{"pageNumber":"126","pageRowStart":"3125","pageSize":"25","recordCount":10951,"records":[{"id":70144506,"text":"ofr20151061 - 2015 - Geochemical and mineralogical sampling of the Devonian shales in the Broadtop synclinorium, Appalachian basin, in Virginia, West Virginia, Maryland, and Pennsylvania","interactions":[],"lastModifiedDate":"2015-05-08T09:47:57","indexId":"ofr20151061","displayToPublicDate":"2015-05-07T11:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":330,"text":"Open-File Report","code":"OFR","onlineIssn":"2331-1258","printIssn":"0196-1497","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2015-1061","title":"Geochemical and mineralogical sampling of the Devonian shales in the Broadtop synclinorium, Appalachian basin, in Virginia, West Virginia, Maryland, and Pennsylvania","docAbstract":"<p>Reconnaissance field mapping and outcrop sampling for geochemical and mineralogical analyses indicate that the Middle Devonian Marcellus Shale in the Broadtop synclinorium and nearby areas from southeastern West Virginia to south-central Pennsylvania has an organic content sufficiently high and a thermal maturity sufficiently moderate to be considered for a shale gas play. The organic matter-rich Marcellus Shale is present throughout most of the synclinorium, being absent only where it has been eroded from the crest of anticlines. Geochemical analyses of outcrop and well drill-cuttings samples indicate that variable levels of hydrocarbons have been generated and expelled from the kerogen originally in place in the mudstone. The mineralogical characteristics of the Marcellus Shale samples from the study area are conducive to a continuous resource play, but the Middle Devonian strata are folded, faulted, and moderately to heavily sheared in the Broadtop synclinorium.</p>\n<p>The presence of conventional anticlinal gas fields in the study area that are productive from the underlying Lower Devonian Oriskany Sandstone suggests that an unconventional (or continuous) shale gas system may be in place within the Marcellus Shale in the study area. Results of this study indicate that the Marcellus Shale in the Broadtop synclinorium generally is similar in organic geochemical nature throughout its extent, and based on the sample analyses, there are no clearly identifiable high potential areas (or &ldquo;sweet spots&rdquo;) in the study area. This report contains analyses of 132 outcrop and well drill-cuttings samples.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/ofr20151061","usgsCitation":"Enomoto, C.B., Coleman, J.L., Swezey, C.S., Niemeyer, P.W., and Dulong, F.T., 2015, Geochemical and mineralogical sampling of the Devonian shales in the Broadtop synclinorium, Appalachian basin, in Virginia, West Virginia, Maryland, and Pennsylvania: U.S. Geological Survey Open-File Report 2015-1061, Report: v, 32 p.; 5 plates: 42 x 50 inches or smaller ; Appendix; Downloads Directory, https://doi.org/10.3133/ofr20151061.","productDescription":"Report: v, 32 p.; 5 plates: 42 x 50 inches or smaller ; Appendix; Downloads Directory","numberOfPages":"38","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-052347","costCenters":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"links":[{"id":300157,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/ofr20151061.jpg"},{"id":300153,"rank":1,"type":{"id":15,"text":"Index Page"},"url":"https://pubs.usgs.gov/of/2015/1061/"},{"id":300154,"rank":2,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/2015/1061/pdf/ofr2015-1061.pdf","text":"Report","size":"5.04 MB","linkFileType":{"id":1,"text":"pdf"},"description":"Report"},{"id":300155,"rank":3,"type":{"id":7,"text":"Companion Files"},"url":"https://pubs.usgs.gov/of/2015/1061/downloads","text":"Downloads Directory","description":"Downloads Directory","linkHelpText":"Contains: Plates 1-5 files in PDF format and Appendix file in Excel format."}],"country":"United States","state":"Maryland, Pennsylvania, Virginia, West Virginia","otherGeospatial":"Appalachian Basin","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -76.35498046875,\n              40.38002840251183\n            ],\n            [\n              -76.4208984375,\n              39.8928799002948\n            ],\n            [\n              -77.10205078124999,\n              39.470125122358176\n            ],\n            [\n              -77.080078125,\n              39.232253141714885\n            ],\n            [\n              -77.36572265625,\n              38.90813299596705\n            ],\n            [\n              -77.51953125,\n              38.89103282648846\n            ],\n            [\n              -78.11279296875,\n              38.35888785866677\n            ],\n            [\n              -78.42041015625,\n              37.90953361677018\n            ],\n            [\n              -79.27734374999999,\n              36.73888412439431\n            ],\n            [\n              -80.35400390625,\n              37.07271048132946\n            ],\n            [\n              -80.2001953125,\n              37.735969208590504\n            ],\n            [\n              -80.26611328125,\n              38.048091067457236\n            ],\n            [\n              -79.87060546875,\n              38.634036452919226\n            ],\n            [\n              -79.453125,\n              38.90813299596705\n            ],\n            [\n              -78.2666015625,\n              40.41349604970198\n            ],\n            [\n              -77.82714843749999,\n              40.54720023441049\n            ],\n            [\n              -76.904296875,\n              40.49709237269567\n            ],\n            [\n              -76.35498046875,\n              40.38002840251183\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","publishingServiceCenter":{"id":9,"text":"Reston PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"554c7ea8e4b082ec5412847f","contributors":{"authors":[{"text":"Enomoto, Catherine B. 0000-0002-4119-1953 cenomoto@usgs.gov","orcid":"https://orcid.org/0000-0002-4119-1953","contributorId":2126,"corporation":false,"usgs":true,"family":"Enomoto","given":"Catherine","email":"cenomoto@usgs.gov","middleInitial":"B.","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":543667,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Coleman, James L. 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,{"id":70129171,"text":"ofr20141125 - 2015 - Historic and forecasted population and land-cover change in eastern North Carolina, 1992-2030","interactions":[],"lastModifiedDate":"2018-03-13T15:40:40","indexId":"ofr20141125","displayToPublicDate":"2015-05-07T09:30:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":330,"text":"Open-File Report","code":"OFR","onlineIssn":"2331-1258","printIssn":"0196-1497","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2014-1125","title":"Historic and forecasted population and land-cover change in eastern North Carolina, 1992-2030","docAbstract":"<p><span>The Southeast Regional Partnership for Planning and Sustainability (SERPPAS) was formed in 2005 as a partnership between the Department of Defense (DOD) and State and Federal agencies to promote better collaboration in making resource-use decisions. In support of this goal, the U.S. Geological Survey (USGS) conducted a study to evaluate historic population growth and land-cover change, and to model future change, for the 13-county SERPPAS study area in southeastern North Carolina (fig. 1). Improved understanding of trends in land-cover change and the ability to forecast land-cover change that is consistent with these trends will be a key component of efforts to accommodate local military-mission imperatives while also promoting sustainable economic growth throughout the 13-county study area. The study had three principal objectives:</span><br /><br /><span>&nbsp;&nbsp;&nbsp;&nbsp;1.&nbsp;&nbsp;Evaluate historic changes in population and land cover for the period 1992&ndash;2006 using both previously existing as well as newly generated land-cover data.</span><br /><span>&nbsp;&nbsp;&nbsp;&nbsp;2.&nbsp;&nbsp;Develop models to forecast future change in land cover using the data gathered in objective 1 in conjunction with ancillary data on the suitability of the various sub-areas within the study area for low- and high-intensity urban development.</span><br /><span>&nbsp;&nbsp;&nbsp;&nbsp;3.&nbsp;&nbsp;Deliver these results&mdash;including an executive-level briefing and a USGS technical report&mdash;to DOD, other project cooperators, and local counties in hard-copy and digital formats and via the Web through a map-based data viewer.&nbsp;</span><br /><br /><span>This report provides a general overview of the study and is intended for general distribution to non-technical audiences.</span></p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/ofr20141125","collaboration":"Prepared for the Southeast Regional Partnership for Planning and Sustainability (SERPPAS)","usgsCitation":"Claggett, P.R., Hearn, and Donato, D.I., 2015, Historic and forecasted population and land-cover change in eastern North Carolina, 1992-2030: U.S. Geological Survey Open-File Report 2014-1125, v, 23 p., https://doi.org/10.3133/ofr20141125.","productDescription":"v, 23 p.","numberOfPages":"30","onlineOnly":"Y","additionalOnlineFiles":"N","temporalStart":"1992-01-01","temporalEnd":"2006-12-31","ipdsId":"IP-049106","costCenters":[{"id":242,"text":"Eastern Geographic Science 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phearn@usgs.gov","contributorId":1950,"corporation":false,"usgs":true,"family":"Hearn","suffix":"Jr.","email":"phearn@usgs.gov","affiliations":[{"id":242,"text":"Eastern Geographic Science Center","active":true,"usgs":true}],"preferred":false,"id":519799,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Donato, David I. 0000-0002-5412-0249 didonato@usgs.gov","orcid":"https://orcid.org/0000-0002-5412-0249","contributorId":2234,"corporation":false,"usgs":true,"family":"Donato","given":"David","email":"didonato@usgs.gov","middleInitial":"I.","affiliations":[{"id":242,"text":"Eastern Geographic Science Center","active":true,"usgs":true}],"preferred":true,"id":519800,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70147753,"text":"70147753 - 2015 - A field investigation of the basaltic ring structures of the Channeled Scabland and the relevance to Mars","interactions":[],"lastModifiedDate":"2018-11-08T16:17:11","indexId":"70147753","displayToPublicDate":"2015-05-06T09:15:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1801,"text":"Geomorphology","active":true,"publicationSubtype":{"id":10}},"title":"A field investigation of the basaltic ring structures of the Channeled Scabland and the relevance to Mars","docAbstract":"<p>The basaltic ring structure (BRS) is a class of peculiar features only reported in the Channeled Scabland of eastern Washington State. They have been suggested to be good analogs, however, for some circular features on Mars. BRSs are found where Pleistocene floods scoured the Columbia River Basin, stripping off the uppermost part of the Miocene Columbia River Basalt Group and exposing structures that were previously embedded in the lava. The &ldquo;Odessa Craters,&rdquo; near Odessa, WA, are 50&ndash;500-m-wide BRSs that are comprised of discontinuous, concentric outcrops of subvertically-jointed basalt and autointrusive dikes. Detailed field investigation of the Odessa Craters in planform and a cross-sectional exposure of a similar structure above Banks Lake, WA, lead us to propose that BRSs formed by concurrent phreatovolcanism and lava flow inflation. In this model, phreatovolcanic (a.k.a., &ldquo;rootless&rdquo;) cones formed on a relatively thin, active lava flow; the lava flow inflated around the cones, locally inverting topography; tensile stresses caused concentric fracturing of the lava crust; lava from within the molten interior of the flow exploited the fractures and buried the phreatovolcanic cones; and subsequent erosive floods excavated the structures. Another population of BRSs near Tokio Station, WA, consists of single-ringed, raised-rimmed structures that are smaller and more randomly distributed than the Odessa Craters. We find evidence for a phreatovolcanic component to the origin as well, and hypothesize that they are either flood-eroded phreatovolcanic cones or Odessa Crater-like BRSs. This work indicates that BRSs are not good analogs to the features on Mars because the martian features are found on the uneroded surfaces. Despite this, the now superseded concepts for BRS formation are useful for understanding the formation of the martian features.</p>","conferenceTitle":"45th Annual Binghamton Geomorphology Symposium","conferenceDate":"September 12-14, 2014","conferenceLocation":"Knoxville, TN","language":"English","publisher":"Elsevier","doi":"10.1016/j.geomorph.2014.06.027","usgsCitation":"Keszthelyi, L.P., and Jaeger, W.L., 2015, A field investigation of the basaltic ring structures of the Channeled Scabland and the relevance to Mars: Geomorphology, v. 240, p. 34-43, https://doi.org/10.1016/j.geomorph.2014.06.027.","productDescription":"10 p.","startPage":"34","endPage":"43","numberOfPages":"10","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-050656","costCenters":[{"id":131,"text":"Astrogeology Science Center","active":true,"usgs":true}],"links":[{"id":300125,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","state":"Washington","otherGeospatial":"Channeled Scabland, Mars, Odessa Craters","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -119.1302490234375,\n              47.92554522341879\n            ],\n            [\n              -119.21539306640626,\n              47.88872266659918\n            ],\n            [\n              -119.34722900390625,\n              47.635783590864854\n            ],\n            [\n              -118.7677001953125,\n              47.29040793812928\n            ],\n            [\n              -118.2843017578125,\n              47.12808212013255\n            ],\n            [\n              -118.11126708984375,\n              47.21397145824759\n            ],\n            [\n              -119.1302490234375,\n              47.92554522341879\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","volume":"240","publishingServiceCenter":{"id":14,"text":"Menlo Park PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"554b2d17e4b082ec54127142","contributors":{"authors":[{"text":"Keszthelyi, Laszlo P. 0000-0003-1879-4331 laz@usgs.gov","orcid":"https://orcid.org/0000-0003-1879-4331","contributorId":227,"corporation":false,"usgs":true,"family":"Keszthelyi","given":"Laszlo","email":"laz@usgs.gov","middleInitial":"P.","affiliations":[{"id":131,"text":"Astrogeology Science Center","active":true,"usgs":true}],"preferred":true,"id":546250,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Jaeger, Windy L.","contributorId":61679,"corporation":false,"usgs":true,"family":"Jaeger","given":"Windy","email":"","middleInitial":"L.","affiliations":[],"preferred":false,"id":546251,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":70141459,"text":"sir20155023 - 2015 - Water quality of the Little Arkansas River and <i>Equus</i> Beds Aquifer before and concurrent with large-scale artificial recharge, south-central Kansas, 1995-2012","interactions":[],"lastModifiedDate":"2015-05-07T09:43:27","indexId":"sir20155023","displayToPublicDate":"2015-05-05T11:45:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":334,"text":"Scientific Investigations Report","code":"SIR","onlineIssn":"2328-0328","printIssn":"2328-031X","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2015-5023","title":"Water quality of the Little Arkansas River and <i>Equus</i> Beds Aquifer before and concurrent with large-scale artificial recharge, south-central Kansas, 1995-2012","docAbstract":"<p>The city of Wichita artificially recharged about 1 billion gallons of water into the&nbsp;<i>Equus</i>&nbsp;Beds aquifer during 2007&ndash;2012 as part of Phase I recharge of the Artificial Storage and Recovery project. This report, prepared in cooperation by the U.S. Geological Survey and the city of Wichita, Kansas, summarizes Little Arkansas River (source-water for artificial recharge) and<i>Equus</i>&nbsp;Beds aquifer water quality before (1995&ndash;2006) and during (2007&ndash;2012) Artificial Storage and Recovery Phase I recharge. Additionally, aquifer water-quality distribution maps are presented and water-quality changes associated with Phase I recharge timing are described.</p>\n<p>Computed chloride concentrations in the Little Arkansas River exceeded the Federal secondary maximum contaminant level (SMCL) about 20 percent of the time during 1999 through 2012, primarily during low-flow conditions. Groundwater chloride concentrations during 2001 through 2012 exceeded the SMCL in about 6 percent of shallow wells and 7 percent of deep wells, primarily near Burrton, Kansas and along the Arkansas River. Nearly all surface water nitrate plus nitrite concentrations during 1995 through 2012 were less than the Federal maximum contaminant level (MCL); groundwater nitrate plus nitrite concentrations exceeded the MCL in about 16 percent of shallow groundwater samples and were minimal in the deeper parts of the aquifer. Several trace elements frequently exceeded drinking water criteria, including arsenic, iron, and manganese.</p>\n<p>Recharge activities at Phase I recharge wells have not resulted in substantial effects on groundwater quality in the area, likely because the total amount of water recharged is relatively small (1 billion gallons) compared to aquifer storage volume (greater than 990 billion gallons in winter 2012). The eastward movement of the Burrton chloride plume is likely being slowed by a line of recharge locations associated with Phase I; however, chloride concentrations in deep groundwater still advanced to less than one half mile from the central part of the study area. Water-quality constituents of concern (major ions, nutrients, trace elements, triazine herbicides, and fecal indicator bacteria) have not increased substantially and are likely more affected by climatological (natural recharge by precipitation) and natural (geochemical oxidation/reduction, metabolic and decay rates) processes than artificial recharge. Arsenic remains a water-quality constituent of concern because of natural and continued persistence of concentrations exceeding the Federal maximum contaminant level of 10 micrograms per liter, especially in the deeper parts of the<i>Equus</i>&nbsp;Beds aquifer.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/sir20155023","collaboration":"Prepared in cooperation with the City of Wichita, Kansas, as part of the Equus Beds Groundwater Recharge Project","usgsCitation":"Tappa, D.J., Lanning-Rush, J., Klager, B.J., Hansen, C.V., and Ziegler, A., 2015, Water quality of the Little Arkansas River and <i>Equus</i> Beds Aquifer before and concurrent with large-scale artificial recharge, south-central Kansas, 1995-2012 (Version 1: Originally posted May 5, 2015; Version 1.1: May 6, 2015): U.S. Geological Survey Scientific Investigations Report 2015-5023, Report: ix, 67 p.; Downloads Directory, https://doi.org/10.3133/sir20155023.","productDescription":"Report: ix, 67 p.; Downloads Directory","numberOfPages":"82","onlineOnly":"Y","additionalOnlineFiles":"N","temporalStart":"1995-01-01","temporalEnd":"2012-12-31","ipdsId":"IP-057383","costCenters":[{"id":353,"text":"Kansas Water Science Center","active":false,"usgs":true}],"links":[{"id":300097,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/sir20155023.jpg"},{"id":300152,"rank":3,"type":{"id":7,"text":"Companion Files"},"url":"https://pubs.usgs.gov/sir/2015/5023/downloads","text":"Downloads Directory","description":"Downloads Directory","linkHelpText":"Contains: Figures1.1_1.2.xlsx and Table1-1.xlsx"},{"id":300095,"rank":2,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/sir/2015/5023/pdf/sir2015-5023.pdf","size":"9.55 MB","linkFileType":{"id":1,"text":"pdf"}},{"id":300096,"rank":1,"type":{"id":15,"text":"Index 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,{"id":70147158,"text":"ofr20151081 - 2015 - Storm tide monitoring during the blizzard of January 26-28, 2015, in eastern Massachusetts","interactions":[],"lastModifiedDate":"2015-05-01T14:55:29","indexId":"ofr20151081","displayToPublicDate":"2015-05-01T15:45:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":330,"text":"Open-File Report","code":"OFR","onlineIssn":"2331-1258","printIssn":"0196-1497","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2015-1081","title":"Storm tide monitoring during the blizzard of January 26-28, 2015, in eastern Massachusetts","docAbstract":"<p>The U.S. Geological Survey (USGS) deployed a temporary monitoring network of six storm surge sensors and four barometric pressure sensors along the Atlantic coast in eastern Massachusetts, from Plymouth to Newburyport, before the blizzard of January 26&ndash;28, 2015 (Blizzard of January 2015), to record the timing and magnitude of storm tide at select locations where forecasters had predicted the potential for coastal flooding. Additionally, water-level data were recorded and transmitted in near real-time from four permanent USGS tidal stations&mdash;three on Cape Cod and one near the mouth of the Merrimack River in Newburyport. The storm surge sensors were deployed at previously established fixed sites outfitted with presurveyed mounting brackets. The mounting brackets were installed in 2014 as part of the USGS Surge, Wave, and Tide Hydrodynamic (SWaTH) Network (<a href=\"http://pubs.usgs.gov/of/2015/1081/508pdf/ofr20150-1081.pdf\">https://water.usgs.gov/floods/STN/</a>), which was funded through congressional supplemental appropriations for the U.S. Department of the Interior after the devastating landfall of Hurricane Sandy on October 29, 2012 (Simmons and others, 2014). The USGS received this funding to enable better understanding of coastal flooding hazards in the region, to improve preparedness for future coastal storms, and to increase the resilience of coastal cities, infrastructure, and natural systems in the region (Buxton and others, 2013). The USGS established 163 monitoring locations along the New England coast for the SWaTH Network, including 70 sites in Massachusetts.</p>\n<p>The Blizzard of January 2015 was a powerful and destructive storm that threatened public safety and led to widespread cancellations and delays at transportation hubs, schools, and businesses in Massachusetts, including, for example, the closure of General Edward Lawrence Logan (Boston-Logan) International Airport and cancellation of all flights on January 27 and a statewide travel ban issued for January 28. A total of 24.6 inches of snowfall and winds up to 45 miles per hour (mi/hr) were recorded at the airport. Several coastal communities were affected and experienced flooding, overwash, and damage to seawalls, dwellings, and other infrastructure. In Scituate, the National Guard was sent to rescue people from flooding, and power was cut to some areas of the town to prevent electrical fires.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/ofr20151081","usgsCitation":"Massey, A.J., and Verdi, R.J., 2015, Storm tide monitoring during the blizzard of January 26-28, 2015, in eastern Massachusetts: U.S. Geological Survey Open-File Report 2015-1081, iv, 7 p., https://doi.org/10.3133/ofr20151081.","productDescription":"iv, 7 p.","numberOfPages":"16","onlineOnly":"Y","additionalOnlineFiles":"N","temporalStart":"2015-01-26","temporalEnd":"2015-01-28","ipdsId":"IP-064196","costCenters":[{"id":466,"text":"New England Water Science 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ajmassey@usgs.gov","orcid":"https://orcid.org/0000-0003-3995-8657","contributorId":1862,"corporation":false,"usgs":true,"family":"Massey","given":"Andrew","email":"ajmassey@usgs.gov","middleInitial":"J.","affiliations":[{"id":466,"text":"New England Water Science Center","active":true,"usgs":true},{"id":376,"text":"Massachusetts Water Science Center","active":true,"usgs":true}],"preferred":true,"id":545712,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Verdi, Richard J. 0000-0002-7093-9203 rverdi@usgs.gov","orcid":"https://orcid.org/0000-0002-7093-9203","contributorId":1098,"corporation":false,"usgs":true,"family":"Verdi","given":"Richard","email":"rverdi@usgs.gov","middleInitial":"J.","affiliations":[{"id":502,"text":"Office of Surface Water","active":true,"usgs":true},{"id":376,"text":"Massachusetts Water Science Center","active":true,"usgs":true}],"preferred":true,"id":545713,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":70147580,"text":"70147580 - 2015 - Thiaminase activity in native freshwater mussels","interactions":[],"lastModifiedDate":"2015-06-02T11:34:16","indexId":"70147580","displayToPublicDate":"2015-05-01T12:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2330,"text":"Journal of Great Lakes Research","active":true,"publicationSubtype":{"id":10}},"title":"Thiaminase activity in native freshwater mussels","docAbstract":"<p>Thiamine (vitamin B<sub>1</sub>) deficiency in the Great Lakes has been attributed to elevated levels of thiaminase I enzyme activity in invasive prey species; however, few studies have investigated thiaminase activity in native prey species. Some of the highest levels of thiaminase activity have been measured in invasive dreissenid mussels with little understanding of background levels contributed by native freshwater mussels (Bivalvia: Unionidae). In this study, thiaminase activity was measured in two freshwater mussel species, <i>Elliptio complanata</i> and <i>Strophitus undulatus</i>, from the Delaware and Susquehanna River drainage basins located in north eastern United States. Thiaminase activity was also measured in gravid and non-gravid <i>S. undulatus</i>. Average thiaminase activity differed significantly between species (7.2 and 42.4 &mu;mol/g/min, for <i>E. complanata</i> and <i>S. undulatus</i> respectively) with no differences observed between drainage basins. Gravid <i>S. undulatus</i> had significantly lower thiaminase activity (28.0 &mu;mol/g/min) than non-gravid mussels (42.4 &mu;mol/g/min). Our results suggest that a suite of factors may regulate thiaminase activity in freshwater mussels and that native freshwater mussel thiaminase activity is within the range observed for invasive dreissenids. These results add to our understanding of the complexities in identifying the ecological conditions that set the stage for thiamine deficiency.</p>","language":"English","publisher":"International Association for Great Lakes Research","publisherLocation":"Toronto","doi":"10.1016/j.jglr.2015.03.024","usgsCitation":"Blakeslee, C.J., Sweet, S., Galbraith, H.S., and Honeyfield, D.C., 2015, Thiaminase activity in native freshwater mussels: Journal of Great Lakes Research, v. 41, no. 2, p. 516-519, https://doi.org/10.1016/j.jglr.2015.03.024.","productDescription":"4 p.","startPage":"516","endPage":"519","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-062481","costCenters":[{"id":365,"text":"Leetown Science Center","active":true,"usgs":true}],"links":[{"id":300101,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"41","issue":"2","publishingServiceCenter":{"id":10,"text":"Baltimore PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5549e9c1e4b064e4207ca450","contributors":{"authors":[{"text":"Blakeslee, Carrie J. 0000-0002-0801-5325 cblakeslee@usgs.gov","orcid":"https://orcid.org/0000-0002-0801-5325","contributorId":5462,"corporation":false,"usgs":true,"family":"Blakeslee","given":"Carrie","email":"cblakeslee@usgs.gov","middleInitial":"J.","affiliations":[{"id":365,"text":"Leetown Science Center","active":true,"usgs":true}],"preferred":true,"id":546166,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Sweet, Stephanie ssweet@usgs.gov","contributorId":140568,"corporation":false,"usgs":true,"family":"Sweet","given":"Stephanie","email":"ssweet@usgs.gov","affiliations":[{"id":365,"text":"Leetown Science Center","active":true,"usgs":true}],"preferred":true,"id":546167,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Galbraith, Heather S. 0000-0003-3704-3517 hgalbraith@usgs.gov","orcid":"https://orcid.org/0000-0003-3704-3517","contributorId":4519,"corporation":false,"usgs":true,"family":"Galbraith","given":"Heather","email":"hgalbraith@usgs.gov","middleInitial":"S.","affiliations":[{"id":365,"text":"Leetown Science Center","active":true,"usgs":true}],"preferred":true,"id":546168,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Honeyfield, Dale C. 0000-0003-3034-2047 honeyfie@usgs.gov","orcid":"https://orcid.org/0000-0003-3034-2047","contributorId":2774,"corporation":false,"usgs":true,"family":"Honeyfield","given":"Dale","email":"honeyfie@usgs.gov","middleInitial":"C.","affiliations":[{"id":365,"text":"Leetown Science Center","active":true,"usgs":true}],"preferred":true,"id":546169,"contributorType":{"id":1,"text":"Authors"},"rank":4}]}}
,{"id":70148061,"text":"70148061 - 2015 - Inter-laboratory variation in the chemical analysis of acidic forest soil reference samples from eastern North America","interactions":[],"lastModifiedDate":"2015-05-18T09:22:41","indexId":"70148061","displayToPublicDate":"2015-05-01T10:30:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1475,"text":"Ecosphere","active":true,"publicationSubtype":{"id":10}},"title":"Inter-laboratory variation in the chemical analysis of acidic forest soil reference samples from eastern North America","docAbstract":"<p>Long-term forest soil monitoring and research often requires a comparison of laboratory data generated at different times and in different laboratories. Quantifying the uncertainty associated with these analyses is necessary to assess temporal changes in soil properties. Forest soil chemical properties, and methods to measure these properties, often differ from agronomic and horticultural soils. Soil proficiency programs do not generally include forest soil samples that are highly acidic, high in extractable Al, low in extractable Ca and often high in carbon. To determine the uncertainty associated with specific analytical methods for forest soils, we collected and distributed samples from two soil horizons (Oa and Bs) to 15 laboratories in the eastern United States and Canada. Soil properties measured included total organic carbon and nitrogen, pH and exchangeable cations. Overall, results were consistent despite some differences in methodology. We calculated the median absolute deviation (MAD) for each measurement and considered the acceptable range to be the median 6 2.5 3 MAD. Variability among laboratories was usually as low as the typical variability within a laboratory. A few areas of concern include a lack of consistency in the measurement and expression of results on a dry weight basis, relatively high variability in the C/N ratio in the Bs horizon, challenges associated with determining exchangeable cations at concentrations near the lower reporting range of some laboratories and the operationally defined nature of aluminum extractability. Recommendations include a continuation of reference forest soil exchange programs to quantify the uncertainty associated with these analyses in conjunction with ongoing efforts to review and standardize laboratory methods.</p>","language":"English","publisher":"Ecological Society of America","publisherLocation":"Washington, D.C.","doi":"10.1890/ES14-00209.1","collaboration":"New York State Energy Research and Development Authority; USGS","usgsCitation":"Ross, D., Bailiey, S.W., Briggs, R., Curry, J., Fernandez, I.J., Fredriksen, G., Goodale, C.L., Hazlett, P.W., Heine, P.R., Johnson, C.E., Larson, J.T., Lawrence, G.B., Kolka, R.K., , O., Pare, D., Richter, D.D., Shirmer, C.D., and Warby, R.A., 2015, Inter-laboratory variation in the chemical analysis of acidic forest soil reference samples from eastern North America: Ecosphere, v. 6, no. 5, p. 1-22, https://doi.org/10.1890/ES14-00209.1.","productDescription":"22 p.","startPage":"1","endPage":"22","numberOfPages":"22","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-060718","costCenters":[{"id":474,"text":"New York Water Science Center","active":true,"usgs":true}],"links":[{"id":490035,"rank":0,"type":{"id":40,"text":"Open Access Publisher Index Page"},"url":"https://doi.org/10.1890/es14-00209.1","text":"Publisher Index Page"},{"id":300461,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"6","issue":"5","publishingServiceCenter":{"id":11,"text":"Pembroke PSC"},"noUsgsAuthors":false,"publicationDate":"2015-05-08","publicationStatus":"PW","scienceBaseUri":"555b0d50e4b0a92fa7eac62b","contributors":{"authors":[{"text":"Ross, Donald S.","contributorId":9565,"corporation":false,"usgs":true,"family":"Ross","given":"Donald S.","affiliations":[],"preferred":false,"id":547022,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Bailiey, Scott W","contributorId":140803,"corporation":false,"usgs":false,"family":"Bailiey","given":"Scott","email":"","middleInitial":"W","affiliations":[{"id":13575,"text":"Research Geologist, Hubbard Brook Experimental Forest, USDA Forest Service, North Woodstock, NH","active":true,"usgs":false}],"preferred":false,"id":547023,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Briggs, Russell D","contributorId":140804,"corporation":false,"usgs":false,"family":"Briggs","given":"Russell D","affiliations":[{"id":13576,"text":"Professor, Div of Environmental Science, SUNY College of ESF, Syracuse NY","active":true,"usgs":false}],"preferred":false,"id":547024,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Curry, Johanna","contributorId":140805,"corporation":false,"usgs":false,"family":"Curry","given":"Johanna","email":"","affiliations":[{"id":13577,"text":"Supervisor, Great Lakes Forestry Centre, Sault Ste. Marie, Canada","active":true,"usgs":false}],"preferred":false,"id":547025,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Fernandez, Ivan J.","contributorId":80174,"corporation":false,"usgs":true,"family":"Fernandez","given":"Ivan","email":"","middleInitial":"J.","affiliations":[],"preferred":false,"id":547026,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Fredriksen, Guinevere","contributorId":140806,"corporation":false,"usgs":false,"family":"Fredriksen","given":"Guinevere","email":"","affiliations":[{"id":13578,"text":"Research Support Spec I, Ecology & Evolutionary Biology, Cornell University, Ithaca NY","active":true,"usgs":false}],"preferred":false,"id":547027,"contributorType":{"id":1,"text":"Authors"},"rank":6},{"text":"Goodale, Christine L.","contributorId":22638,"corporation":false,"usgs":true,"family":"Goodale","given":"Christine","email":"","middleInitial":"L.","affiliations":[],"preferred":false,"id":547028,"contributorType":{"id":1,"text":"Authors"},"rank":7},{"text":"Hazlett, Paul W.","contributorId":101177,"corporation":false,"usgs":true,"family":"Hazlett","given":"Paul","email":"","middleInitial":"W.","affiliations":[],"preferred":false,"id":547029,"contributorType":{"id":1,"text":"Authors"},"rank":8},{"text":"Heine, Paul R","contributorId":140807,"corporation":false,"usgs":false,"family":"Heine","given":"Paul","email":"","middleInitial":"R","affiliations":[{"id":13579,"text":"Lab Admin, Nicholas School of the Environment, Duke University, Durham NC","active":true,"usgs":false}],"preferred":false,"id":547030,"contributorType":{"id":1,"text":"Authors"},"rank":9},{"text":"Johnson, Chris E.","contributorId":17539,"corporation":false,"usgs":true,"family":"Johnson","given":"Chris","email":"","middleInitial":"E.","affiliations":[],"preferred":false,"id":547031,"contributorType":{"id":1,"text":"Authors"},"rank":10},{"text":"Larson, John T","contributorId":140808,"corporation":false,"usgs":false,"family":"Larson","given":"John","email":"","middleInitial":"T","affiliations":[{"id":13580,"text":"Chemist, National Research Station, USDA Forest Service, Grand Rapids MN","active":true,"usgs":false}],"preferred":false,"id":547032,"contributorType":{"id":1,"text":"Authors"},"rank":11},{"text":"Lawrence, Gregory B. 0000-0002-8035-2350 glawrenc@usgs.gov","orcid":"https://orcid.org/0000-0002-8035-2350","contributorId":867,"corporation":false,"usgs":true,"family":"Lawrence","given":"Gregory","email":"glawrenc@usgs.gov","middleInitial":"B.","affiliations":[{"id":474,"text":"New York Water Science Center","active":true,"usgs":true}],"preferred":true,"id":547021,"contributorType":{"id":1,"text":"Authors"},"rank":12},{"text":"Kolka, Randy K","contributorId":140809,"corporation":false,"usgs":false,"family":"Kolka","given":"Randy","email":"","middleInitial":"K","affiliations":[{"id":13581,"text":"Research Soil Scientist, National Research Station, USDA Forest Service, Grand Rapids MN","active":true,"usgs":false}],"preferred":false,"id":547033,"contributorType":{"id":1,"text":"Authors"},"rank":13},{"text":" Ouimet","contributorId":140810,"corporation":false,"usgs":false,"given":"Ouimet","email":"","affiliations":[{"id":13582,"text":"Director of Forestry Research, Dept of Natural Resources & Wildlife, Quebec, Canada","active":true,"usgs":false}],"preferred":false,"id":547034,"contributorType":{"id":1,"text":"Authors"},"rank":14},{"text":"Pare, D","contributorId":140812,"corporation":false,"usgs":false,"family":"Pare","given":"D","affiliations":[{"id":13584,"text":"Natural Resources Canada, Canadian Forest Service","active":true,"usgs":false}],"preferred":false,"id":547038,"contributorType":{"id":1,"text":"Authors"},"rank":15},{"text":"Richter, Daniel D.","contributorId":99458,"corporation":false,"usgs":true,"family":"Richter","given":"Daniel","email":"","middleInitial":"D.","affiliations":[],"preferred":false,"id":547035,"contributorType":{"id":1,"text":"Authors"},"rank":16},{"text":"Shirmer, Charles D","contributorId":140811,"corporation":false,"usgs":false,"family":"Shirmer","given":"Charles","email":"","middleInitial":"D","affiliations":[{"id":13583,"text":"Instructional Support Specialist, Dept of Forest & Natural Resources Mgmt, SUNY College of ESF, Syracuse NY","active":true,"usgs":false}],"preferred":false,"id":547036,"contributorType":{"id":1,"text":"Authors"},"rank":17},{"text":"Warby, Richard A.F.","contributorId":94950,"corporation":false,"usgs":true,"family":"Warby","given":"Richard","email":"","middleInitial":"A.F.","affiliations":[],"preferred":false,"id":547037,"contributorType":{"id":1,"text":"Authors"},"rank":18}]}}
,{"id":70156791,"text":"70156791 - 2015 - Ordovician of Germany Valley, West Virginia: 12th International Symposium on the Ordovician System mid-conference field trip","interactions":[],"lastModifiedDate":"2019-12-11T12:38:56","indexId":"70156791","displayToPublicDate":"2015-05-01T00:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":3481,"text":"Stratigraphy","active":true,"publicationSubtype":{"id":10}},"title":"Ordovician of Germany Valley, West Virginia: 12th International Symposium on the Ordovician System mid-conference field trip","docAbstract":"<p>No abstract available.</p>","language":"English","publisher":"Micropaleontology Press","usgsCitation":"Haynes, J.T., Goggin, K.E., and Orndorff, R.C., 2015, Ordovician of Germany Valley, West Virginia: 12th International Symposium on the Ordovician System mid-conference field trip: Stratigraphy, v. 12, no. 2, p. 252-288.","productDescription":"37 p.","startPage":"252","endPage":"288","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-066704","costCenters":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true}],"links":[{"id":308057,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"},{"id":308056,"rank":1,"type":{"id":15,"text":"Index Page"},"url":"https://www.micropress.org/microaccess/stratigraphy/issue-317/article-1930"}],"country":"United States","state":"West Virginia","otherGeospatial":"Germany Valley","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -79.573974609375,\n              38.487994609214795\n            ],\n            [\n              -78.84063720703124,\n              38.487994609214795\n            ],\n            [\n              -78.84063720703124,\n              39.3279240176903\n            ],\n            [\n              -79.573974609375,\n              39.3279240176903\n            ],\n            [\n              -79.573974609375,\n              38.487994609214795\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","volume":"12","issue":"2","publishingServiceCenter":{"id":9,"text":"Reston PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"55f2a9bee4b0dacf699ec6c1","contributors":{"authors":[{"text":"Haynes, John T.","contributorId":54842,"corporation":false,"usgs":true,"family":"Haynes","given":"John","email":"","middleInitial":"T.","affiliations":[],"preferred":false,"id":570554,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Goggin, Keith E.","contributorId":147155,"corporation":false,"usgs":false,"family":"Goggin","given":"Keith","email":"","middleInitial":"E.","affiliations":[{"id":16797,"text":"Weatherford Laboratories","active":true,"usgs":false}],"preferred":false,"id":570555,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Orndorff, Randall C. 0000-0002-8956-5803 rorndorf@usgs.gov","orcid":"https://orcid.org/0000-0002-8956-5803","contributorId":2739,"corporation":false,"usgs":true,"family":"Orndorff","given":"Randall","email":"rorndorf@usgs.gov","middleInitial":"C.","affiliations":[{"id":40020,"text":"Florence Bascom Geoscience Center","active":true,"usgs":true},{"id":501,"text":"Office of Science Quality and Integrity","active":true,"usgs":true},{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true}],"preferred":true,"id":570553,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70159354,"text":"70159354 - 2015 - Groundwater movement, recharge, and perchlorate occurrence in a faulted alluvial aquifer in California (USA)","interactions":[],"lastModifiedDate":"2025-01-29T15:41:21.049913","indexId":"70159354","displayToPublicDate":"2015-05-01T00:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1923,"text":"Hydrogeology Journal","active":true,"publicationSubtype":{"id":10}},"title":"Groundwater movement, recharge, and perchlorate occurrence in a faulted alluvial aquifer in California (USA)","docAbstract":"<p>Perchlorate from military, industrial, and legacy agricultural sources is present within an alluvial aquifer in the Rialto-Colton groundwater subbasin, 80 km east of Los Angeles, California (USA). The area is extensively faulted, with water-level differences exceeding 60 m across parts of the Rialto-Colton Fault separating the Rialto-Colton and Chino groundwater subbasins. Coupled well-bore flow and depth-dependent water-quality data show decreases in well yield and changes in water chemistry and isotopic composition, reflecting changing aquifer properties and groundwater recharge sources with depth. Perchlorate movement through some wells under unpumped conditions from shallower to deeper layers underlying mapped plumes was as high as 13 kg/year. Water-level maps suggest potential groundwater movement across the Rialto-Colton Fault through an overlying perched aquifer. Upward flow through a well in the Chino subbasin near the Rialto-Colton Fault suggests potential groundwater movement across the fault through permeable layers within partly consolidated deposits at depth. Although potentially important locally, movement of groundwater from the Rialto-Colton subbasin has not resulted in widespread occurrence of perchlorate within the Chino subbasin. Nitrate and perchlorate concentrations at the water table, associated with legacy agricultural fertilizer use, may be underestimated by data from long-screened wells that mix water from different depths within the aquifer.</p>","language":"English","publisher":"Springer","doi":"10.1007/s10040-014-1217-y","usgsCitation":"Izbicki, J.A., Teague, N.F., Hatzinger, P.B., Bohlke, J.K., and Sturchio, N.C., 2015, Groundwater movement, recharge, and perchlorate occurrence in a faulted alluvial aquifer in California (USA): Hydrogeology Journal, v. 23, no. 3, p. 467-491, https://doi.org/10.1007/s10040-014-1217-y.","productDescription":"25 p.","startPage":"467","endPage":"491","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-043911","costCenters":[{"id":154,"text":"California Water Science Center","active":true,"usgs":true},{"id":589,"text":"Toxic Substances Hydrology Program","active":true,"usgs":true}],"links":[{"id":310773,"rank":1,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.er.usgs.gov/thumbnails/outside_thumb.jpg"},{"id":385546,"rank":2,"type":{"id":42,"text":"Open Access USGS Document"},"url":"https://pubs.usgs.gov/ja/70159354/Izbicki_May2015_article_HydrogeologyJournal_v23_p467-491.pdf","text":"USGS open-access version of article","size":"6 MB","linkFileType":{"id":1,"text":"pdf"}},{"id":385547,"rank":3,"type":{"id":7,"text":"Companion Files"},"url":"https://pubs.usgs.gov/ja/70159354/ESM_Izbicki_May2015_article_HydrogeologyJournal_v23_p467-491.pdf","text":"USGS open-access version of supplemental material","size":"2 MB","linkFileType":{"id":1,"text":"pdf"}}],"country":"United States","state":"California","otherGeospatial":"Chino subbasin, Rialto-colton subbasin","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -117.50701904296875,\n              34.35477416538757\n            ],\n            [\n              -117.98217773437499,\n              34.687427949314845\n            ],\n            [\n              -118.0975341796875,\n              34.472599425831355\n            ],\n            [\n              -117.9766845703125,\n              34.03900467904445\n            ],\n            [\n              -117.11700439453125,\n              33.715201644740844\n            ],\n            [\n              -117.10052490234375,\n              33.84532650276791\n            ],\n            [\n              -117.50701904296875,\n              34.35477416538757\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","volume":"23","issue":"3","publishingServiceCenter":{"id":1,"text":"Sacramento PSC"},"noUsgsAuthors":false,"publicationDate":"2014-12-16","publicationStatus":"PW","scienceBaseUri":"5633433ce4b048076347eec9","contributors":{"authors":[{"text":"Izbicki, John A. 0000-0003-0816-4408 jaizbick@usgs.gov","orcid":"https://orcid.org/0000-0003-0816-4408","contributorId":149374,"corporation":false,"usgs":true,"family":"Izbicki","given":"John","email":"jaizbick@usgs.gov","middleInitial":"A.","affiliations":[],"preferred":false,"id":578174,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Teague, Nicholas F. 0000-0001-5289-1210 nteague@usgs.gov","orcid":"https://orcid.org/0000-0001-5289-1210","contributorId":2145,"corporation":false,"usgs":true,"family":"Teague","given":"Nicholas","email":"nteague@usgs.gov","middleInitial":"F.","affiliations":[{"id":154,"text":"California Water Science Center","active":true,"usgs":true},{"id":493,"text":"Office of Ground Water","active":true,"usgs":true}],"preferred":true,"id":578178,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Hatzinger, Paul B.","contributorId":149376,"corporation":false,"usgs":false,"family":"Hatzinger","given":"Paul","email":"","middleInitial":"B.","affiliations":[{"id":17721,"text":"Shaw Environmental, Princeton, NJ","active":true,"usgs":false}],"preferred":false,"id":578177,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Bohlke, John Karl 0000-0001-5693-6455 jkbohlke@usgs.gov","orcid":"https://orcid.org/0000-0001-5693-6455","contributorId":127841,"corporation":false,"usgs":true,"family":"Bohlke","given":"John","email":"jkbohlke@usgs.gov","middleInitial":"Karl","affiliations":[{"id":436,"text":"National Research Program - Eastern Branch","active":true,"usgs":true}],"preferred":false,"id":578175,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Sturchio, Neil C.","contributorId":149375,"corporation":false,"usgs":false,"family":"Sturchio","given":"Neil","email":"","middleInitial":"C.","affiliations":[{"id":15289,"text":"University of Illinois, Ven Te Chow Hydrosystems Laboratory","active":true,"usgs":false}],"preferred":false,"id":578176,"contributorType":{"id":1,"text":"Authors"},"rank":5}]}}
,{"id":70189102,"text":"70189102 - 2015 - What lies beneath: geophysical mapping of a concealed Precambrian intrusive complex along the Iowa–Minnesota border","interactions":[],"lastModifiedDate":"2017-06-29T16:05:51","indexId":"70189102","displayToPublicDate":"2015-05-01T00:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1168,"text":"Canadian Journal of Earth Sciences","active":true,"publicationSubtype":{"id":10}},"title":"What lies beneath: geophysical mapping of a concealed Precambrian intrusive complex along the Iowa–Minnesota border","docAbstract":"<p><span>Large-amplitude gravity and magnetic highs over northeast Iowa are interpreted to reflect a buried intrusive complex composed of mafic–ultramafic rocks, the northeast Iowa intrusive complex (NEIIC), intruding Yavapai province (1.8–1.72 Ga) rocks. The age of the complex is unproven, although it has been considered to be Keweenawan (∼1.1 Ga). Because only four boreholes reach the complex, which is covered by 200–700 m of Paleozoic sedimentary rocks, geophysical methods are critical to developing a better understanding of the nature and mineral resource potential of the NEIIC. Lithologic and cross-cutting relations interpreted from high-resolution aeromagnetic and airborne gravity gradient data are presented in the form of a preliminary geologic map of the basement Precambrian rocks. Numerous magnetic anomalies are coincident with airborne gravity gradient (AGG) highs, indicating widespread strongly magnetized and dense rocks of likely mafic–ultramafic composition. A Yavapai-age metagabbro unit is interpreted to be part of a layered intrusion with subvertical dip. Another presumed Yavapai unit has low density and weak magnetization, observations consistent with felsic plutons. Northeast-trending, linear magnetic lows are interpreted to reflect reversely magnetized diabase dikes and have properties consistent with Keweenawan rocks. The interpreted dikes are cut in places by normally magnetized mafic–ultramafic rocks, suggesting that the latter represent younger Keweenawan rocks. Distinctive horseshoe-shaped magnetic and AGG highs correspond with a known gabbro, and surround rocks with weaker magnetization and lower density. Here, informally called the Decorah complex, the source body has notable geophysical similarities to Keweenawan alkaline ring complexes, such as the Coldwell and Killala Lake complexes, and Mesoproterozoic anorogenic complexes, such as the Kiglapait, Hettasch, and Voisey’s Bay intrusions in Labrador. Results presented here suggest that much of the NEIIC is composed of such complexes, and broadly speaking, may be a discontinuous group of several intrusive bodies. Most units are cut by suspected northwest-trending faults imaged as magnetic lineaments, and one produces apparent sinistral fault separation of a dike in the eastern part of the survey area. The location, trend, and apparent sinistral sense of motion are consistent with the suspected faults being part of the Belle Plaine fault zone, a complex transform fault zone within the Midcontinent rift system that is here proposed to correspond with a major structural discontinuity.</span></p>","language":"English","publisher":"NRC Research Press","doi":"10.1139/cjes-2014-0178","usgsCitation":"Drenth, B.J., Anderson, R.R., Schulz, K.J., Feinberg, J.M., Chandler, V.W., and Cannon, W.F., 2015, What lies beneath: geophysical mapping of a concealed Precambrian intrusive complex along the Iowa–Minnesota border: Canadian Journal of Earth Sciences, v. 52, no. 5, p. 279-293, https://doi.org/10.1139/cjes-2014-0178.","productDescription":"15 p.","startPage":"279","endPage":"293","ipdsId":"IP-060373","costCenters":[{"id":211,"text":"Crustal Geophysics and Geochemistry Science Center","active":true,"usgs":true}],"links":[{"id":343183,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","state":"Iowa, Minnesota","volume":"52","issue":"5","publishingServiceCenter":{"id":2,"text":"Denver PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"595611bae4b0d1f9f0506774","contributors":{"authors":[{"text":"Drenth, Benjamin J. 0000-0002-3954-8124 bdrenth@usgs.gov","orcid":"https://orcid.org/0000-0002-3954-8124","contributorId":1315,"corporation":false,"usgs":true,"family":"Drenth","given":"Benjamin","email":"bdrenth@usgs.gov","middleInitial":"J.","affiliations":[{"id":211,"text":"Crustal Geophysics and Geochemistry Science Center","active":true,"usgs":true}],"preferred":true,"id":702880,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Anderson, Raymond R.","contributorId":194009,"corporation":false,"usgs":false,"family":"Anderson","given":"Raymond","email":"","middleInitial":"R.","affiliations":[],"preferred":false,"id":702881,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Schulz, Klaus J. 0000-0003-2967-4765 kschulz@usgs.gov","orcid":"https://orcid.org/0000-0003-2967-4765","contributorId":2438,"corporation":false,"usgs":true,"family":"Schulz","given":"Klaus","email":"kschulz@usgs.gov","middleInitial":"J.","affiliations":[{"id":245,"text":"Eastern Mineral and Environmental Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":702882,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Feinberg, Joshua M.","contributorId":194010,"corporation":false,"usgs":false,"family":"Feinberg","given":"Joshua","email":"","middleInitial":"M.","affiliations":[],"preferred":false,"id":702883,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Chandler, Val W.","contributorId":194011,"corporation":false,"usgs":false,"family":"Chandler","given":"Val","email":"","middleInitial":"W.","affiliations":[],"preferred":false,"id":702884,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Cannon, William F. 0000-0002-2699-8118 wcannon@usgs.gov","orcid":"https://orcid.org/0000-0002-2699-8118","contributorId":1883,"corporation":false,"usgs":true,"family":"Cannon","given":"William","email":"wcannon@usgs.gov","middleInitial":"F.","affiliations":[{"id":245,"text":"Eastern Mineral and Environmental Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":702885,"contributorType":{"id":1,"text":"Authors"},"rank":6}]}}
,{"id":70157068,"text":"70157068 - 2015 - Modelling the enigmatic Late Pliocene Glacial Event - Marine Isotope Stage M2","interactions":[],"lastModifiedDate":"2015-09-24T11:31:23","indexId":"70157068","displayToPublicDate":"2015-05-01T00:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1844,"text":"Global and Planetary Change","active":true,"publicationSubtype":{"id":10}},"title":"Modelling the enigmatic Late Pliocene Glacial Event - Marine Isotope Stage M2","docAbstract":"<p><span>The Pliocene Epoch (5.2 to 2.58&nbsp;Ma) has often been targeted to investigate the nature of warm climates. However, climate records for the Pliocene exhibit significant variability and show intervals that apparently experienced a cooler than modern climate. Marine Isotope Stage (MIS) M2 (~&nbsp;3.3&nbsp;Ma) is a globally recognisable cooling event that disturbs an otherwise relatively (compared to present-day) warm background climate state. It remains unclear whether this event corresponds to significant ice sheet build-up in the Northern and Southern Hemisphere. Estimates of sea level for this interval vary, and range from modern values to estimates of 65&nbsp;m sea level fall with respect to present day. Here we implement plausible M2 ice sheet configurations into a coupled atmosphere&ndash;ocean climate model to test the hypothesis that larger-than-modern ice sheet configurations may have existed at M2. Climate model results are compared with proxy climate data available for M2 to assess the plausibility of each ice sheet configuration. Whilst the outcomes of our data/model comparisons are not in all cases straight forward to interpret, there is little indication that results from model simulations in which significant ice masses have been prescribed in the Northern Hemisphere are incompatible with proxy data from the North Atlantic, Northeast Arctic Russia, North Africa and the Southern Ocean. Therefore, our model results do not preclude the possibility of the existence of larger ice masses during M2 in the Northern or Southern Hemisphere. Specifically they are not able to discount the possibility of significant ice masses in the Northern Hemisphere during the M2 event, consistent with a global sea-level fall of between 40&nbsp;m and 60&nbsp;m. This study highlights the general need for more focused and coordinated data generation in the future to improve the coverage and consistency in proxy records for M2, which will allow these and future M2 sensitivity tests to be interrogated further.</span></p>","language":"English","publisher":"Elsevier","doi":"10.1016/j.gloplacha.2015.02.001","usgsCitation":"Dolan, A.M., Haywood, A.M., Hunter, S.J., Tindall, J.C., Dowsett, H.J., Hill, D.J., and Pickering, S.J., 2015, Modelling the enigmatic Late Pliocene Glacial Event - Marine Isotope Stage M2: Global and Planetary Change, v. 128, p. 47-60, https://doi.org/10.1016/j.gloplacha.2015.02.001.","productDescription":"14 p.","startPage":"47","endPage":"60","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-062746","costCenters":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true}],"links":[{"id":472115,"rank":0,"type":{"id":40,"text":"Open Access Publisher Index Page"},"url":"https://doi.org/10.1016/j.gloplacha.2015.02.001","text":"Publisher Index Page"},{"id":308499,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"128","publishingServiceCenter":{"id":9,"text":"Reston PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"56051edbe4b058f706e512f6","contributors":{"authors":[{"text":"Dolan, Aisling M.","contributorId":30117,"corporation":false,"usgs":true,"family":"Dolan","given":"Aisling","email":"","middleInitial":"M.","affiliations":[],"preferred":false,"id":571472,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Haywood, Alan M.","contributorId":86663,"corporation":false,"usgs":true,"family":"Haywood","given":"Alan","email":"","middleInitial":"M.","affiliations":[],"preferred":false,"id":571473,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Hunter, Stephen J.","contributorId":55711,"corporation":false,"usgs":true,"family":"Hunter","given":"Stephen","email":"","middleInitial":"J.","affiliations":[],"preferred":false,"id":571474,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Tindall, Julia C.","contributorId":147376,"corporation":false,"usgs":false,"family":"Tindall","given":"Julia","email":"","middleInitial":"C.","affiliations":[{"id":13344,"text":"University of Leeds","active":true,"usgs":false}],"preferred":false,"id":571475,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Dowsett, Harry J. 0000-0003-1983-7524 hdowsett@usgs.gov","orcid":"https://orcid.org/0000-0003-1983-7524","contributorId":949,"corporation":false,"usgs":true,"family":"Dowsett","given":"Harry","email":"hdowsett@usgs.gov","middleInitial":"J.","affiliations":[{"id":40020,"text":"Florence Bascom Geoscience Center","active":true,"usgs":true},{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true}],"preferred":true,"id":571471,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Hill, Daniel J.","contributorId":80993,"corporation":false,"usgs":true,"family":"Hill","given":"Daniel","email":"","middleInitial":"J.","affiliations":[],"preferred":false,"id":571476,"contributorType":{"id":1,"text":"Authors"},"rank":6},{"text":"Pickering, Steven J.","contributorId":147378,"corporation":false,"usgs":false,"family":"Pickering","given":"Steven","email":"","middleInitial":"J.","affiliations":[{"id":13344,"text":"University of Leeds","active":true,"usgs":false}],"preferred":false,"id":571477,"contributorType":{"id":1,"text":"Authors"},"rank":7}]}}
,{"id":70157064,"text":"70157064 - 2015 - Comparison of three preservation techniques for slowing dissolution of calcareous nannofossils in organic rich sediments","interactions":[],"lastModifiedDate":"2016-02-11T10:59:46","indexId":"70157064","displayToPublicDate":"2015-05-01T00:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2735,"text":"Micropaleontology","active":true,"publicationSubtype":{"id":10}},"title":"Comparison of three preservation techniques for slowing dissolution of calcareous nannofossils in organic rich sediments","docAbstract":"<p><span>In an attempt to halt or reduce dissolution of calcareous nannofossils in organic and/or pyrite-rich sediments, three different methods of short-term storage preservation were tested for efficacy: vacuum packing, argon gas replacement, and buffered water. Abundance counts of calcareous nannofossil assemblages over a six month period showed that none of the three preservation methods were consistently effective in reducing assemblage loss due to dissolution. In most cases, the control slides made at the drill site had more abundant calcareous nannofossil assemblages than those slides made from sediments stored via vacuum packing, argon gas replacement, or buffered water. Thin section and XRD analyses showed that in most cases, &lt;1% pyrite was needed to drive the oxidation-reduction reaction that resulted in dissolution, even in carbonate-rich sediments.</span></p>","language":"English","publisher":"Micropaleontology Press","usgsCitation":"Seefelt, E., Self-Trail, J., and Schultz, A.P., 2015, Comparison of three preservation techniques for slowing dissolution of calcareous nannofossils in organic rich sediments: Micropaleontology, v. 61, no. 3, p. 149-164.","productDescription":"16 p.","startPage":"149","endPage":"164","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-063641","costCenters":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true}],"links":[{"id":308498,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"},{"id":308497,"rank":1,"type":{"id":15,"text":"Index Page"},"url":"https://www.micropress.org/microaccess/micropaleontology/issue-315/article-1920"}],"country":"United States","state":"Georgia, Maryland, North Carolina","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -77.47558593749999,\n              34.52918706954935\n            ],\n            [\n              -77.47558593749999,\n              34.68291096793206\n            ],\n            [\n              -77.266845703125,\n              34.68291096793206\n            ],\n            [\n              -77.266845703125,\n              34.52918706954935\n            ],\n            [\n              -77.47558593749999,\n              34.52918706954935\n            ]\n          ]\n        ]\n      }\n    },\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -81.5240478515625,\n              32.17096283641326\n            ],\n            [\n              -81.5240478515625,\n              32.2801666335657\n            ],\n            [\n              -81.37847900390625,\n              32.2801666335657\n            ],\n            [\n              -81.37847900390625,\n              32.17096283641326\n            ],\n            [\n              -81.5240478515625,\n              32.17096283641326\n            ]\n          ]\n        ]\n      }\n    },\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -76.11328125,\n              38.856820134743636\n            ],\n            [\n              -76.11328125,\n              39.06184913429154\n            ],\n            [\n              -75.8056640625,\n              39.06184913429154\n            ],\n            [\n              -75.8056640625,\n              38.856820134743636\n            ],\n            [\n              -76.11328125,\n              38.856820134743636\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","volume":"61","issue":"3","publishingServiceCenter":{"id":9,"text":"Reston PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"56051ebae4b058f706e512b4","contributors":{"authors":[{"text":"Seefelt, Ellen 0000-0001-6822-7402 eseefelt@usgs.gov","orcid":"https://orcid.org/0000-0001-6822-7402","contributorId":2953,"corporation":false,"usgs":true,"family":"Seefelt","given":"Ellen","email":"eseefelt@usgs.gov","affiliations":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true},{"id":40020,"text":"Florence Bascom Geoscience Center","active":true,"usgs":true}],"preferred":true,"id":571447,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Self-Trail, Jean 0000-0002-3018-4985 jstrail@usgs.gov","orcid":"https://orcid.org/0000-0002-3018-4985","contributorId":147370,"corporation":false,"usgs":true,"family":"Self-Trail","given":"Jean","email":"jstrail@usgs.gov","affiliations":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true},{"id":40020,"text":"Florence Bascom Geoscience Center","active":true,"usgs":true}],"preferred":true,"id":571448,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Schultz, Arthur P. aschultz@usgs.gov","contributorId":3252,"corporation":false,"usgs":true,"family":"Schultz","given":"Arthur","email":"aschultz@usgs.gov","middleInitial":"P.","affiliations":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true}],"preferred":true,"id":571449,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70154907,"text":"70154907 - 2015 - Population connectivity of endangered Ozark big-eared bats (<i>Corynorhinus townsendii ingens</i>)","interactions":[],"lastModifiedDate":"2016-12-14T12:20:17","indexId":"70154907","displayToPublicDate":"2015-05-01T00:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2373,"text":"Journal of Mammalogy","onlineIssn":"1545-1542","printIssn":"0022-2372","active":true,"publicationSubtype":{"id":10}},"title":"Population connectivity of endangered Ozark big-eared bats (<i>Corynorhinus townsendii ingens</i>)","docAbstract":"<p><span>The endangered Ozark big-eared bat (</span><i>Corynorhinus townsendii ingens</i><span>) is restricted to eastern Oklahoma and western and north-central Arkansas, where populations may be susceptible to losses of genetic variation due to patchy distribution of colonies and potentially small effective population sizes. We used mitochondrial D-loop DNA sequences and 15 nuclear microsatellite loci to determine population connectivity among Ozark big-eared bat caves. Assessment of 7 caves revealed a haplotype not detected in a previous study (2002&ndash;2003) and gene flow among colonies in eastern Oklahoma. Our data suggest genetic mixing of individuals, which may be occurring at nearby swarming sites in the autumn. Further evidence of limited gene flow between caves in Oklahoma with a cave in Arkansas highlights the importance of including samples from geographically widespread caves to fully understand gene flow in this subspecies. It appears autumn swarming sites and winter hibernacula play an important role in providing opportunities for mating; therefore, we suggest protection of these sites, maternity caves, and surrounding habitat to facilitate gene flow among populations of Ozark big-eared bats.</span></p>","language":"English","publisher":"Oxford University Press","doi":"10.1093/jmammal/gyv057","usgsCitation":"Lee, D.N., Stark, R.C., Puckette, W.L., Hamilton, M.J., Leslie, D., and Van Den Bussche, R.A., 2015, Population connectivity of endangered Ozark big-eared bats (<i>Corynorhinus townsendii ingens</i>): Journal of Mammalogy, v. 96, no. 3, p. 522-530, https://doi.org/10.1093/jmammal/gyv057.","productDescription":"9 p.","startPage":"522","endPage":"530","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-051288","costCenters":[{"id":198,"text":"Coop Res Unit Atlanta","active":true,"usgs":true}],"links":[{"id":306807,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","state":"Arkansas, 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 \"}}]}","volume":"96","issue":"3","publishingServiceCenter":{"id":8,"text":"Raleigh PSC"},"noUsgsAuthors":false,"publicationDate":"2015-05-13","publicationStatus":"PW","scienceBaseUri":"55d305b8e4b0518e35468d15","contributors":{"authors":[{"text":"Lee, Dana N.","contributorId":146561,"corporation":false,"usgs":false,"family":"Lee","given":"Dana","email":"","middleInitial":"N.","affiliations":[],"preferred":false,"id":568268,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Stark, Richard C.","contributorId":28425,"corporation":false,"usgs":true,"family":"Stark","given":"Richard","email":"","middleInitial":"C.","affiliations":[],"preferred":false,"id":568269,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Puckette, William L.","contributorId":103058,"corporation":false,"usgs":true,"family":"Puckette","given":"William","email":"","middleInitial":"L.","affiliations":[],"preferred":false,"id":568270,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Hamilton, Meredith J.","contributorId":145766,"corporation":false,"usgs":false,"family":"Hamilton","given":"Meredith","email":"","middleInitial":"J.","affiliations":[],"preferred":false,"id":568271,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Leslie, David M. Jr. cleslie@usgs.gov","contributorId":145497,"corporation":false,"usgs":true,"family":"Leslie","given":"David M.","suffix":"Jr.","email":"cleslie@usgs.gov","affiliations":[{"id":198,"text":"Coop Res Unit Atlanta","active":true,"usgs":true}],"preferred":false,"id":564337,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Van Den Bussche, Ronald A.","contributorId":41121,"corporation":false,"usgs":true,"family":"Van Den Bussche","given":"Ronald","email":"","middleInitial":"A.","affiliations":[],"preferred":false,"id":568272,"contributorType":{"id":1,"text":"Authors"},"rank":6}]}}
,{"id":70140267,"text":"sim3320 - 2015 - Geologic map of the Montauk quadrangle, Dent, Texas, and Shannon Counties, Missouri","interactions":[],"lastModifiedDate":"2015-11-24T14:11:13","indexId":"sim3320","displayToPublicDate":"2015-04-30T16:15:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":333,"text":"Scientific Investigations Map","code":"SIM","onlineIssn":"2329-132X","printIssn":"2329-1311","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"3320","title":"Geologic map of the Montauk quadrangle, Dent, Texas, and Shannon Counties, Missouri","docAbstract":"<p>The Montauk 7.5-minute quadrangle is located in south-central Missouri within the Salem Plateau region of the Ozark Plateaus physiographic province. About 2,000 feet (ft) of flat-lying to gently dipping lower Paleozoic sedimentary rocks, mostly dolomite, chert, sandstone, and orthoquartzite, overlie Mesoproterozoic igneous basement rocks. Unconsolidated residuum, colluvium, terrace deposits, and alluvium overlie the sedimentary rocks. Numerous karst features, such as caves, springs, and sinkholes, have formed in the carbonate rocks. Many streams are spring fed. The topography is a dissected karst plain with elevations ranging from approximately 830 ft where the Current River exits the middle-eastern edge of the quadrangle to about 1,320 ft in sec. 16, T. 31 N., R. 7 W., in the southwestern part of the quadrangle. The most prominent physiographic features within the quadrangle are the deeply incised valleys of the Current River and its major tributaries located in the center of the map area. The Montauk quadrangle is named for Montauk Springs, a cluster of several springs that resurge in sec. 22, T. 32 N., R. 7 W. These springs supply clean, cold water for the Montauk Fish Hatchery, and the addition of their flow to that of Pigeon Creek produces the headwaters of the Current River, the centerpiece of the Ozark National Scenic Riverways park. Most of the land in the quadrangle is privately owned and used primarily for grazing cattle and horses and growing timber. A smaller portion of the land within the quadrangle is publicly owned by either Montauk State Park or the Ozark National Scenic Riverways (National Park Service). Geologic mapping for this investigation was conducted in 2007 and 2009.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/sim3320","productDescription":"1 Sheet: 52.43 x 30.16 inches; Downloads Directory","onlineOnly":"N","additionalOnlineFiles":"Y","ipdsId":"IP-050817","costCenters":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true}],"links":[{"id":300000,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/sim3320.jpg"},{"id":299998,"rank":3,"type":{"id":7,"text":"Companion Files"},"url":"https://pubs.usgs.gov/sim/3320/downloads","text":"Downloads Directory","description":"Downloads Directory","linkHelpText":"Contains: geospatial database. Refer to the Metadata.zip (55 KB), MontaukGeodatabase.zip (10.3 MB), and Shapefiles.zip (1.06 MB) files for more information."},{"id":299996,"rank":1,"type":{"id":15,"text":"Index Page"},"url":"https://pubs.usgs.gov/sim/3320/"},{"id":299997,"rank":2,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/sim/3320/pdf/sim3320.pdf","text":"Report","size":"21 MB","linkFileType":{"id":1,"text":"pdf"},"description":"Report"}],"country":"United States","state":"Texas","county":"Dent County, Shannon County, Texas County","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -92.10937499999999,\n              37.00255267215955\n            ],\n            [\n              -92.10937499999999,\n              37.68382032669382\n            ],\n            [\n              -91.14257812499999,\n              37.68382032669382\n            ],\n            [\n              -91.14257812499999,\n              37.00255267215955\n            ],\n            [\n              -92.10937499999999,\n              37.00255267215955\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","contact":"<p>Eastern Geology and Paleoclimate Science Center<br /> U.S. Geological Survey<br /> 926A National Center<br /> 12201 Sunrise Valley Drive<br /> Reston, VA 20192<br /> <a href=\"http://geology.er.usgs.gov/egpsc/\">http://geology.er.usgs.gov/egpsc/ </a></p>","tableOfContents":"<ul>\n<li>Correlation of Map Units</li>\n<li>Description of Map Units</li>\n<li>Explanation of Map Symbols</li>\n<li>Discussion</li>\n<li>References Cited</li>\n</ul>","publishingServiceCenter":{"id":9,"text":"Reston PSC"},"publishedDate":"2015-04-30","noUsgsAuthors":false,"publicationDate":"2015-04-30","publicationStatus":"PW","scienceBaseUri":"55434420e4b0a658d7941468","contributors":{"authors":[{"text":"Weary, David J. 0000-0002-6115-6397 dweary@usgs.gov","orcid":"https://orcid.org/0000-0002-6115-6397","contributorId":545,"corporation":false,"usgs":true,"family":"Weary","given":"David","email":"dweary@usgs.gov","middleInitial":"J.","affiliations":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true},{"id":40020,"text":"Florence Bascom Geoscience Center","active":true,"usgs":true}],"preferred":true,"id":539885,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":70144888,"text":"ds930 - 2015 - Post-Nor'Ida coastal oblique aerial photographs collected from Ocean City, Maryland, to Hatteras, North Carolina, December 4, 2009","interactions":[],"lastModifiedDate":"2015-04-28T10:15:09","indexId":"ds930","displayToPublicDate":"2015-04-28T11:15:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":310,"text":"Data Series","code":"DS","onlineIssn":"2327-638X","printIssn":"2327-0271","active":false,"publicationSubtype":{"id":5}},"seriesNumber":"930","title":"Post-Nor'Ida coastal oblique aerial photographs collected from Ocean City, Maryland, to Hatteras, North Carolina, December 4, 2009","docAbstract":"<p>The U.S. Geological Survey (USGS) conducts baseline and storm response photography missions to document and understand the changes in vulnerability of the Nation's coasts to extreme storms. The remnants of Tropical Storm Ida intensified to become a nor'easter (herein referred to as Nor'Ida). On December 4, 2009, the USGS conducted an oblique aerial photographic survey from Ocean City, Maryland, to Hatteras, North Carolina, aboard a U.S. Coast Guard HH60 helicopter at an altitude of 500 feet (ft) and approximately 1,200 ft offshore. This mission was flown to collect post-Nor'Ida data for assessing incremental changes since the last surveys, flown in 2008 and 2009, and the data can be used in the assessment of future coastal change.</p>\n<p>The images provided in this report are Joint Photographic Experts Group (JPEG) images. Exiftool was used to add the following to the header of each photo: time of collection, Global Positioning System (GPS) latitude, GPS longitude, keywords, credit, artist (photographer), caption, copyright, and contact information. The photograph locations are an estimate of the position of the aircraft and do not indicate the location of any feature in the images. These photographs document the configuration of the barrier islands and other coastal features at the time of the survey.</p>\n<p>Table 1 provides detailed information about the GPS location, name, date, and time each of the 2,381 photographs was taken along with links to each photograph. The photography is organized into segments, also referred to as contact sheets. Each segment represents approximately 5 minutes of flight time.</p>\n<p>In addition to the photographs, a Google Earth Keyhole Markup Language (KML) file is provided and can be used to view the images by clicking on the marker and then clicking on either the thumbnail or the link above the thumbnail. The KML files were created using the photographic navigation files.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/ds930","usgsCitation":"Morgan, K., Krohn, M.D., and Guy, K., 2015, Post-Nor'Ida coastal oblique aerial photographs collected from Ocean City, Maryland, to Hatteras, North Carolina, December 4, 2009: U.S. Geological Survey Data Series 930, HTML Document, https://doi.org/10.3133/ds930.","productDescription":"HTML Document","onlineOnly":"Y","additionalOnlineFiles":"N","temporalStart":"2009-12-04","temporalEnd":"2009-12-04","ipdsId":"IP-062551","costCenters":[{"id":574,"text":"St. Petersburg Coastal and Marine Science Center","active":true,"usgs":true}],"links":[{"id":299925,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/ds930.jpg"},{"id":299923,"rank":1,"type":{"id":15,"text":"Index 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PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5540a121e4b0a658d7939277","contributors":{"authors":[{"text":"Morgan, Karen L. M. 0000-0002-2994-5572 kmorgan@usgs.gov","orcid":"https://orcid.org/0000-0002-2994-5572","contributorId":3730,"corporation":false,"usgs":true,"family":"Morgan","given":"Karen L. M.","email":"kmorgan@usgs.gov","affiliations":[{"id":574,"text":"St. Petersburg Coastal and Marine Science Center","active":true,"usgs":true}],"preferred":false,"id":543834,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Krohn, M. Dennis dkrohn@usgs.gov","contributorId":3378,"corporation":false,"usgs":true,"family":"Krohn","given":"M.","email":"dkrohn@usgs.gov","middleInitial":"Dennis","affiliations":[{"id":574,"text":"St. Petersburg Coastal and Marine Science Center","active":true,"usgs":true}],"preferred":true,"id":543835,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Guy, Kristy K. kguy@usgs.gov","contributorId":139713,"corporation":false,"usgs":true,"family":"Guy","given":"Kristy K.","email":"kguy@usgs.gov","affiliations":[{"id":574,"text":"St. Petersburg Coastal and Marine Science Center","active":true,"usgs":true}],"preferred":false,"id":543836,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70148364,"text":"70148364 - 2015 - Gully annealing by fluvially-sourced Aeolian sand: remote sensing investigations of connectivity along the Fluvial-Aeolian-hillslope continuum on the Colorado River","interactions":[],"lastModifiedDate":"2015-11-20T15:35:46","indexId":"70148364","displayToPublicDate":"2015-04-23T00:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":24,"text":"Conference Paper"},"publicationSubtype":{"id":19,"text":"Conference Paper"},"title":"Gully annealing by fluvially-sourced Aeolian sand: remote sensing investigations of connectivity along the Fluvial-Aeolian-hillslope continuum on the Colorado River","docAbstract":"<p>Processes contributing to development of ephemeral gully channels are of great importance to landscapes worldwide, and particularly in dryland regions where soil loss and land degradation from gully erosion pose long-term, land-management problems. Whereas gully formation has been relatively well studied, much less is known of the processes that anneal gullies and impede their growth. This work investigates gully annealing by aeolian sediment, along the Colorado River downstream of Glen Canyon Dam in Glen, Marble, and Grand Canyons, Arizona, USA (Figure 1). In this segment of the Colorado River, gully erosion potentially affects the stability and preservation of archaeological sites that are located within valley margins. Gully erosion occurs as a function of ephemeral, rainfall-induced overland flow associated with intense episodes of seasonal precipitation. Measurements of sediment transport and topographic change have demonstrated that fluvial sand in some locations is transported inland and upslope by aeolian processes to areas affected by gully erosion, and aeolian sediment activity can be locally effective at counteracting gully erosion (Draut, 2012; Collins and others, 2009, 2012; Sankey and Draut, 2014). The degree to which specific locations are affected by upslope wind redistribution of sand from active channel sandbars to higher elevation valley margins is termed &ldquo;connectivity&rdquo;. Connectivity is controlled spatially throughout the river by (1) the presence of upwind sources of fluvial sand within the contemporary active river channel (e.g., sandbars), and (2) bio-physical barriers that include vegetation and topography that might impede aeolian sediment transport. The primary hypothesis of this work is that high degrees of connectivity lead to less gullying potential.</p>","largerWorkType":{"id":24,"text":"Conference Paper"},"largerWorkTitle":"Proceedings of the Joint Federal Interagency Conference 2015","conferenceTitle":"Joint Federal Interagency Conference 2015","conferenceDate":"April 19-23, 2015","conferenceLocation":"Reno, NV","language":"English","publisher":"Joint Federal Interagency Conference","usgsCitation":"Sankey, J.B., East, A., Collins, B.D., and Caster, J.J., 2015, Gully annealing by fluvially-sourced Aeolian sand: remote sensing investigations of connectivity along the Fluvial-Aeolian-hillslope continuum on the Colorado River, <i>in</i> Proceedings of the Joint Federal Interagency Conference 2015, Reno, NV, April 19-23, 2015, 7 p.","productDescription":"7 p.","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-061072","costCenters":[{"id":568,"text":"Southwest Biological Science Center","active":true,"usgs":true}],"links":[{"id":300915,"type":{"id":15,"text":"Index Page"},"url":"https://acwi.gov/sos/pubs/3rdJFIC/Proceedings.pdf"},{"id":311624,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","otherGeospatial":"Colorado river; Grand Canyon","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -111.5167236328125,\n              36.97183825093165\n            ],\n            [\n              -111.63208007812499,\n              36.848856608486905\n            ],\n            [\n              -111.8792724609375,\n              36.58906837139909\n            ],\n            [\n              -111.9232177734375,\n              36.39033486213652\n            ],\n            [\n              -111.983642578125,\n              36.22211876039103\n            ],\n            [\n              -112.45056152343749,\n              36.4433803110554\n            ],\n            [\n              -112.752685546875,\n              36.41244153535644\n            ],\n            [\n              -113.12072753906249,\n              36.266421331439375\n            ],\n            [\n              -113.3953857421875,\n              36.03133177633187\n            ],\n            [\n              -113.54919433593749,\n              35.93354064249312\n            ],\n            [\n              -113.9886474609375,\n              36.25313319699069\n            ],\n            [\n              -114.1534423828125,\n              36.146746777814364\n            ],\n            [\n              -114.0545654296875,\n              36.00911716117325\n            ],\n            [\n              -113.8128662109375,\n              35.95577654056531\n            ],\n            [\n              -113.5382080078125,\n              35.831174956246535\n            ],\n            [\n              -112.9779052734375,\n              36.146746777814364\n            ],\n            [\n              -112.5054931640625,\n              36.266421331439375\n            ],\n            [\n              -112.00561523437499,\n              35.97356075349624\n            ],\n            [\n              -111.7144775390625,\n              36.14231087352999\n            ],\n            [\n              -111.63208007812499,\n              36.57142382346277\n            ],\n            [\n              -111.4178466796875,\n              36.94550173495345\n            ],\n            [\n              -111.5167236328125,\n              36.97183825093165\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","publishingServiceCenter":{"id":14,"text":"Menlo Park PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5650524ee4b0f162148c5d0f","contributors":{"authors":[{"text":"Sankey, Joel B. 0000-0003-3150-4992 jsankey@usgs.gov","orcid":"https://orcid.org/0000-0003-3150-4992","contributorId":3935,"corporation":false,"usgs":true,"family":"Sankey","given":"Joel","email":"jsankey@usgs.gov","middleInitial":"B.","affiliations":[{"id":568,"text":"Southwest Biological Science Center","active":true,"usgs":true}],"preferred":true,"id":547859,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"East, Amy E. aeast@usgs.gov","contributorId":140988,"corporation":false,"usgs":true,"family":"East","given":"Amy E.","email":"aeast@usgs.gov","affiliations":[{"id":520,"text":"Pacific Coastal and Marine Science Center","active":true,"usgs":true}],"preferred":false,"id":547860,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Collins, Brian D. bcollins@usgs.gov","contributorId":2406,"corporation":false,"usgs":true,"family":"Collins","given":"Brian","email":"bcollins@usgs.gov","middleInitial":"D.","affiliations":[{"id":312,"text":"Geology, Minerals, Energy, and Geophysics Science Center","active":true,"usgs":true}],"preferred":false,"id":547861,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Caster, Joshua J. 0000-0002-2858-1228 jcaster@usgs.gov","orcid":"https://orcid.org/0000-0002-2858-1228","contributorId":131114,"corporation":false,"usgs":true,"family":"Caster","given":"Joshua","email":"jcaster@usgs.gov","middleInitial":"J.","affiliations":[{"id":568,"text":"Southwest Biological Science Center","active":true,"usgs":true}],"preferred":false,"id":547862,"contributorType":{"id":1,"text":"Authors"},"rank":4}]}}
,{"id":70142424,"text":"sir20155039 - 2015 - Characterization of streamflow, salinity, and selenium loading and land-use change in Montrose Arroyo, western Colorado, from 1992 to 2013","interactions":[],"lastModifiedDate":"2015-04-17T14:13:49","indexId":"sir20155039","displayToPublicDate":"2015-04-16T10:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":334,"text":"Scientific Investigations Report","code":"SIR","onlineIssn":"2328-0328","printIssn":"2328-031X","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2015-5039","title":"Characterization of streamflow, salinity, and selenium loading and land-use change in Montrose Arroyo, western Colorado, from 1992 to 2013","docAbstract":"<p>Salinity and dissolved selenium are known water-quality impairments in the lower Gunnison River watershed of western Colorado. Salinity is a concern because of its adverse effects on agricultural land and equipment, and on municipal and industrial users. The Montrose Arroyo watershed in Montrose, Colorado, contains agricultural and residential areas as well as undeveloped land and has undergone substantial land-use change since the early 1990s. Previous sampling efforts indicated salinity concentrations and loads have remained constant since land-use change began in the early 1990s; however, recent sampling also indicated that dissolved-selenium concentrations and loads have begun to increase. In response to the potential increasing dissolved-selenium concentrations and loads, the U.S. Geological Survey&mdash;in cooperation with the Bureau of Reclamation; Colorado River Basin Salinity Control Forum; and Colorado River Water Conservation District&mdash;continued to monitor salinity and dissolved-selenium concentrations and loads in the Montrose Arroyo watershed. This report characterizes salinity and dissolved-selenium loads in Montrose Arroyo from 1992 to 2013 at three sites: Montrose Arroyo at East Niagara Street (MA2, U.S. Geological Survey site identification number 382802107513301), Montrose Arroyo at 6700 Road (MA3, U.S. Geological Survey site identification number 382711107500501), and Montrose Arroyo at 6750 and Ogden Roads (MA4, U.S. Geological Survey site identification number 382702107493701). A detailed land-use change analysis was also characterized in the MA3 subwatershed.</p>\n<p>The three sites were used to monitor salinity and dissolved-selenium concentrations and loads in Montrose Arroyo. Over a period from December 2011 through September 2013, 46 water-quality samples and streamflow measurements were collected at sites MA2, MA3, and MA4. Streamflow, salinity concentrations and loads, and selenium concentrations and loads were characterized and compared between the pre-lateral (before April 1999) and post-growth periods (March 2008 through September 2013) and between post-lateral (April 1999 through October 2000) and post-growth periods.</p>\n<p>Results from a previous USGS study on the characterization of salinity and selenium loading and land-use change in Montrose Arroyo from 1992 to 2010 indicated that there was no change in salinity load at site MA2 and a significant increase in dissolved-selenium load from the pre-lateral period to the post-growth period. Data associated with this report indicate the selenium loads at site MA2 show no significant change from the pre-lateral period to the post-growth period. In addition, both salinity load and dissolved-selenium load at site MA3 show significant decreases in salinity and dissolved-selenium load for both periods that are potentially associated with land-use change.</p>\n<p>Land use was characterized for 1992, 2002, and 2009 for site MA3. The common land-use change in the MA3 subwatershed was a conversion from previously irrigated agricultural land to urban land use. The MA3 subwatershed had 124 acres of irrigated land use converted to urban land use and 27.1 acres of unirrigated desert converted to urban land use from 1992 to 2009. Consistent with findings in previous land-use change reports, salinity and dissolved-selenium loading at site MA3 showed significant decreases as irrigated land was converted to urban land use.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/sir20155039","collaboration":"Bureau of Reclamation; Colorado River Basin Salinity Control Forum; Colorado River Water Conservation District","usgsCitation":"Richards, R.J., and Moore, J.L., 2015, Characterization of streamflow, salinity, and selenium loading and land-use change in Montrose Arroyo, western Colorado, from 1992 to 2013: U.S. Geological Survey Scientific Investigations Report 2015-5039, v, 18 p., https://doi.org/10.3133/sir20155039.","productDescription":"v, 18 p.","startPage":"18","numberOfPages":"27","onlineOnly":"Y","additionalOnlineFiles":"N","temporalStart":"1992-01-01","temporalEnd":"2013-12-31","ipdsId":"IP-060484","costCenters":[{"id":191,"text":"Colorado Water Science Center","active":true,"usgs":true}],"links":[{"id":299711,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/usgs_thumb.jpg"},{"id":299710,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/sir/2015/5039/pdf/sir2015-5039.pdf","text":"Report","size":"25.6","linkFileType":{"id":1,"text":"pdf"},"description":"Report"},{"id":299703,"type":{"id":15,"text":"Index Page"},"url":"https://pubs.usgs.gov/sir/2015/5039/"}],"country":"United States","state":"Colorado","city":"Montrose","otherGeospatial":"Montrose Arroyo","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -107.80634880065918,\n              38.48705404120269\n            ],\n            [\n              -107.7883243560791,\n              38.478050840591465\n            ],\n   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L.","contributorId":68447,"corporation":false,"usgs":true,"family":"Moore","given":"Jennifer","email":"","middleInitial":"L.","affiliations":[],"preferred":false,"id":544994,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":70190681,"text":"70190681 - 2015 - Sediment contributions from floodplains and legacy sediments to Piedmont streams of Baltimore County, Maryland","interactions":[],"lastModifiedDate":"2017-09-12T11:49:32","indexId":"70190681","displayToPublicDate":"2015-04-15T00:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1801,"text":"Geomorphology","active":true,"publicationSubtype":{"id":10}},"title":"Sediment contributions from floodplains and legacy sediments to Piedmont streams of Baltimore County, Maryland","docAbstract":"<p id=\"sp0005\">Disparity between watershed erosion rates and downstream sediment delivery has remained an important theme in geomorphology for many decades, with the role of floodplains in sediment storage as a common focus. In the Piedmont Province of the eastern USA, upland deforestation and agricultural land use following European settlement led to accumulation of thick packages of overbank sediment in valley bottoms, commonly referred to as legacy deposits. Previous authors have argued that legacy deposits represent a potentially important source of modern sediment loads following remobilization by lateral migration and progressive channel widening. This paper seeks to quantify (1) rates of sediment remobilization from Baltimore County floodplains by channel migration and bank erosion, (2) proportions of streambank sediment derived from legacy deposits, and (3) potential contribution of net streambank erosion and legacy sediments to downstream sediment yield within the Mid-Atlantic Piedmont.</p><p id=\"sp0010\">We calculated measurable gross erosion and deposition rates within the fluvial corridor along 40 valley segments from 18 watersheds with drainage areas between 0.18 and 155&nbsp;km<sup>2</sup><span>&nbsp;</span>in Baltimore County, Maryland. We compared stream channel and floodplain morphology from lidar-based digital elevation data collected in 2005 with channel positions recorded on 1:2400 scale topographic maps from 1959–1961 in order to quantify 44–46&nbsp;years of channel change. Sediment bulk density and particle size distributions were characterized from streambank and channel deposit samples and used for volume to mass conversions and for comparison with other sediment sources.</p><p id=\"sp0015\">Average annual lateral migration rates ranged from 0.04 to 0.19&nbsp;m/y, which represented an annual migration of 2.5% (0.9–4.4%) channel width across all study segments, suggesting that channel dimensions may be used as reasonable predictors of bank erosion rates. Gross bank erosion rates varied from 43 to 310&nbsp;Mg/km/y (median&nbsp;=&nbsp;114) and were positively correlated with drainage area. Measured deposition within channels accounted for an average of 46% (28–75%) of gross erosion, with deposition increasingly important in larger drainages. Legacy sediments accounted for 6–90% of bank erosion at individual study segments, represented about 60% of bank height at most exposures, and accounted for 57% (±&nbsp;16%) of the measured gross erosion. Extrapolated results indicated that first- and second-order streams accounted for 62% (±&nbsp;38%) of total streambank erosion from 1005&nbsp;km<sup>2</sup><span>&nbsp;</span>of northern Baltimore County. After accounting for estimated redeposition, extrapolated net streambank sediment yields (72&nbsp;Mg/km<sup>2</sup>/y) constituted 70% of estimated average Piedmont watershed yields (104&nbsp;Mg/km<sup>2</sup>/y). The results suggest that streambank sediments are a relatively large source of sediment from Piedmont tributaries to the Chesapeake Bay.</p>","language":"English","publisher":"Elsevier","doi":"10.1016/j.geomorph.2015.01.025","usgsCitation":"Donovan, M., Miller, A., Baker, M., and Gellis, A., 2015, Sediment contributions from floodplains and legacy sediments to Piedmont streams of Baltimore County, Maryland: Geomorphology, v. 235, p. 88-105, https://doi.org/10.1016/j.geomorph.2015.01.025.","productDescription":"18 p.","startPage":"88","endPage":"105","ipdsId":"IP-061474","costCenters":[{"id":374,"text":"Maryland Water Science Center","active":true,"usgs":true}],"links":[{"id":345645,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","state":"Maryland","county":"Baltimore 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,{"id":70146256,"text":"70146256 - 2015 - Delineation of fractures, foliation, and groundwater of the bedrock at a geothermal feasibility site on Roosevelt Island, New York County, New York","interactions":[],"lastModifiedDate":"2015-11-24T16:29:02","indexId":"70146256","displayToPublicDate":"2015-04-11T00:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":24,"text":"Conference Paper"},"publicationSubtype":{"id":19,"text":"Conference Paper"},"title":"Delineation of fractures, foliation, and groundwater of the bedrock at a geothermal feasibility site on Roosevelt Island, New York County, New York","docAbstract":"<p>Advanced borehole-geophysical methods were used to investigate the hydrogeology of the crystalline bedrock in three boreholes on Roosevelt Island, New York County, New York. Cornell University was evaluating the feasibility of using geothermal energy for a future campus at the site. The borehole-logging techniques were used to delineate bedrock fractures, foliation, and groundwater-flow zones of the Fordham Gneiss in test boreholes at the site. Three fracture populations dominated by small (0.04 in or less) fractures were delineated in the three boreholes. A sub-horizontal population with low to moderate dipping fractures, a northeast dipping population with moderate to high angle fractures, and a small northwest dipping high angle fracture population. One large southwest dipping transmissive fracture underlies the entire study area with a mean dip azimuth of 235&ordm; southwest and a dip angle of 31&ordm; (N325&ordm;W 31&ordm;SW). The mean foliation dip azimuth was 296&ordm; northwest with a mean dip angle of 73&ordm; (N26&ordm;E 73&ordm;NW). Groundwater appears to flow through a network of fractures dominated by a large fracture underlying the site that is affected by tidal variations from the nearby East River. The total number of fractures penetrated by each borehole was 95, 63, and 68, with fracture indices of 0.26, 0.20, and 0.20 in GT-1 (NY292), GT-2 (NY293), and GT-3 (NY294), respectively. Aquifer test data indicate the specific capacity of boreholes GT-1 (NY292), GT-2 (NY293), and GT-3 (NY294) was 1.9, 1.5, and 3.7 gal/min/ft, respectively. The large contribution of flow from the leaking casing in borehole GT-3 (NY294) caused the doubling in specific capacity compared to boreholes GT-1 (NY292) and GT-2 (NY293). The transmissivities of the large fracture intersected by the three boreholes tested (GT-1, GT-2, and GT-3), calculated from aquifer-test analyses of time-drawdown data and flowmeter differencing, were 133, 124, and 65 feet squared per day (ft2/d), respectively. Gringarten analysis indicated the large fracture intersects a low transmissivity boundary or distant fracture network with an average transmissivity of 69 ft2/d, this distant hydraulic boundary averages about 200 ft away from boreholes GT-1 and GT-2. Field measurements of specific conductance of the three boreholes under ambient conditions at the site indicate an increase in conductivity toward the southwest part of the site. Specific conductance was 5, 6, and 23 millisiemens per centimeter (mS/cm) in boreholes GT-2, GT-3, and GT-1, respectively. Three borehole radar reflection logs collected at each of the boreholes indicated increased penetration with depth and the large fracture intersecting all three boreholes was imaged as far as 80 ft from the boreholes. A borehole radar attenuation tomogram from GT-1 to GT-2 indicated the large fracture intersected by the boreholes extends between the boreholes with a low angle southwest dip.</p>","conferenceTitle":"22nd Conference on the Geology of Long Island and Metropolitan New York","conferenceDate":"April 11, 2015","conferenceLocation":"Stony Brook, NY","language":"English","collaboration":"Cornell University; USGS","usgsCitation":"Stumm, F., Chu, A., Como, M.D., Noll, M.L., and Joesten, P.K., 2015, Delineation of fractures, foliation, and groundwater of the bedrock at a geothermal feasibility site on Roosevelt Island, New York County, New York, 22nd Conference on the Geology of Long Island and Metropolitan New York, Stony Brook, NY, April 11, 2015, 23 p.","productDescription":"23 p.","onlineOnly":"N","additionalOnlineFiles":"N","ipdsId":"IP-063658","costCenters":[{"id":474,"text":"New York Water Science Center","active":true,"usgs":true}],"links":[{"id":311700,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","state":"New York","otherGeospatial":"Roosevelt Island","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -73.94210815429688,\n              40.77274188001071\n            ],\n            [\n              -73.95343780517578,\n              40.761300880922235\n            ],\n            [\n              -73.95978927612305,\n              40.75297891717686\n            ],\n            [\n              -73.96150588989258,\n              40.750768220446936\n            ],\n            [\n              -73.96150588989258,\n              40.748947591479705\n            ],\n            [\n              -73.95463943481445,\n              40.75440932883489\n            ],\n            [\n              -73.9493179321289,\n              40.76091081214379\n            ],\n            [\n              -73.94056320190428,\n              40.770011820529064\n            ],\n            [\n              -73.93918991088867,\n              40.77248187917859\n            ],\n            [\n              -73.94039154052734,\n              40.77352187640244\n            ],\n            [\n              -73.94210815429688,\n              40.77274188001071\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","publishingServiceCenter":{"id":11,"text":"Pembroke PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5655983ae4b071e7ea53def9","contributors":{"authors":[{"text":"Stumm, Frederick 0000-0002-5388-8811 fstumm@usgs.gov","orcid":"https://orcid.org/0000-0002-5388-8811","contributorId":1077,"corporation":false,"usgs":true,"family":"Stumm","given":"Frederick","email":"fstumm@usgs.gov","affiliations":[{"id":474,"text":"New York Water Science Center","active":true,"usgs":true}],"preferred":true,"id":544907,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Chu, Anthony 0000-0001-8623-2862 achu@usgs.gov","orcid":"https://orcid.org/0000-0001-8623-2862","contributorId":2517,"corporation":false,"usgs":true,"family":"Chu","given":"Anthony","email":"achu@usgs.gov","affiliations":[{"id":474,"text":"New York Water Science Center","active":true,"usgs":true}],"preferred":true,"id":544908,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Como, Michael D. 0000-0002-7911-5390 mcomo@usgs.gov","orcid":"https://orcid.org/0000-0002-7911-5390","contributorId":4651,"corporation":false,"usgs":true,"family":"Como","given":"Michael","email":"mcomo@usgs.gov","middleInitial":"D.","affiliations":[{"id":474,"text":"New York Water Science Center","active":true,"usgs":true}],"preferred":true,"id":544909,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Noll, Michael L. 0000-0003-2050-3134 mnoll@usgs.gov","orcid":"https://orcid.org/0000-0003-2050-3134","contributorId":4652,"corporation":false,"usgs":true,"family":"Noll","given":"Michael","email":"mnoll@usgs.gov","middleInitial":"L.","affiliations":[{"id":474,"text":"New York Water Science Center","active":true,"usgs":true}],"preferred":true,"id":544910,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Joesten, Peter K. pjoesten@usgs.gov","contributorId":1929,"corporation":false,"usgs":true,"family":"Joesten","given":"Peter","email":"pjoesten@usgs.gov","middleInitial":"K.","affiliations":[{"id":474,"text":"New York Water Science Center","active":true,"usgs":true},{"id":486,"text":"OGW Branch of Geophysics","active":true,"usgs":true}],"preferred":true,"id":544911,"contributorType":{"id":1,"text":"Authors"},"rank":5}]}}
,{"id":70144858,"text":"70144858 - 2015 - Response to \"Comment on and Reinterpretation of Gabriel et al. (2014) \"Fish Mercury and Surface Water Sulfate Relationships in the Everglades Protection Area\"\"","interactions":[],"lastModifiedDate":"2019-08-13T12:56:43","indexId":"70144858","displayToPublicDate":"2015-04-10T12:55:06","publicationYear":"2015","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1547,"text":"Environmental Management","active":true,"publicationSubtype":{"id":10}},"title":"Response to \"Comment on and Reinterpretation of Gabriel et al. (2014) \"Fish Mercury and Surface Water Sulfate Relationships in the Everglades Protection Area\"\"","docAbstract":"<p><span>The purpose of this forum is to respond to a rebuttal submitted by Julian et al., Environ Manag 55:1–5,&nbsp;</span><span class=\"CitationRef\">2015</span><span>&nbsp;where they outlined their overall disagreement with the data preparation, methods, and interpretation of results presented in Gabriel et al. (Environ Manag 53:583–593,&nbsp;</span><span class=\"CitationRef\">2014</span><span>). Here, we provide background information on the research premise presented in Gabriel et al. (Environ Manag 53:583–593,&nbsp;</span><span class=\"CitationRef\">2014</span><span>) and provide a defense for this work using five themes. In spite of what Julian et al. perceive as limitations in the sampling methods and analytical tools used for this work, the relationships found between fish total mercury and surface water sulfate concentrations in Gabriel et al. (Environ Manag 53:583–593,&nbsp;</span><span class=\"CitationRef\">2014</span><span>) are comparable to relationships between pore water methylmercury (MeHg) and pore water sulfate found in past studies indicating that sulfate is important to MeHg production and bioaccumulation in the Everglades. Julian et al. state “…there is no way to justify any ecosystem-wide sulfur strategy as a management approach to reduce mercury risk in the (Everglades) as suggested by Gabriel et al. (Environ Manag 53:583–593,&nbsp;</span><span class=\"CitationRef\">2014</span><span>), Corrales et al. (Sci Tot Environ 409:2156–2162,&nbsp;</span><span class=\"CitationRef\">2011</span><span>) and Orem et al. (Rev Environ Sci Technol 41 (S1):249–288,&nbsp;</span><span class=\"CitationRef\">2011</span><span>).” We disagree, and having stated why sulfate input reduction to the Everglades may be the most effective means of reducing mercury in Everglades fish, it is important that research on sulfur and mercury biogeochemistry continues. If further studies support the relationship between sulfate loading reduction and MeHg reduction, sulfur mass balance studies should commence to (1) better quantify agricultural and connate seawater sulfate inputs and (2) define opportunities to reduce sulfate inputs to the Everglades ecosystem.</span></p>","language":"English","publisher":"Springer","doi":"10.1007/s00267-015-0486-0","usgsCitation":"Gabriel, M.C., Axelrad, D., Orem, W.H., and Osborne, T.Z., 2015, Response to \"Comment on and Reinterpretation of Gabriel et al. (2014) \"Fish Mercury and Surface Water Sulfate Relationships in the Everglades Protection Area\"\": Environmental Management, v. 55, no. 6, p. 1227-1231, https://doi.org/10.1007/s00267-015-0486-0.","productDescription":"5 p.","startPage":"1227","endPage":"1231","ipdsId":"IP-063092","costCenters":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"links":[{"id":366530,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"55","issue":"6","publishingServiceCenter":{"id":9,"text":"Reston PSC"},"noUsgsAuthors":false,"publicationDate":"2015-04-10","publicationStatus":"PW","contributors":{"authors":[{"text":"Gabriel, Mark C.","contributorId":140034,"corporation":false,"usgs":false,"family":"Gabriel","given":"Mark","email":"","middleInitial":"C.","affiliations":[{"id":13361,"text":"International Joint Commission, Washington DC","active":true,"usgs":false}],"preferred":false,"id":543821,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Axelrad, Don","contributorId":140035,"corporation":false,"usgs":false,"family":"Axelrad","given":"Don","email":"","affiliations":[{"id":13362,"text":"Florida A&M University, Inst. of Public Health, Tallahassee, FL","active":true,"usgs":false}],"preferred":false,"id":543822,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Orem, William H. 0000-0003-4990-0539 borem@usgs.gov","orcid":"https://orcid.org/0000-0003-4990-0539","contributorId":577,"corporation":false,"usgs":true,"family":"Orem","given":"William","email":"borem@usgs.gov","middleInitial":"H.","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":543820,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Osborne, Todd Z.","contributorId":140037,"corporation":false,"usgs":false,"family":"Osborne","given":"Todd","email":"","middleInitial":"Z.","affiliations":[{"id":13363,"text":"University of Florida, Wetland Biogeochemistry Laboratory, Soil and Water Science Dept, Gainesville, FL","active":true,"usgs":false}],"preferred":false,"id":543824,"contributorType":{"id":1,"text":"Authors"},"rank":4}]}}
,{"id":70141356,"text":"sir20155028 - 2015 - New argon-argon (<sup>40</sup>Ar/<sup>39</sup>Ar) radiometric age dates from selected subsurface basalt flows at the Idaho National Laboratory, Idaho","interactions":[],"lastModifiedDate":"2015-04-09T09:06:19","indexId":"sir20155028","displayToPublicDate":"2015-04-09T10:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":334,"text":"Scientific Investigations Report","code":"SIR","onlineIssn":"2328-0328","printIssn":"2328-031X","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2015-5028","title":"New argon-argon (<sup>40</sup>Ar/<sup>39</sup>Ar) radiometric age dates from selected subsurface basalt flows at the Idaho National Laboratory, Idaho","docAbstract":"<p>In 2011, the U.S. Geological Survey, in cooperation with the U.S. Department of Energy, collected samples for 12 new argon-argon radiometric ages from eastern Snake River Plain olivine tholeiite basalt flows in the subsurface at the Idaho National Laboratory. The core samples were collected from flows that had previously published paleomagnetic data. Samples were sent to Rutgers University for argon-argon radiometric dating analyses.</p>\n<p>Paleomagnetic and stratigraphic data were used to constrain the results of the age dating experiments to derive the preferred age for each basalt flow. Knowledge of the ages of subsurface basalt flows is needed to improve numerical models of groundwater flow and contaminant transport in the eastern Snake River Plain aquifer. This could be accomplished by increasing the ability to correlate basalt flow from corehole to corehole in the subsurface. The age of basalt flows also can be used in volcanic recurrence and landscape evolution studies that are important to better understand future hazards that could occur at the Idaho National Laboratory.</p>\n<p>Results indicate that ages ranged from 60 &plusmn; 16 thousand years ago for Quaking Aspen Butte to 621 &plusmn; 9 thousand years ago for State Butte.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/sir20155028","collaboration":"Prepared in cooperation with the U.S. Department of Energy","usgsCitation":"Hodges, M., Turrin, B.D., Champion, D.E., and Swisher, C.C., 2015, New argon-argon (<sup>40</sup>Ar/<sup>39</sup>Ar) radiometric age dates from selected subsurface basalt flows at the Idaho National Laboratory, Idaho: U.S. Geological Survey Scientific Investigations Report 2015-5028, v, 25 p.; Appendix, https://doi.org/10.3133/sir20155028.","productDescription":"v, 25 p.; Appendix","numberOfPages":"36","onlineOnly":"Y","additionalOnlineFiles":"Y","ipdsId":"IP-044883","costCenters":[{"id":343,"text":"Idaho Water Science Center","active":true,"usgs":true}],"links":[{"id":299524,"type":{"id":15,"text":"Index Page"},"url":"https://pubs.usgs.gov/sir/2015/5028/"},{"id":299528,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/sir/2015/5028/pdf/sir2015-5028.pdf","text":"Report","size":"1.7 MB","linkFileType":{"id":1,"text":"pdf"},"description":"Report"},{"id":299529,"type":{"id":3,"text":"Appendix"},"url":"https://pubs.usgs.gov/sir/2015/5028/download/sir2015-5028_AppendixA.zip","text":"Appendix A","size":"12.3 MB","linkFileType":{"id":1,"text":"pdf"},"description":"Appendix A"},{"id":299530,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/sir20155028.jpg"}],"country":"United States","state":"Idaho","otherGeospatial":"Idaho National Laboratory","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -114.345703125,\n              43.389081939117496\n            ],\n            [\n              -114.345703125,\n              44.38669150215206\n            ],\n            [\n              -112.5,\n              44.38669150215206\n            ],\n            [\n              -112.5,\n              43.389081939117496\n            ],\n            [\n              -114.345703125,\n              43.389081939117496\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","publishingServiceCenter":{"id":12,"text":"Tacoma PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5527949de4b026915857c83c","contributors":{"authors":[{"text":"Hodges, Mary K. V. 0000-0001-8708-0354 mkhodges@usgs.gov","orcid":"https://orcid.org/0000-0001-8708-0354","contributorId":3023,"corporation":false,"usgs":true,"family":"Hodges","given":"Mary K. V.","email":"mkhodges@usgs.gov","affiliations":[{"id":343,"text":"Idaho Water Science Center","active":true,"usgs":true}],"preferred":false,"id":544466,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Turrin, Brent D.","contributorId":139307,"corporation":false,"usgs":false,"family":"Turrin","given":"Brent","email":"","middleInitial":"D.","affiliations":[{"id":12727,"text":"Rutgers University","active":true,"usgs":false}],"preferred":false,"id":544467,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Champion, Duane E. 0000-0001-7854-9034 dchamp@usgs.gov","orcid":"https://orcid.org/0000-0001-7854-9034","contributorId":2912,"corporation":false,"usgs":true,"family":"Champion","given":"Duane","email":"dchamp@usgs.gov","middleInitial":"E.","affiliations":[{"id":617,"text":"Volcano Science Center","active":true,"usgs":true}],"preferred":true,"id":544469,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Swisher, Carl C. III","contributorId":139308,"corporation":false,"usgs":false,"family":"Swisher","given":"Carl","suffix":"III","email":"","middleInitial":"C.","affiliations":[{"id":12727,"text":"Rutgers University","active":true,"usgs":false}],"preferred":false,"id":544468,"contributorType":{"id":1,"text":"Authors"},"rank":4}]}}
,{"id":70140110,"text":"ofr20121024K - 2015 - Geologic framework for the national assessment of carbon dioxide storage resources: Permian and Palo Duro Basins and Bend Arch-Fort Worth Basin: Chapter K in <i>Geologic framework for the national assessment of carbon dioxide storage resources</i>","interactions":[{"subject":{"id":70140110,"text":"ofr20121024K - 2015 - Geologic framework for the national assessment of carbon dioxide storage resources: Permian and Palo Duro Basins and Bend Arch-Fort Worth Basin: Chapter K in <i>Geologic framework for the national assessment of carbon dioxide storage resources</i>","indexId":"ofr20121024K","publicationYear":"2015","noYear":false,"chapter":"K","title":"Geologic framework for the national assessment of carbon dioxide storage resources: Permian and Palo Duro Basins and Bend Arch-Fort Worth Basin: Chapter K in <i>Geologic framework for the national assessment of carbon dioxide storage resources</i>"},"predicate":"IS_PART_OF","object":{"id":70093199,"text":"ofr20121024 - 2012 - Geologic framework for the national assessment of carbon dioxide storage resources","indexId":"ofr20121024","publicationYear":"2012","noYear":false,"title":"Geologic framework for the national assessment of carbon dioxide storage resources"},"id":1}],"isPartOf":{"id":70093199,"text":"ofr20121024 - 2012 - Geologic framework for the national assessment of carbon dioxide storage resources","indexId":"ofr20121024","publicationYear":"2012","noYear":false,"title":"Geologic framework for the national assessment of carbon dioxide storage resources"},"lastModifiedDate":"2024-06-26T15:42:02.847127","indexId":"ofr20121024K","displayToPublicDate":"2015-04-08T14:45:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":330,"text":"Open-File Report","code":"OFR","onlineIssn":"2331-1258","printIssn":"0196-1497","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2012-1024","chapter":"K","title":"Geologic framework for the national assessment of carbon dioxide storage resources: Permian and Palo Duro Basins and Bend Arch-Fort Worth Basin: Chapter K in <i>Geologic framework for the national assessment of carbon dioxide storage resources</i>","docAbstract":"<p><span>The U.S. Geological Survey has completed an assessment of the potential geologic carbon dioxide storage resource in the onshore areas of the United States. To provide geological context and input data sources for the resources numbers, framework documents are being prepared for all areas that were investigated as part of the national assessment. This report is the geologic framework document for the Permian and Palo Duro Basins, the combined Bend arch-Fort Worth Basin area, and subbasins therein of Texas, New Mexico, and Oklahoma. In addition to a summarization of the geology and petroleum resources of studied basins, the individual storage assessment units (SAUs) within the basins are described and explanations for their selection are presented. Though appendixes in the national assessment publications include the input values used to calculate the available storage resource, this framework document provides only the context and source of inputs selected by the assessment geologists. Spatial files of boundaries for the SAUs herein, as well as maps of the density of known well bores that penetrate the SAU seal, are available for download with the release of this report.</span></p>","largerWorkType":{"id":18,"text":"Report"},"largerWorkTitle":"Geologic framework for the national assessment of carbon dioxide storage resources (Open-File Report 2012-1024)","largerWorkSubtype":{"id":5,"text":"USGS Numbered Series"},"language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/ofr20121024K","usgsCitation":"Merrill, M., Slucher, E.R., Roberts-Ashby, T.L., Warwick, P.D., Blondes, M., Freeman, P., Cahan, S.M., DeVera, C.A., and Lohr, C., 2015, Geologic framework for the national assessment of carbon dioxide storage resources: Permian and Palo Duro Basins and Bend Arch-Fort Worth Basin: Chapter K in <i>Geologic framework for the national assessment of carbon dioxide storage resources</i>: U.S. Geological Survey Open-File Report 2012-1024, Report: vi, 42 p.; Well Density; Storage Assessment Units, https://doi.org/10.3133/ofr20121024K.","productDescription":"Report: vi, 42 p.; Well Density; Storage Assessment Units","numberOfPages":"48","onlineOnly":"Y","additionalOnlineFiles":"Y","ipdsId":"IP-056124","costCenters":[{"id":164,"text":"Central Energy Resources Science Center","active":true,"usgs":true},{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true},{"id":255,"text":"Energy Resources Program","active":true,"usgs":true}],"links":[{"id":299517,"rank":5,"type":{"id":7,"text":"Companion Files"},"url":"https://pubs.usgs.gov/of/2012/1024/k/downloads/SAU_C5043_C5044_C5045.zip","text":"Storage Assessment Units","description":"Storage Assessment Units"},{"id":299516,"rank":4,"type":{"id":7,"text":"Companion Files"},"url":"https://pubs.usgs.gov/of/2012/1024/k/downloads/Cell_C5043_C5044_C5045.zip","text":"Well Density","description":"Well 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Center","active":true,"usgs":true}],"preferred":false,"id":544434,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Slucher, Ernie R. 0000-0002-5865-5734 eslucher@usgs.gov","orcid":"https://orcid.org/0000-0002-5865-5734","contributorId":3966,"corporation":false,"usgs":true,"family":"Slucher","given":"Ernie","email":"eslucher@usgs.gov","middleInitial":"R.","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":544435,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Roberts-Ashby, Tina L. 0000-0003-2940-1740 troberts-ashby@usgs.gov","orcid":"https://orcid.org/0000-0003-2940-1740","contributorId":2177,"corporation":false,"usgs":true,"family":"Roberts-Ashby","given":"Tina","email":"troberts-ashby@usgs.gov","middleInitial":"L.","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":544436,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Warwick, Peter D. 0000-0002-3152-7783 pwarwick@usgs.gov","orcid":"https://orcid.org/0000-0002-3152-7783","contributorId":762,"corporation":false,"usgs":true,"family":"Warwick","given":"Peter","email":"pwarwick@usgs.gov","middleInitial":"D.","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":false,"id":544437,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Blondes, Madalyn S. 0000-0003-0320-0107 mblondes@usgs.gov","orcid":"https://orcid.org/0000-0003-0320-0107","contributorId":3598,"corporation":false,"usgs":true,"family":"Blondes","given":"Madalyn S.","email":"mblondes@usgs.gov","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":544438,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Freeman, P.A. 0000-0002-0863-7431 pfreeman@usgs.gov","orcid":"https://orcid.org/0000-0002-0863-7431","contributorId":3154,"corporation":false,"usgs":true,"family":"Freeman","given":"P.A.","email":"pfreeman@usgs.gov","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":false,"id":544439,"contributorType":{"id":1,"text":"Authors"},"rank":6},{"text":"Cahan, Steven M. 0000-0002-4776-3668 scahan@usgs.gov","orcid":"https://orcid.org/0000-0002-4776-3668","contributorId":4529,"corporation":false,"usgs":true,"family":"Cahan","given":"Steven","email":"scahan@usgs.gov","middleInitial":"M.","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":544440,"contributorType":{"id":1,"text":"Authors"},"rank":7},{"text":"DeVera, Christina A. 0000-0002-4691-6108 cdevera@usgs.gov","orcid":"https://orcid.org/0000-0002-4691-6108","contributorId":3845,"corporation":false,"usgs":true,"family":"DeVera","given":"Christina","email":"cdevera@usgs.gov","middleInitial":"A.","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":544441,"contributorType":{"id":1,"text":"Authors"},"rank":8},{"text":"Lohr, Celeste D. 0000-0001-6287-9047 clohr@usgs.gov","orcid":"https://orcid.org/0000-0001-6287-9047","contributorId":3866,"corporation":false,"usgs":true,"family":"Lohr","given":"Celeste D.","email":"clohr@usgs.gov","affiliations":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":544442,"contributorType":{"id":1,"text":"Authors"},"rank":9}]}}
,{"id":70140114,"text":"sir20155017 - 2015 - Physical subdivision and description of the water-bearing sediments of the Santa Clara Valley, California","interactions":[],"lastModifiedDate":"2015-04-07T08:39:02","indexId":"sir20155017","displayToPublicDate":"2015-04-07T09:30:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":334,"text":"Scientific Investigations Report","code":"SIR","onlineIssn":"2328-0328","printIssn":"2328-031X","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2015-5017","title":"Physical subdivision and description of the water-bearing sediments of the Santa Clara Valley, California","docAbstract":"<p>A thick Quaternary alluvial section fills a sedimentary basin beneath the Santa Clara Valley, California, located within the San Andreas Fault system at the south end of San Francisco Bay. This section consists of an upper sequence about 1,000 feet thick containing eight sedimentary cycles and a lower fine-grained unit as thick as several hundred feet. Together these constitute the Quaternary Santa Clara Basin. The section overlies an irregular unconformity with more than 1,200 feet of relief cut into the underlying bedrock. This stratigraphy is determined through study of new wells and seismic reflection profiles, together with a sample of the many thousands of water wells in the valley. It represents a major change and improvement in understanding of the basin, particularly with regard to the upper cyclic sequence, which forms a large groundwater system that is an important resource in the San Francisco Bay region.</p>\n<p>Each of the eight sedimentary cycles consists of a coarse-grained bottom interval overlain by a fine-grained top, with the coarse bottom forming a permeable sheet that is more or less continuous around the basin and the fine top forming a similarly extensive, relatively impermeable confining layer. This stratigraphic organization contrasts with most previous views, which have considered the coarse sediment in the basin to occur as scattered, discrete lenses and (or) sinuous channel sands, all embedded in a predominantly fine-grained section. Temperature logs in several wells demonstrate that the fine cycle tops do limit vertical movement of groundwater, although this may not be the case where those tops are thin to perhaps locally absent around parts of the basin margin.</p>\n<p>Age control has been obtained from previous work, in which the sedimentary cycles were correlated with the marine oxygen isotope record and the ages of two deeper Quaternary unconformities were estimated, and from detailed paleomagnetic study of cores from the new wells by E.A. Mankinen. Despite careful search of the cores, very few fossils were found, and none that are helpful in subdividing the section. No tephra (volcanic ash) was recovered, and the few carbon samples found and dated radiometrically are limited to the upper 120 feet of the section. The upper cyclic section ranges in age from 0 to somewhat older than 718 thousand years (ka), and the lower fine-grained section lies between unconformities with estimated ages of 950 and 1500 ka.</p>\n<p>Reflections in the seismic profiles indicate that layering in the basin is subparallel to the ground surface, and this fact, together with the continuous stratigraphic detail provided by geophysical logs of the new wells, allows the confident interwell correlation required to delineate the sedimentary cycles. The sequence of layers within any one cycle tends to persist laterally between the wells in the dataset, which are spaced 1 to 3 km apart, with most changes occurring gradually. The eight cycles, in contrast, tend to differ from each other in the details of their internal organization.</p>\n<p>Maps and cross sections show the elevations of cycle boundaries and the underlying bedrock surface, the varying thicknesses of the cycles and of their fine tops and coarse bottoms, and the aggregate thickness of coarse layers in those bottom intervals. Coarse sediment is more abundant toward some parts of the basin margin and in the southern part of the basin. Cycle boundary surfaces are relatively smooth, and their shapes are consistent with having been intercycle topographic surfaces. The underlying bedrock surface has a relief of more than 1,200 feet and deepens toward the center of the basin and the west edge of the fault-bounded Evergreen Basin, which is concealed beneath the east side of the Quaternary basin. The absence of consistent abrupt changes in thicknesses or boundary elevations across the basin or in cross section indicates that the interior of the basin is largely unfaulted, with the Silver Creek strand of the San Andreas system at the west edge of the Evergreen Basin being the sole exception. The east and west margins of the Santa Clara Basin, in contrast, are marked by reverse and thrust fault systems.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/sir20155017","usgsCitation":"Wentworth, C.M., Jachens, R.C., Williams, R., Tinsley, J., and Hanson, R.T., 2015, Physical subdivision and description of the water-bearing sediments of the Santa Clara Valley, California: U.S. Geological Survey Scientific Investigations Report 2015-5017, Report: x, 73 p.; 2 Plates: 43.43 x 31.60 inches and 19.76 x 19.60 inches; ReadMe; 10 ZIP files, https://doi.org/10.3133/sir20155017.","productDescription":"Report: x, 73 p.; 2 Plates: 43.43 x 31.60 inches and 19.76 x 19.60 inches; ReadMe; 10 ZIP files","numberOfPages":"84","onlineOnly":"Y","additionalOnlineFiles":"Y","ipdsId":"IP-049605","costCenters":[{"id":312,"text":"Geology, Minerals, Energy, and Geophysics Science 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cwent@usgs.gov","orcid":"https://orcid.org/0000-0003-2569-569X","contributorId":1178,"corporation":false,"usgs":true,"family":"Wentworth","given":"Carl","email":"cwent@usgs.gov","middleInitial":"M.","affiliations":[{"id":312,"text":"Geology, Minerals, Energy, and Geophysics Science Center","active":true,"usgs":true}],"preferred":true,"id":544148,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Jachens, Robert C. jachens@usgs.gov","contributorId":1180,"corporation":false,"usgs":true,"family":"Jachens","given":"Robert","email":"jachens@usgs.gov","middleInitial":"C.","affiliations":[{"id":312,"text":"Geology, Minerals, Energy, and Geophysics Science Center","active":true,"usgs":true}],"preferred":true,"id":544149,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Williams, Robert A. rawilliams@usgs.gov","contributorId":1357,"corporation":false,"usgs":true,"family":"Williams","given":"Robert 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III jtinsley@usgs.gov","contributorId":3266,"corporation":false,"usgs":true,"family":"Tinsley","given":"John C.","suffix":"III","email":"jtinsley@usgs.gov","affiliations":[{"id":237,"text":"Earthquake Science Center","active":true,"usgs":true}],"preferred":false,"id":544151,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Hanson, Randall T. 0000-0002-9819-7141 rthanson@usgs.gov","orcid":"https://orcid.org/0000-0002-9819-7141","contributorId":801,"corporation":false,"usgs":true,"family":"Hanson","given":"Randall","email":"rthanson@usgs.gov","middleInitial":"T.","affiliations":[{"id":154,"text":"California Water Science Center","active":true,"usgs":true}],"preferred":true,"id":544152,"contributorType":{"id":1,"text":"Authors"},"rank":5}]}}
,{"id":70144431,"text":"sir20155038 - 2015 - Potential groundwater recharge for the State of Minnesota using the Soil-Water-Balance model, 1996-2010","interactions":[],"lastModifiedDate":"2015-04-06T15:06:47","indexId":"sir20155038","displayToPublicDate":"2015-04-06T15:00:00","publicationYear":"2015","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":334,"text":"Scientific Investigations Report","code":"SIR","onlineIssn":"2328-0328","printIssn":"2328-031X","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2015-5038","title":"Potential groundwater recharge for the State of Minnesota using the Soil-Water-Balance model, 1996-2010","docAbstract":"<p>Groundwater recharge is one of the most difficult components of a water budget to ascertain, yet is an important boundary condition necessary for the quantification of water resources. In Minnesota, improved estimates of recharge are necessary because approximately 75 percent of drinking water and 90 percent of agricultural irrigation water in Minnesota are supplied from groundwater. The water that is withdrawn must be supplied by some combination of (1) increased recharge, (2) decreased discharge to streams, lakes, and other surface-water bodies, and (3) removal of water that was stored in the system. Recent pressure on groundwater resources has highlighted the need to provide more accurate recharge estimates for various tools that can assess the sustainability of long-term water use. As part of this effort, the U.S. Geological Survey, in cooperation with the Minnesota Pollution Control Agency, used the Soil-Water-Balance model to calculate gridded estimates of potential groundwater recharge across Minnesota for 1996‒2010 at a 1-kilometer (0.621-mile) resolution. The potential groundwater recharge estimates calculated for Minnesota from the Soil-Water Balance model included gridded values (1-kilometer resolution) of annual mean estimates (that is, the means for individual years from 1996 through 2010) and mean annual estimates (that is, the mean for the 15-year period 1996&minus;2010).</p>\n<p>The Soil-Water-Balance model uses a modified Thornthwaite-Mather soil-water-balance approach, with components of the soil-water balance calculated on a daily basis. A key advantage of this approach includes the use of commonly available geographic information system data layers that incorporate land cover, soil properties, and daily meteorological data to produce temporally and spatially variable gridded estimates of potential recharge. The Soil-Water-Balance model was calibrated by using a combination of parameter estimation techniques, making manual adjustments of model parameters, and using parameter values from previously published Soil-Water-Balance models. Each calibration simulation compared the potential recharge estimate from the model against base-flow estimates derived from three separate hydrograph separation techniques. A total of 35 Minnesota watersheds were selected for the model calibration.</p>\n<p>Meteorological data necessary for the model included daily precipitation, minimum daily temperature, and maximum daily temperature. All of the meteorological data were provided by the Daymet dataset, which included daily continuous surfaces of key climatological data. Land-cover data were provided by the 2001 and 2006 National Land Cover Database: the 2001 classification was used from 1994 through 2003, and the 2006 classification was used from 2004 through 2010. Soil data used in the model included hydrologic soils group and the available soil-water capacity. These soil data were obtained from the Natural Resources Conservation Service Soil Survey Geographic (SSURGO) database and the State Soil Geographic (STATSGO) database.</p>\n<p>The statewide mean annual potential recharge rate from 1996&ndash;2010 was 4.9 inches per year. Potential recharge estimates increased from west to east across Minnesota. The mean annual potential recharge estimates across Minnesota at a 1-km resolution for the overall simulation period (1996&ndash;2010) ranged from less than 0.1 to 17.8 inches per year. Some of the lowest potential recharge rates for the simulation period were in the Red River of the North Basin of northwestern Minnesota, and generally were between 1.0 and 1.5 inches per year. The highest potential recharge rates were in northeastern Minnesota and the Anoka Sand Plain in central Minnesota. Eighty-eight percent of the potential recharge rates (by grid cell) were between 2 and 8 inches per year from 1996&ndash;2010. Only about 3 percent of all the potential recharge estimates (by grid cell) were less than 2 inches per year, and 9 percent of estimates were greater than 8 inches per year.</p>\n<p>On an annual basis, however, potential recharge rates were as high as 27.2 inches per year. The highest annual mean recharge estimate across the State was for 2010, and the lowest mean recharge estimate was for 2003. Although precipitation variability partially explained the annual differences in potential recharge estimates, precipitation alone did not account for these differences, and other factors such as antecedent moisture conditions likely were important. Also, because precipitation gradients across the State can vary from year to year, the dominant land-cover class and hydrologic soil group combinations for a particular region had a large effect on the resulting potential recharge value. During 1996&ndash;2010, April had the greatest monthly mean potential recharge compared to all other months, accounting for a mean of 30 percent of annual potential recharge in this single month.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/sir20155038","collaboration":"Prepared in cooperation with the Minnesota Pollution Control Agency","usgsCitation":"Smith, E.A., and Westenbroek, S.M., 2015, Potential groundwater recharge for the State of Minnesota using the Soil-Water-Balance model, 1996-2010: U.S. Geological Survey Scientific Investigations Report 2015-5038, vii, 85 p., https://doi.org/10.3133/sir20155038.","productDescription":"vii, 85 p.","startPage":"85","numberOfPages":"98","onlineOnly":"Y","additionalOnlineFiles":"N","temporalStart":"1996-01-01","temporalEnd":"2010-12-31","ipdsId":"IP-034584","costCenters":[{"id":392,"text":"Minnesota Water Science 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