{"pageNumber":"3887","pageRowStart":"97150","pageSize":"25","recordCount":185169,"records":[{"id":31878,"text":"ofr95128 - 1995 - Surficial geologic map of northern Adak Island, Alaska","interactions":[],"lastModifiedDate":"2022-03-29T18:24:53.034738","indexId":"ofr95128","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"95-128","title":"Surficial geologic map of northern Adak Island, Alaska","docAbstract":"Surficial deposits on northern Adak Island, Alaska include a variety of volcanic, glacial, eolian, and beach sediments. These deposits are the primary water-bearing units on the island and their distri-  bution is shown on the accompanying surficial geologic map. An extensive sequence of volcanic debris-flow deposits (lahars) was identified on the eastern slope of Mount Moffett. The sedimentary characteristics of the lahar deposits indicate that they are related to volcanic eruptions of Mount Moffett and are evidence for Holocene volcanic activity at this volcano. Similar lahar deposits also are present on the southern slopes of Mount Adagdak. The surficial geologic map units described in the report are a basis for island-wide assess- ments of ground-water conditions, aquifer proper- ties, and general hydrogeologic conditions, and will be useful for determining the availability of potential construction materials.","language":"English","publisher":"U.S. Geological Survey","doi":"10.3133/ofr95128","usgsCitation":"Waythomas, C.F., 1995, Surficial geologic map of northern Adak Island, Alaska: U.S. Geological Survey Open-File Report 95-128, iv, 6 p., https://doi.org/10.3133/ofr95128.","productDescription":"iv, 6 p.","costCenters":[],"links":[{"id":397786,"rank":3,"type":{"id":36,"text":"NGMDB Index Page"},"url":"https://ngmdb.usgs.gov/Prodesc/proddesc_19158.htm"},{"id":60066,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1995/0128/report.pdf","linkFileType":{"id":1,"text":"pdf"}},{"id":160238,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1995/0128/report-thumb.jpg"}],"country":"United States","state":"Alaska","otherGeospatial":"Adak Island","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -176.824951171875,\n              51.78483389373529\n            ],\n            [\n              -176.50909423828125,\n              51.78483389373529\n            ],\n            [\n              -176.50909423828125,\n              52.02376856867204\n            ],\n            [\n              -176.824951171875,\n              52.02376856867204\n            ],\n            [\n              -176.824951171875,\n              51.78483389373529\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4ae3e4b07f02db6890fa","contributors":{"authors":[{"text":"Waythomas, C. F.","contributorId":10065,"corporation":false,"usgs":true,"family":"Waythomas","given":"C.","email":"","middleInitial":"F.","affiliations":[],"preferred":false,"id":207158,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":19364,"text":"ofr9580 - 1995 - Concentrations of N<sub>2</sub>, O<sub>2</sub>, CO<sub>2</sub>, and He in soil gases collected over and near the Dixie Valley Known Geothermal Resource Area, northern Dixie Valley, Nevada","interactions":[],"lastModifiedDate":"2012-02-02T00:07:36","indexId":"ofr9580","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"95-80","title":"Concentrations of N<sub>2</sub>, O<sub>2</sub>, CO<sub>2</sub>, and He in soil gases collected over and near the Dixie Valley Known Geothermal Resource Area, northern Dixie Valley, Nevada","language":"ENGLISH","publisher":"U.S. Geological Survey,","doi":"10.3133/ofr9580","usgsCitation":"Hinkle, M., 1995, Concentrations of N<sub>2</sub>, O<sub>2</sub>, CO<sub>2</sub>, and He in soil gases collected over and near the Dixie Valley Known Geothermal Resource Area, northern Dixie Valley, Nevada: U.S. Geological Survey Open-File Report 95-80, 26 leaves :ill., maps ;28 cm. +1 computer disk (5 1/4 in.), https://doi.org/10.3133/ofr9580.","productDescription":"26 leaves :ill., maps ;28 cm. +1 computer disk (5 1/4 in.)","costCenters":[],"links":[{"id":152593,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1995/0080/report-thumb.jpg"},{"id":48840,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1995/0080/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4b16e4b07f02db6a5475","contributors":{"authors":[{"text":"Hinkle, Margaret","contributorId":36918,"corporation":false,"usgs":true,"family":"Hinkle","given":"Margaret","affiliations":[],"preferred":false,"id":180750,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":31867,"text":"ofr94687 - 1995 - Geologic Map of Windy Peak 7.5' quadrangle, White Pine County, Nevada","interactions":[],"lastModifiedDate":"2021-10-12T18:46:42.853712","indexId":"ofr94687","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"94-687","title":"Geologic Map of Windy Peak 7.5' quadrangle, White Pine County, Nevada","docAbstract":"<p>No abstract available.</p>","language":"English","publisher":"U.S. Geological Survey","doi":"10.3133/ofr94687","usgsCitation":"Miller, E.L., Gans, P.B., and Grier, S.P., 1995, Geologic Map of Windy Peak 7.5' quadrangle, White Pine County, Nevada: U.S. Geological Survey Open-File Report 94-687, 23 p., https://doi.org/10.3133/ofr94687.","productDescription":"23 p.","costCenters":[],"links":[{"id":60058,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1994/0687/report.pdf","linkFileType":{"id":1,"text":"pdf"}},{"id":160316,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1994/0687/report-thumb.jpg"},{"id":108252,"rank":700,"type":{"id":36,"text":"NGMDB Index Page"},"url":"https://ngmdb.usgs.gov/Prodesc/proddesc_12586.htm","linkFileType":{"id":5,"text":"html"},"description":"12586"}],"scale":"24000","country":"United States","state":"Nevada","county":"White Pine County","otherGeospatial":"Windy Peak 7.5' quadrangle","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -114.375,\n              39\n            ],\n            [\n              -114.25,\n              39\n            ],\n            [\n              -114.25,\n              39.125\n            ],\n            [\n              -114.375,\n              39.125\n            ],\n            [\n              -114.375,\n              39\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4b12e4b07f02db6a2af7","contributors":{"authors":[{"text":"Miller, E. L.","contributorId":75583,"corporation":false,"usgs":true,"family":"Miller","given":"E.","email":"","middleInitial":"L.","affiliations":[],"preferred":false,"id":207129,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Gans, P. B.","contributorId":79913,"corporation":false,"usgs":true,"family":"Gans","given":"P.","email":"","middleInitial":"B.","affiliations":[],"preferred":false,"id":207130,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Grier, S. P.","contributorId":58316,"corporation":false,"usgs":true,"family":"Grier","given":"S.","email":"","middleInitial":"P.","affiliations":[],"preferred":false,"id":207128,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":17760,"text":"ofr94365 - 1995 - Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska; results of investigations, 1987-90","interactions":[{"subject":{"id":17760,"text":"ofr94365 - 1995 - Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska; results of investigations, 1987-90","indexId":"ofr94365","publicationYear":"1995","noYear":false,"title":"Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska; results of investigations, 1987-90"},"predicate":"SUPERSEDED_BY","object":{"id":253,"text":"wsp2451 - 1996 - Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska: Results of investigations, 1987-90","indexId":"wsp2451","publicationYear":"1996","noYear":false,"title":"Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska: Results of investigations, 1987-90"},"id":1}],"supersededBy":{"id":253,"text":"wsp2451 - 1996 - Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska: Results of investigations, 1987-90","indexId":"wsp2451","publicationYear":"1996","noYear":false,"title":"Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska: Results of investigations, 1987-90"},"lastModifiedDate":"2021-01-07T18:02:39.813916","indexId":"ofr94365","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"94-365","title":"Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska; results of investigations, 1987-90","docAbstract":"<p>Surface-water-quality conditions and trends were assessed in the lower Kansas River Basin, which drains about 15,300 square miles of mainly agricultural land in southeast Nebraska and northeast Kansas. On the basis of established water-quality criteria, most streams in the basin were suitable for uses such as public-water supply, irrigation, and maintenance of aquatic life. However, most concerns identified from a previous analysis of available data through 1986 are substantiated by analysis of data for May 1987 through April 1990. Less-than-normal precipitation and runoff during 1987-90 affected surface-water quality and are important factors in the interpretation of results.</p><p>Dissolved-solids concentrations in the main stem Kansas River during May 1987 through April 1990 commonly exceeded 500 milligrams per liter, which may be of concern for public-water supplies and for the irrigation of sensitive crops. Large concentrations of chloride in the Kansas River are derived from ground water discharging in the Smoky Hill River Basin west of the study unit. Trends of increasing concentrations of some dissolved major ions were statistically significant in the northwestern part of the study unit, which could reflect substantial increases in irrigated acreage.</p><p>The largest concentrations of suspended sediment in streams during May 1987 through April 1990 were associated with high-density cropland in areas of little local relief and medium-density irrigated cropland in more dissected areas. The smallest concentrations were measured downstream from large reservoirs and in streams draining areas having little or no row-crop cultivation. Mean annual suspended-sediment transport rates in the main stem Kansas River increased substantially in the downstream direction. No conclusions could be reached concerning the relations of suspended-sediment transport, yields, or trends to natural and human factors.</p><p>The largest sources of nitrogen and phosphorus in the study unit were fertilizer and livestock. Nitrate-nitrogen concentrations in stream-water samples did not exceed 10 milligams per liter; relatively large concentrations in the northwestern part of the study unit were associated with fertilizer application. Concentrations of total phosphorus generally were largest in the northwestern part of the study unit, which probably relates to the prevalence of cultivated land, fertilizer application, and livestock wastes.</p><p>Deficiencies in dissolved-oxygen concentrations in streams occurred locally, as a result of discharges from wastewater-treatment plants, algal respiration, and inadequate reaeration associated with small streamflow. Large densities of a fecal-indicator bacterium, Escherichia coli, were associated with discharges from municipal wastewater-treatment plants and, especially in the northwestern part of the study unit, with transport of feca</p><p>The largest concentrations of the herbicide atrazine generally were measured where the largest quantities of atrazine were applied to the land. Large atrazine concentrations, 10 to 20 micrograms per liter, were measured most&nbsp;frequently in unregulated principal streams during May and June. Downstream of reservoirs, the seasonal variability of atrazine concentrations was decreased compared to that of inflowing streams.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/ofr94365","usgsCitation":"1995, Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska; results of investigations, 1987-90: U.S. Geological Survey Open-File Report 94-365, viii, 129 p., https://doi.org/10.3133/ofr94365.","productDescription":"viii, 129 p.","numberOfPages":"141","costCenters":[],"links":[{"id":150575,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1994/0365/report-thumb.jpg"},{"id":359241,"rank":2,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1994/0365/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"country":"United States","state":"Kansas, Nebraska","otherGeospatial":"Kansas River Basin","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -99,\n              38.75\n            ],\n            [\n              -94.6,\n              38.75\n            ],\n            [\n              -94.6,\n              41.1\n            ],\n            [\n              -99,\n              41.1\n            ],\n            [\n              -99,\n              38.75\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4ae5e4b07f02db68a445","contributors":{"editors":[{"text":"Helgesen, J. O.","contributorId":62600,"corporation":false,"usgs":true,"family":"Helgesen","given":"J.","email":"","middleInitial":"O.","affiliations":[],"preferred":false,"id":725471,"contributorType":{"id":2,"text":"Editors"},"rank":1}]}}
,{"id":29626,"text":"wri924171 - 1995 - Selected hydrogeologic and water-quality data from Jones Beach Island, Long Island, New York","interactions":[],"lastModifiedDate":"2012-02-02T00:09:01","indexId":"wri924171","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":342,"text":"Water-Resources Investigations Report","code":"WRI","active":false,"publicationSubtype":{"id":5}},"seriesNumber":"92-4171","title":"Selected hydrogeologic and water-quality data from Jones Beach Island, Long Island, New York","docAbstract":"A data-collection site was instrumented on Jones Beach Island, a barrier island south of Long Island, N.Y., to study local freshwater/ saltwater relations in the shallow ground-water system.   A geologic test boring revealed about 88 feet of well-sorted glacial outwash sand above about 15 feet of Gardiners Clay, which directly overlies silty sand of the Magothy Formation.   Tidal effects on water levels in Great South Bay, the upper glacial aquifer, and the Magothy aquifer were observed and quantified with a tidal gage in the bay and analog water-level recorders in the wells.Chloride concentrations in the upper Magothy aquifer were higher than expected--about 270 mg/L (milligrams per liter), and those in the upper glacial aquifer were 17,000 to 19,000 mg/L, about the same as in Great South Bay. Estimates of pressure and freshwater equivalent heads indicate that, at the data-collection site, freshwater is discharging upward from the Magothy aquifer into the salty upper glacial aquifer, but dilution by this freshwater is undetectable. The reason for the elevated chloride concentration in the Magothy aquifer cannot be determined from available hydrogeologic information.","language":"ENGLISH","publisher":"U.S. Dept. of the Interior, U.S. Geological Survey ;\r\nEarth Science Information Center, Open-File Reports Section [distributor],","doi":"10.3133/wri924171","usgsCitation":"Scorca, M., Reilly, T.E., and Franke, O., 1995, Selected hydrogeologic and water-quality data from Jones Beach Island, Long Island, New York: U.S. Geological Survey Water-Resources Investigations Report 92-4171, iv, 21 p. :ill., maps ;28 cm., https://doi.org/10.3133/wri924171.","productDescription":"iv, 21 p. :ill., maps ;28 cm.","costCenters":[],"links":[{"id":160014,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/wri/1992/4171/report-thumb.jpg"},{"id":58447,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/wri/1992/4171/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e49f7e4b07f02db5f1eb4","contributors":{"authors":[{"text":"Scorca, M. P.","contributorId":21997,"corporation":false,"usgs":true,"family":"Scorca","given":"M. P.","affiliations":[],"preferred":false,"id":201838,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Reilly, T. E.","contributorId":79460,"corporation":false,"usgs":true,"family":"Reilly","given":"T.","email":"","middleInitial":"E.","affiliations":[],"preferred":false,"id":201840,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Franke, O.L.","contributorId":57082,"corporation":false,"usgs":true,"family":"Franke","given":"O.L.","affiliations":[],"preferred":false,"id":201839,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":20586,"text":"ofr95203B - 1995 - Digital bedrock geologic map of the Cavendish Quadrangle, Vermont","interactions":[],"lastModifiedDate":"2013-02-11T14:35:35","indexId":"ofr95203B","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"95-203","chapter":"B","title":"Digital bedrock geologic map of the Cavendish Quadrangle, Vermont","language":"ENGLISH","publisher":"U.S. Geological Survey,","doi":"10.3133/ofr95203B","collaboration":"The USGS does not support this software or technical questions for the software associated with the publication.","usgsCitation":"Ratcliffe, N.M., 1995, Digital bedrock geologic map of the Cavendish Quadrangle, Vermont: U.S. Geological Survey Open-File Report 95-203, 2 computer disks ;3 1/2 in., https://doi.org/10.3133/ofr95203B.","productDescription":"2 computer disks ;3 1/2 in.","costCenters":[],"links":[{"id":153299,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/usgs_thumb.jpg"},{"id":267213,"type":{"id":4,"text":"Application Site"},"url":"https://pubs.usgs.gov/of/1995/0203b/application.zip"}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4a9ae4b07f02db65d5a9","contributors":{"authors":[{"text":"Ratcliffe, Nicholas M. 0000-0002-7922-5784 nratclif@usgs.gov","orcid":"https://orcid.org/0000-0002-7922-5784","contributorId":4167,"corporation":false,"usgs":true,"family":"Ratcliffe","given":"Nicholas","email":"nratclif@usgs.gov","middleInitial":"M.","affiliations":[],"preferred":true,"id":182892,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":25734,"text":"wri944041 - 1995 - Reconnaissance investigation of water quality, bottom sediment, and biota associated with irrigation drainage in the Dolores Project area, southwestern Colorado and southeastern Utah, 1990-91","interactions":[],"lastModifiedDate":"2012-02-02T00:08:13","indexId":"wri944041","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":342,"text":"Water-Resources Investigations Report","code":"WRI","active":false,"publicationSubtype":{"id":5}},"seriesNumber":"94-4041","title":"Reconnaissance investigation of water quality, bottom sediment, and biota associated with irrigation drainage in the Dolores Project area, southwestern Colorado and southeastern Utah, 1990-91","docAbstract":"Water, bottom-sediment, and biota samples were collected in 1990-91 to identify water-quality problems associated with irrigation drainage in the Dolores Project area. Concentrations of cadmium, mercury, and selenium in some water samples exceeded aquatic-life criteria. Selenium was associated with irrigaton drainage from the Dolores Project, but other trace elements may be transported into the area in the irrigation water supply. Selenium concentrations exceeded the chronic aquatic-life criterion in water samples from lower McElmo Creek and Navajo Wash, which drain the Montezuma Valley, from newly irrigated areas, and from the Mancos River. The maximum selenium con- centration in water was 88 micrograms per liter from Navajo Wash. Concentrations of herbicides in water were less than concentrations harmful to aquatic life. Selenium concentrations in four bottom-sediment samples exceeded the baseline concentrations for soils in the Western United States. The largest selenium concentrations in biota were in samples from Navajo Wash, from newly irrigated areas north of the Montezuma Valley, and from the Mancos River basin. Selenium concentrations in aquatic-invertebrate samples from the newly irrigated areas exceeded a guideline for food items consumed by fish and wildlife. Selenium concen- trations in whole-body suckers were larger in the San Juan River downstream from the Dolores Project than upstream from the project at Four Corners. Selenium concentrations in fathead minnow samples from two sites were at adverse-effect levels. Mercury concentrations in warm-water game fish in reservoirs in the study area may be of concern to human health. Some concentrations of other trace elements exceeded background concentrations, but the concentrations were not toxicologically significant or the toxicologic significance is not known.","language":"ENGLISH","publisher":"U.S. Geological Survey :\r\nUSGS Earth Science Information Center, Open-File Reports Section [distributor],","doi":"10.3133/wri944041","usgsCitation":"Butler, D.L., Krueger, R.P., Osmundson, B.C., and Jensen, E., 1995, Reconnaissance investigation of water quality, bottom sediment, and biota associated with irrigation drainage in the Dolores Project area, southwestern Colorado and southeastern Utah, 1990-91: U.S. Geological Survey Water-Resources Investigations Report 94-4041, ix, 126 p. :ill., maps ;28 cm., https://doi.org/10.3133/wri944041.","productDescription":"ix, 126 p. :ill., maps ;28 cm.","costCenters":[],"links":[{"id":157012,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/wri/1994/4041/report-thumb.jpg"},{"id":54496,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/wri/1994/4041/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4a4be4b07f02db625980","contributors":{"authors":[{"text":"Butler, D. L.","contributorId":36967,"corporation":false,"usgs":true,"family":"Butler","given":"D.","email":"","middleInitial":"L.","affiliations":[],"preferred":false,"id":194850,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Krueger, R. P.","contributorId":8890,"corporation":false,"usgs":true,"family":"Krueger","given":"R.","email":"","middleInitial":"P.","affiliations":[],"preferred":false,"id":194847,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Osmundson, B. C.","contributorId":15655,"corporation":false,"usgs":true,"family":"Osmundson","given":"B.","email":"","middleInitial":"C.","affiliations":[],"preferred":false,"id":194848,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Jensen, E.G.","contributorId":19962,"corporation":false,"usgs":true,"family":"Jensen","given":"E.G.","email":"","affiliations":[],"preferred":false,"id":194849,"contributorType":{"id":1,"text":"Authors"},"rank":4}]}}
,{"id":25473,"text":"wri944022 - 1995 - Environmental and hydrologic setting of the Ozark Plateaus study unit, Arkansas, Kansas, Missouri, and Oklahoma","interactions":[],"lastModifiedDate":"2016-08-09T15:52:22","indexId":"wri944022","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":342,"text":"Water-Resources Investigations Report","code":"WRI","active":false,"publicationSubtype":{"id":5}},"seriesNumber":"94-4022","title":"Environmental and hydrologic setting of the Ozark Plateaus study unit, Arkansas, Kansas, Missouri, and Oklahoma","docAbstract":"<p>The environmental and hydrologic setting of the Ozark Plateaus National Water-Quality Assessment (NAWQA) study unit and the factors that affect water quality are described in this report. The primary natural and cultural features that affect water- quality characteristics and the potential for future water-quality problems are described. These environmental features include climate, physio- graphy, geology, soils, population, land use, water use, and surface- and ground-water flow systems. The study-unit area is approximately 47,600 square miles and includes most of the Ozark Plateaus Province and parts of the adjacent Osage Plains and Mississippi Alluvial Plain in parts of Arkansas, Kansas, Missouri, and Oklahoma. The geology is characterized by basement igneous rocks overlain by a thick sequence of dolomites, limestones, sandstones, and shales of Paleozoic age. Land use in the study unit is predominantly pasture and forest in the southeastern part, and pasture and cropland in the northwestern part. All or part of the White, Neosho-lllinois, Osage, Gasconade, Meramec, St. Francis, and Black River Basins are within the study unit. Streams in the Boston Mountains contain the least mineralized water, and those in the Osage Plains contain the most mineralized water. The study unit contains eight hydrogeologic units including three major aquifers--the Springfield Plateau, Ozark, and St. Francois aquifers. Streams and aquifers in the study unit generally contain calcium or calcium-magnesium bicarbonate waters. Ground- and surface-water interactions are greatest in the Salem and Springfield Plateaus and least in the Boston Mountains and Osage Plains. Geology, land use, and population probably are the most important environmental factors that affect water quality.</p>","language":"ENGLISH","publisher":"U.S. Geological Survey ;\r\nOpen-File Reports Section [distributor],","doi":"10.3133/wri944022","usgsCitation":"Adamski, J.C., Petersen, J., Freiwald, D.A., and Davis, J., 1995, Environmental and hydrologic setting of the Ozark Plateaus study unit, Arkansas, Kansas, Missouri, and Oklahoma: U.S. Geological Survey Water-Resources Investigations Report 94-4022, vi, 69 p. : ill., maps ; 28 cm., https://doi.org/10.3133/wri944022.","productDescription":"vi, 69 p. : ill., maps ; 28 cm.","onlineOnly":"N","additionalOnlineFiles":"N","costCenters":[{"id":396,"text":"Missouri Water Science Center","active":true,"usgs":true}],"links":[{"id":123754,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/wri_94_4022.jpg"},{"id":1843,"rank":100,"type":{"id":15,"text":"Index Page"},"url":"https://pubs.usgs.gov/wri/wri944022/","linkFileType":{"id":5,"text":"html"}}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4a14e4b07f02db6024de","contributors":{"authors":[{"text":"Adamski, James C.","contributorId":20316,"corporation":false,"usgs":true,"family":"Adamski","given":"James","email":"","middleInitial":"C.","affiliations":[],"preferred":false,"id":193829,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Petersen, James C. petersen@usgs.gov","contributorId":2437,"corporation":false,"usgs":true,"family":"Petersen","given":"James C.","email":"petersen@usgs.gov","affiliations":[{"id":129,"text":"Arkansas Water Science Center","active":true,"usgs":true}],"preferred":false,"id":193827,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Freiwald, David A. freiwald@usgs.gov","contributorId":226,"corporation":false,"usgs":true,"family":"Freiwald","given":"David","email":"freiwald@usgs.gov","middleInitial":"A.","affiliations":[],"preferred":true,"id":193826,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Davis, Jerri V. jdavis@usgs.gov","contributorId":2667,"corporation":false,"usgs":true,"family":"Davis","given":"Jerri V.","email":"jdavis@usgs.gov","affiliations":[{"id":396,"text":"Missouri Water Science Center","active":true,"usgs":true}],"preferred":false,"id":193828,"contributorType":{"id":1,"text":"Authors"},"rank":4}]}}
,{"id":20465,"text":"ofr9546 - 1995 - A bibliography of geomorphometry, the quantitative representation of topography; Supplement 1.0","interactions":[],"lastModifiedDate":"2012-02-02T00:07:42","indexId":"ofr9546","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"95-46","title":"A bibliography of geomorphometry, the quantitative representation of topography; Supplement 1.0","language":"ENGLISH","publisher":"U.S. Geological Survey,","doi":"10.3133/ofr9546","usgsCitation":"Pike, R.J., 1995, A bibliography of geomorphometry, the quantitative representation of topography; Supplement 1.0: U.S. Geological Survey Open-File Report 95-46, 30 p. ;28 cm., https://doi.org/10.3133/ofr9546.","productDescription":"30 p. ;28 cm.","costCenters":[],"links":[{"id":153344,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1995/0046/report-thumb.jpg"},{"id":50004,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1995/0046/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"53cd4974e4b0b290850ef2f9","contributors":{"authors":[{"text":"Pike, Richard J. rpike@usgs.gov","contributorId":5753,"corporation":false,"usgs":true,"family":"Pike","given":"Richard","email":"rpike@usgs.gov","middleInitial":"J.","affiliations":[],"preferred":true,"id":182700,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":38214,"text":"pp1538P - 1995 - High-resolution, shallow, seismic reflection surveys of the Northwest Reelfoot Rift boundary near Marston, Missouri","interactions":[],"lastModifiedDate":"2012-02-02T00:10:01","indexId":"pp1538P","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":331,"text":"Professional Paper","code":"PP","onlineIssn":"2330-7102","printIssn":"1044-9612","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"1538","chapter":"P","title":"High-resolution, shallow, seismic reflection surveys of the Northwest Reelfoot Rift boundary near Marston, Missouri","language":"ENGLISH","doi":"10.3133/pp1538P","usgsCitation":"Odum, J.K., Luzietti, E.A., Stephenson, W.J., Shedlock, K.M., and Michael, J.A., 1995, High-resolution, shallow, seismic reflection surveys of the Northwest Reelfoot Rift boundary near Marston, Missouri: U.S. Geological Survey Professional Paper 1538, p. P1-P18, https://doi.org/10.3133/pp1538P.","productDescription":"p. P1-P18","costCenters":[],"links":[{"id":119216,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/pp/1538p/report-thumb.jpg"},{"id":64517,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/pp/1538p/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4ae1e4b07f02db68874f","contributors":{"authors":[{"text":"Odum, J. K.","contributorId":105705,"corporation":false,"usgs":true,"family":"Odum","given":"J.","email":"","middleInitial":"K.","affiliations":[],"preferred":false,"id":219351,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Luzietti, E. A.","contributorId":52626,"corporation":false,"usgs":true,"family":"Luzietti","given":"E.","email":"","middleInitial":"A.","affiliations":[],"preferred":false,"id":219348,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Stephenson, W. J.","contributorId":87982,"corporation":false,"usgs":true,"family":"Stephenson","given":"W.","email":"","middleInitial":"J.","affiliations":[],"preferred":false,"id":219350,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Shedlock, K. M.","contributorId":72805,"corporation":false,"usgs":true,"family":"Shedlock","given":"K.","email":"","middleInitial":"M.","affiliations":[],"preferred":false,"id":219349,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Michael, J. A.","contributorId":48567,"corporation":false,"usgs":true,"family":"Michael","given":"J.","email":"","middleInitial":"A.","affiliations":[],"preferred":false,"id":219347,"contributorType":{"id":1,"text":"Authors"},"rank":5}]}}
,{"id":31873,"text":"ofr9510 - 1995 - Geologic map of Kious Spring and Garrison 7.5' quadrangles, White Pine County, Nevada and Millard County, Utah","interactions":[],"lastModifiedDate":"2012-02-02T00:09:04","indexId":"ofr9510","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"95-10","title":"Geologic map of Kious Spring and Garrison 7.5' quadrangles, White Pine County, Nevada and Millard County, Utah","language":"ENGLISH","doi":"10.3133/ofr9510","usgsCitation":"McGrew, A., and Brown, E., 1995, Geologic map of Kious Spring and Garrison 7.5' quadrangles, White Pine County, Nevada and Millard County, Utah: U.S. Geological Survey Open-File Report 95-10, 21 p., 3 over-size sheets; sheets 1-2, scale 1:24,000 (1 inch = 2,000 feet). , https://doi.org/10.3133/ofr9510.","productDescription":"21 p., 3 over-size sheets; sheets 1-2, scale 1:24,000 (1 inch = 2,000 feet). ","costCenters":[],"links":[{"id":108929,"rank":700,"type":{"id":15,"text":"Index Page"},"url":"https://ngmdb.usgs.gov/Prodesc/proddesc_18372.htm","linkFileType":{"id":5,"text":"html"},"description":"18372"},{"id":160221,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1995/0010/report-thumb.jpg"},{"id":60062,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1995/0010/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"scale":"24000","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4b13e4b07f02db6a30b6","contributors":{"authors":[{"text":"McGrew, A.J.","contributorId":52616,"corporation":false,"usgs":true,"family":"McGrew","given":"A.J.","email":"","affiliations":[],"preferred":false,"id":207139,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Brown, E.L.","contributorId":106169,"corporation":false,"usgs":true,"family":"Brown","given":"E.L.","email":"","affiliations":[],"preferred":false,"id":207140,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":1015656,"text":"1015656 - 1995 - Ebb and flow of encroachment by nonnative rainbow trout in a small stream in the southern Appalachian Mountains","interactions":[],"lastModifiedDate":"2026-04-03T16:35:07.956979","indexId":"1015656","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":3624,"text":"Transactions of the American Fisheries Society","active":true,"publicationSubtype":{"id":10}},"title":"Ebb and flow of encroachment by nonnative rainbow trout in a small stream in the southern Appalachian Mountains","docAbstract":"<p><span id=\"_mce_caret\" data-mce-bogus=\"1\" data-mce-type=\"format-caret\"><span>Brook trout&nbsp;</span><i>Salvelinus fontinalis</i><span>&nbsp;is the native salmonid species of streams in the southern Appalachian Mountains. The present distribution of this species, once widespread from headwaters to lower reaches of large streams, is restricted to mostly headwater areas. Changes in the distribution of native brook trout in the presence ofˈ nonnative rainbow trout&nbsp;</span><i>Oncorhynchus mykiss</i><span>&nbsp;have been documented in Great Smoky Mountains National Park. When rainbow trout were first found in a tributary (Rock Creek) in the park in 1979, a study was begun to assess changes through time in distribution and abundance of rainbow trout in Rock Creek and to compare the brook trout and rainbow trout associations in Rock Creek with associations found in other park streams. Abundance of brook trout was low in the downstream sections of Rock Creek in 1979–1993. Brook trout abundance was highest in the steep‐gradient, pool‐dominated headwater section which was only 2 km from the confluence of Rock Creek and Cosby Creek. Rainbow trout were present in low densities in Rock Creek during the same period. Although rainbow trout were most abundant in the lower stream sections and never found in the headwater section, adult and age‐0 rainbow trout were found in the middle section in 1988. Rainbow trout were absent in the middle section in 1991, but one large adult rainbow trout was present in the section in 1992 and 1993. Floods, freshets, and periods of low stream discharge appeared to play an important role in the distribution and population structure of rainbow trout in Rock Creek. The lower portion of Rock Creek was poor trout habitat because the sections were dominated by cobble–rubble substrate and shallow riffle areas. Stream habitat appeared to be better suited for brook trout than for rainbow trout in the steep‐gradient upstream sections which were dominated by boulder‐cobble substrate and deep pools. The results of this study suggest that encroachment by rainbow trout can exhibit considerable ebb and flow in steep‐gradient tributaries in the park, and they suggest substantial evolutionary adaptation by brook trout to the hydrological conditions in the Rock Creek drainage.</span></span></p>","language":"English","publisher":"American Fisheries Society","doi":"10.1577/1548-8659(1995)124<0613:EAFOEB>2.3.CO;2","usgsCitation":"Larson, G.L., Moore, S.E., and Carter, B., 1995, Ebb and flow of encroachment by nonnative rainbow trout in a small stream in the southern Appalachian Mountains: Transactions of the American Fisheries Society, v. 124, no. 4, p. 613-622, https://doi.org/10.1577/1548-8659(1995)124<0613:EAFOEB>2.3.CO;2.","productDescription":"10 p.","startPage":"613","endPage":"622","costCenters":[{"id":290,"text":"Forest and Rangeland Ecosystem Science Center","active":false,"usgs":true}],"links":[{"id":134071,"rank":1,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","state":"North Carolina, Tennessee","otherGeospatial":"Great Smoky Mountains National Park","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"coordinates\": [\n          [\n            [\n              -83.89808925940474,\n              35.7816844868813\n            ],\n            [\n              -83.89808925940474,\n              35.32379248217812\n            ],\n            [\n              -83.0681166387422,\n              35.32379248217812\n            ],\n            [\n              -83.0681166387422,\n              35.7816844868813\n            ],\n            [\n              -83.89808925940474,\n              35.7816844868813\n            ]\n          ]\n        ],\n        \"type\": \"Polygon\"\n      }\n    }\n  ]\n}","volume":"124","issue":"4","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4a4de4b07f02db626d4e","contributors":{"authors":[{"text":"Larson, Gary L. gary_l._larson@usgs.gov","contributorId":2990,"corporation":false,"usgs":true,"family":"Larson","given":"Gary","email":"gary_l._larson@usgs.gov","middleInitial":"L.","affiliations":[],"preferred":true,"id":323041,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Moore, S. E.","contributorId":106829,"corporation":false,"usgs":true,"family":"Moore","given":"S.","email":"","middleInitial":"E.","affiliations":[],"preferred":false,"id":323042,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Carter, Bart","contributorId":367837,"corporation":false,"usgs":false,"family":"Carter","given":"Bart","affiliations":[{"id":35484,"text":"National Park Service, Great Smoky Mountains National Park","active":true,"usgs":false}],"preferred":false,"id":958685,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":21395,"text":"ofr94547 - 1995 - Analytical results from an environmental investigation of six sites on Kirtland Air Force Base, New Mexico, 1993-94","interactions":[],"lastModifiedDate":"2012-02-02T00:07:48","indexId":"ofr94547","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"94-547","title":"Analytical results from an environmental investigation of six sites on Kirtland Air Force Base, New Mexico, 1993-94","docAbstract":"The six sites investigated include silver recovery units; a buried caustic drain line; a neutralization pit; an evaporation/infiltration pond; the Manzano fire training area; and a waste oil underground storage tank. Environmental samples of soil, pond sediment, soil gas, and water and gas in floor drains were collected and analyzed. Field quality-control samples were also collected and analyzed in association with the environmental samples. The six sites were investigated because past or current activities could have resulted in contamination of soil, pond sediment, or water and sediment in drains.","language":"ENGLISH","publisher":"U.S. Geological Survey, Water Resources Division, [New Mexico District] ;\r\nCan be purchased from U.S. Geological Survey, Earth Science Information Center, Open-file Reports Section,","doi":"10.3133/ofr94547","usgsCitation":"Wilcox, R., 1995, Analytical results from an environmental investigation of six sites on Kirtland Air Force Base, New Mexico, 1993-94: U.S. Geological Survey Open-File Report 94-547, iv, 55 p. :ill., maps ;28 cm., https://doi.org/10.3133/ofr94547.","productDescription":"iv, 55 p. :ill., maps ;28 cm.","costCenters":[],"links":[{"id":154041,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1994/0547/report-thumb.jpg"},{"id":50964,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1994/0547/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4ac9e4b07f02db67c9d1","contributors":{"authors":[{"text":"Wilcox, Ralph","contributorId":9679,"corporation":false,"usgs":true,"family":"Wilcox","given":"Ralph","email":"","affiliations":[],"preferred":false,"id":184353,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":25534,"text":"wri944127 - 1995 - Geohydrology, water quality, and nitrogen geochemistry in the saturated and unsaturated zones beneath various land uses, Riverside and San Bernardino counties, California, 1991-93","interactions":[],"lastModifiedDate":"2018-04-12T12:17:48","indexId":"wri944127","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":342,"text":"Water-Resources Investigations Report","code":"WRI","active":false,"publicationSubtype":{"id":5}},"seriesNumber":"94-4127","title":"Geohydrology, water quality, and nitrogen geochemistry in the saturated and unsaturated zones beneath various land uses, Riverside and San Bernardino counties, California, 1991-93","docAbstract":"<p>The U.S. Geological Survey, in cooperation with the Eastern Municipal Water District, the Metropolitan Water District of Southern California, and the Orange County Water District, has completed a detailed study of the Hemet groundwater basin. The quantity of ground water stored in the basin in August 1992 is estimated to be 327,000 acre-feet. Dissolved-solids concentration ranged from 380 to 700 mg/L (milligrams per liter), except in small areas where the concentration exceeded 1,000 mg/L. Nitrate concentrations exceeded the U.S. Environmental Protection Agency Maximum Contaminant Level (MCL) of 10 mg/L nitrate (as nitrogen) in the southeastern part of the basin, in the Domenigoni Valley area, and beneath a dairy in the Diamond Valley area. </p><p>Seven sites representing selected land uses-- residential, turf grass irrigated with reclaimed water, citrus grove, irrigated farm, poultry farm, and dairy (two sites)--were selected for detailed study of nitrogen geochemistry in the unsaturated zone. For all land uses, nitrate was the dominant nitrogen species in the unsaturated zone.</p><p>Although nitrate was seasonally present in the shallow unsaturated zone beneath the residential site, it was absent at moderate depths, suggesting negligible migration of nitrate from the surface at this time. Microbial denitrification probably is occurring in the shallow unsaturated zone. High nitrate concentrations in the deep unsaturated zone (greater than 100 ft) suggest either significantly higher nitrate loading at some time in the past, or lateral movement of nitrate at depth. </p><p>Nitrate also is seasonally present in the shallow unsaturated zone beneath the reclaimed-water site, and (in contrast with the residential site), nitrate is perennially present in the deeper unsaturated zone.&nbsp;Microbial denitrification in the unsaturated zone and in the capillary fringe above the water table decreases the concentrations of nitrate in pore water to below the MCL before reaching the water table.</p><p>Pore water in the unsaturated zone beneath the citrus grove site contains very high concentrations of nitrate. Even though there are zones of microbial denitrification, nitrate seems to be migrating downward to the water table. </p><p>The presence of a shallow perched-water zone beneath the irrigated-farm site prevents the vertical movement of nitrate from the surface to the regional water table. Above the perched zone, nitrate concentrations in the unsaturated zone are variable, ranging from below the MCL to four times the MCL. Periodically, nitrate is flushed from the shallow unsaturated zone to the perched-water zone. </p><p>The unsaturated zone pore-moisture quality could not be adequately addressed because of the very dry conditions in the unsaturated zone beneath the poultry-farm site. Surficial clay deposits prevent water from percolating downward.</p><p>At the two dairy sites, nitrate loading in pore water at the surface was very high, as great as 7,000 mg/L. Microbial denitrification in the unsaturated zone causes such concentrations to decrease rapidly with depth. At a depth of 20 ft, nitrate concentration was less than 100 mg/L. In areas where the depth to water is less than 20 ft, nitrate loading to ground water can be very high, whereas in areas where depth to water is greater than 100 ft, most of the nitrate is microbially removed before reaching the water table. </p>","language":"English","publisher":"U.S. Geological Survey","doi":"10.3133/wri944127","collaboration":"Prepared in cooperation with the Eastern Municipal Water District, the Metropolitan Water District of Southern California, and the Orange County Water District","usgsCitation":"Rees, T.F., Bright, D., Fay, R.G., Christensen, A.H., Anders, R., Baharie, B.S., and Land, M.T., 1995, Geohydrology, water quality, and nitrogen geochemistry in the saturated and unsaturated zones beneath various land uses, Riverside and San Bernardino counties, California, 1991-93: U.S. Geological Survey Water-Resources Investigations Report 94-4127, vii, 267 p., https://doi.org/10.3133/wri944127.","productDescription":"vii, 267 p.","costCenters":[],"links":[{"id":54255,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/wri/1994/4127/report.pdf","linkFileType":{"id":1,"text":"pdf"}},{"id":124356,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/wri/1994/4127/report-thumb.jpg"}],"country":"United States","state":"California","county":"Riverside County, San Bernardino County","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -118.25,\n              33.5\n            ],\n            [\n              -116.5,\n              33.5\n            ],\n            [\n              -116.5,\n              34.5\n            ],\n            [\n              -118.25,\n              34.5\n            ],\n            [\n              -118.25,\n              33.5\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4b1ae4b07f02db6a8758","contributors":{"authors":[{"text":"Rees, Terry F.","contributorId":9688,"corporation":false,"usgs":true,"family":"Rees","given":"Terry","email":"","middleInitial":"F.","affiliations":[],"preferred":false,"id":194078,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Bright, Daniel J. djbright@usgs.gov","contributorId":1758,"corporation":false,"usgs":true,"family":"Bright","given":"Daniel J.","email":"djbright@usgs.gov","affiliations":[],"preferred":true,"id":194083,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Fay, Ronald G.","contributorId":78808,"corporation":false,"usgs":true,"family":"Fay","given":"Ronald","email":"","middleInitial":"G.","affiliations":[],"preferred":false,"id":194079,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Christensen, Allen H. 0000-0002-7061-5591 ahchrist@usgs.gov","orcid":"https://orcid.org/0000-0002-7061-5591","contributorId":1510,"corporation":false,"usgs":true,"family":"Christensen","given":"Allen","email":"ahchrist@usgs.gov","middleInitial":"H.","affiliations":[{"id":154,"text":"California Water Science Center","active":true,"usgs":true}],"preferred":true,"id":194081,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Anders, Robert 0000-0002-2363-9072 randers@usgs.gov","orcid":"https://orcid.org/0000-0002-2363-9072","contributorId":1210,"corporation":false,"usgs":true,"family":"Anders","given":"Robert","email":"randers@usgs.gov","affiliations":[{"id":154,"text":"California Water Science Center","active":true,"usgs":true}],"preferred":true,"id":194084,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Baharie, Brian S.","contributorId":204180,"corporation":false,"usgs":true,"family":"Baharie","given":"Brian","email":"","middleInitial":"S.","affiliations":[],"preferred":false,"id":194082,"contributorType":{"id":1,"text":"Authors"},"rank":6},{"text":"Land, Michael T. 0000-0001-5141-0307 mtland@usgs.gov","orcid":"https://orcid.org/0000-0001-5141-0307","contributorId":173276,"corporation":false,"usgs":true,"family":"Land","given":"Michael","email":"mtland@usgs.gov","middleInitial":"T.","affiliations":[{"id":154,"text":"California Water Science Center","active":true,"usgs":true}],"preferred":false,"id":194080,"contributorType":{"id":1,"text":"Authors"},"rank":7}]}}
,{"id":4986,"text":"fs15395 - 1995 - Review of sediment data in the South Platte River Basin, Colorado, 1980-92","interactions":[],"lastModifiedDate":"2017-04-20T16:50:39","indexId":"fs15395","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":313,"text":"Fact Sheet","code":"FS","onlineIssn":"2327-6932","printIssn":"2327-6916","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"153-95","title":"Review of sediment data in the South Platte River Basin, Colorado, 1980-92","docAbstract":"<p>Suspended-sediment transport and its relation to water quality are important issues in the South Platte River Basin. Most sediment enters the South Platte River during snowmelt runoff from March to June. The suspended sediment varies by particle size, concentration, and load. Suspended-sediment data in the South Platte River for water years 1980-92 are limited; therefore, only generalizations can be made concerning land use and its effects on suspended-sediment concentrations and loads in the South Platte River. More data are needed before detailed comparisons can be made.</p>","language":"English","publisher":"U.S. Geological Survey","doi":"10.3133/fs15395","usgsCitation":"Heiny, J.S., 1995, Review of sediment data in the South Platte River Basin, Colorado, 1980-92: U.S. Geological Survey Fact Sheet 153-95, 2 p., https://doi.org/10.3133/fs15395.","productDescription":"2 p.","costCenters":[{"id":191,"text":"Colorado Water Science Center","active":true,"usgs":true}],"links":[{"id":200,"rank":100,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/fs/1995/0153/fs15395.pdf","text":"Report","size":"148 KB","linkFileType":{"id":1,"text":"pdf"},"description":"FS 153-95"},{"id":121272,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/fs/1995/0153/coverthb.jpg"}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4a17e4b07f02db603fd2","contributors":{"authors":[{"text":"Heiny, Janet S.","contributorId":93468,"corporation":false,"usgs":true,"family":"Heiny","given":"Janet","email":"","middleInitial":"S.","affiliations":[],"preferred":false,"id":150242,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":29455,"text":"wri944199 - 1995 - Water resources of the Grand Portage Indian Reservation, northeastern Minnesota","interactions":[],"lastModifiedDate":"2018-03-19T11:28:06","indexId":"wri944199","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":342,"text":"Water-Resources Investigations Report","code":"WRI","active":false,"publicationSubtype":{"id":5}},"seriesNumber":"94-4199","title":"Water resources of the Grand Portage Indian Reservation, northeastern Minnesota","docAbstract":"<p>The Grand Portage Indian Reservation Tribal Council needs information about the availability and quality of the ground water in the Reservation to develop, protect, and manage this resource for future use. The U.S. Geological Survey, in cooperation with the Grand Portage Indian Reservation Tribal Council, did a three-year study of the ground water in the Reservation to provide this needed information. This report presents the results of that study.</p>\n<p>Presently, ground water from bedrock is the principal source of supply for municipal, commercial, and residential water use. The bedrock aquifers are the (1) North Shore Volcanic Group basalt, (2) Keweenawan Volcanic and intrusive rocks, which are gabbro and diabase, and (3) Rove Formation argillite, slate, and graywacke. Sand and gravel aquifers are a small source of ground water.</p>\n<p>The storage coefficient of the bedrock aquifers was estimated to be 1 x 10<sup>-4</sup>, which is a small value typical of confined, fractured rock aquifers. The median estimate of transmissivity determined from data for 17 wells completed in bedrock was 20 feet squared per day; the range was from 3 to 500 feet squared per day. Reported yield of 19 wells completed in bedrock had a range of 1 to 100 gallons per minute and a median of 7 gallons per minute. The median yield of 11 wells completed in the North Shore Volcanic Group was 16 gallons per minute; the median yield of 8 wells completed in the Keweenawan Volcanic and intrusive rocks and Rove Formation was 4 gallons per minute.</p>\n<p>Geophysical logs and televiewer images of two wells completed in bedrock indicated the boreholes penetrated many fractures. Hydrofracturing of the two wells increased their yield from about 0.05 and 0.25 gallons per minute to about 1.5 and 1.2 gallons per minute, respectively. Although the estimated yield from the two wells was increased by 30 and by nearly 5 times after hydrofracturing, the well yield after hydrofracturing was still small.</p>\n<p>Water types determined from analyses of water from nine wells completed in bedrock were sodium-chloride, calcium-chloride, sodium-bicarbonate, and calcium-bicarbonate. Water from three wells had concentrations of dissolved solids (800 to 3,110 milligrams per liter) and dissolved chloride (410 to 1,600 milligrams per liter) that were higher than their respective Secondary Maximum Contaminant Levels of 500 and 250 milligrams per liter established by the U.S. Environmental Protection Agency. Water from two wells had concentrations of dissolved iron (1,600 and 1,300 micrograms per liter) that were higher than the Secondary Maximum Contaminant Level of 300 micrograms per liter. Water from an observation well located about 200 feet downgradient from an abandoned landfill and screened from 79 to 84 feet below land surface in a gravel aquifer had a trace amount of toluene (0.2 micrograms per liter). The presence of toluene suggested possible contamination.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Mounds View, MN","doi":"10.3133/wri944199","collaboration":"Prepared in cooperation with the Grand Portage Indian Reservation Tribal Council","usgsCitation":"Ruhl, J.F., 1995, Water resources of the Grand Portage Indian Reservation, northeastern Minnesota: U.S. Geological Survey Water-Resources Investigations Report 94-4199, vi, 28 p., https://doi.org/10.3133/wri944199.","productDescription":"vi, 28 p.","onlineOnly":"N","additionalOnlineFiles":"N","costCenters":[{"id":392,"text":"Minnesota Water Science Center","active":true,"usgs":true}],"links":[{"id":124164,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/wri/1994/4199/report-thumb.jpg"},{"id":58300,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/wri/1994/4199/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"country":"United 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,{"id":17997,"text":"ofr95107 - 1995 - Irrigated croplands, estimated pumpage, and water-level changes in Diamond Valley, Eureka and Elko counties, Nevada, through 1990","interactions":[],"lastModifiedDate":"2012-02-02T00:07:20","indexId":"ofr95107","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"95-107","title":"Irrigated croplands, estimated pumpage, and water-level changes in Diamond Valley, Eureka and Elko counties, Nevada, through 1990","language":"ENGLISH","publisher":"U.S. Geological Survey ;\r\nEarth Science Information Center, Open-File Reports Section [distributor],","doi":"10.3133/ofr95107","usgsCitation":"Arteaga, F.E., Smith, J.L., and Harrill, J.R., 1995, Irrigated croplands, estimated pumpage, and water-level changes in Diamond Valley, Eureka and Elko counties, Nevada, through 1990: U.S. Geological Survey Open-File Report 95-107, iv, 68 p. :ill., maps (some col.) ;28 cm., https://doi.org/10.3133/ofr95107.","productDescription":"iv, 68 p. :ill., maps (some col.) ;28 cm.","costCenters":[],"links":[{"id":149918,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1995/0107/report-thumb.jpg"},{"id":19345,"rank":400,"type":{"id":17,"text":"Plate"},"url":"https://pubs.usgs.gov/of/1995/0107/plate-1.pdf","linkFileType":{"id":1,"text":"pdf"}},{"id":47237,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1995/0107/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4aa7e4b07f02db66727d","contributors":{"authors":[{"text":"Arteaga, Freddy E.","contributorId":73601,"corporation":false,"usgs":true,"family":"Arteaga","given":"Freddy","email":"","middleInitial":"E.","affiliations":[],"preferred":false,"id":178351,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Smith, J. LaRue jlsmith@usgs.gov","contributorId":1863,"corporation":false,"usgs":true,"family":"Smith","given":"J.","email":"jlsmith@usgs.gov","middleInitial":"LaRue","affiliations":[],"preferred":true,"id":178350,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Harrill, James R.","contributorId":99533,"corporation":false,"usgs":true,"family":"Harrill","given":"James","email":"","middleInitial":"R.","affiliations":[],"preferred":false,"id":178352,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":38213,"text":"pp1538L - 1995 - Gravity of the New Madrid seismic zone; a preliminary study","interactions":[],"lastModifiedDate":"2012-02-02T00:10:01","indexId":"pp1538L","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":331,"text":"Professional Paper","code":"PP","onlineIssn":"2330-7102","printIssn":"1044-9612","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"1538","chapter":"L","title":"Gravity of the New Madrid seismic zone; a preliminary study","docAbstract":"In the winter of 1811-12, three of the largest historic earthquakes in the United States occurred near New Madrid, Mo. Seismicity continues to the present day throughout a tightly clustered pattern of epicenters centered on the bootheel of Missouri, including parts of northeastern Arkansas, northwestern Tennessee, western Kentucky, and southern Illinois. In 1990, the New Madrid seismic zone/Central United States became the first seismically active region east of the Rocky Mountains to be designated a priority research area within the National Earthquake Hazards Reduction Program (NEHRP). This Professional Paper is a collection of papers, some published separately, presenting results of the newly intensified research program in this area. Major components of this research program include tectonic framework studies, seismicity and deformation monitoring and modeling, improved seismic hazard and risk assessments, and cooperative hazard mitigation studies.","language":"ENGLISH","doi":"10.3133/pp1538L","usgsCitation":"Langenheim, V., 1995, Gravity of the New Madrid seismic zone; a preliminary study: U.S. Geological Survey Professional Paper 1538, p. L1-L18, https://doi.org/10.3133/pp1538L.","productDescription":"p. L1-L18","costCenters":[],"links":[{"id":123915,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/pp/1538l/report-thumb.jpg"},{"id":64516,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/pp/1538l/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4b12e4b07f02db6a24ca","contributors":{"authors":[{"text":"Langenheim, V.E. 0000-0003-2170-5213","orcid":"https://orcid.org/0000-0003-2170-5213","contributorId":54956,"corporation":false,"usgs":true,"family":"Langenheim","given":"V.E.","affiliations":[{"id":312,"text":"Geology, Minerals, Energy, and Geophysics Science Center","active":true,"usgs":true}],"preferred":false,"id":219346,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":38212,"text":"pp1386C - 1995 - Glaciers of Greenland","interactions":[{"subject":{"id":38212,"text":"pp1386C - 1995 - Glaciers of Greenland","indexId":"pp1386C","publicationYear":"1995","noYear":false,"chapter":"C","title":"Glaciers of Greenland"},"predicate":"IS_PART_OF","object":{"id":70042384,"text":"pp1386 - 1988 - Satellite image atlas of glaciers of the world","indexId":"pp1386","publicationYear":"1988","noYear":false,"title":"Satellite image atlas of glaciers of the world"},"id":1}],"isPartOf":{"id":70042384,"text":"pp1386 - 1988 - Satellite image atlas of glaciers of the world","indexId":"pp1386","publicationYear":"1988","noYear":false,"title":"Satellite image atlas of glaciers of the world"},"lastModifiedDate":"2024-10-02T15:17:21.732053","indexId":"pp1386C","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":331,"text":"Professional Paper","code":"PP","onlineIssn":"2330-7102","printIssn":"1044-9612","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"1386","chapter":"C","title":"Glaciers of Greenland","docAbstract":"Landsat imagery, combined with aerial photography, sketch maps, and diagrams, is used as the basis for a description of the geography, climatology, and glaciology, including mass balance, variation, and hazards, of the Greenland ice sheet and local ice caps and glaciers. The Greenland ice sheet, with an estimated area of 1,736,095+/-100 km2 and volume of 2,600,000 km3, is the second largest glacier on the planet and the largest relict of the Ice Age in the Northern Hemisphere. Greenland also has 48,599+/-100 km2 of local ice caps and other types of glaciers in coastal areas and islands beyond the margin of the ice sheet.","largerWorkType":{"id":18,"text":"Report"},"largerWorkTitle":"Satellite image atlas of glaciers of the World (Professional Paper 1386)","largerWorkSubtype":{"id":5,"text":"USGS Numbered Series"},"language":"English","publisher":"U.S. Geological Survey","doi":"10.3133/pp1386C","usgsCitation":"Weidick, A., Williams, R.S., and Ferrigno, J.G., 1995, Glaciers of Greenland (Version 1.0): U.S. Geological Survey Professional Paper 1386, Report: xii, 141 p.; 1 Plate: 27.86 x 49.14 inches, https://doi.org/10.3133/pp1386C.","productDescription":"Report: xii, 141 p.; 1 Plate: 27.86 x 49.14 inches","costCenters":[{"id":241,"text":"Eastern Energy Resources Science Center","active":true,"usgs":true}],"links":[{"id":123899,"rank":1,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/pp_1386_c.jpg"},{"id":3487,"rank":2,"type":{"id":15,"text":"Index Page"},"url":"https://pubs.usgs.gov/pp/p1386c/","linkFileType":{"id":5,"text":"html"}}],"country":"Greenland","geographicExtents":"{\"type\":\"FeatureCollection\",\"features\":[{\"type\":\"Feature\",\"geometry\":{\"type\":\"Polygon\",\"coordinates\":[[[-46.76379,82.62796],[-43.40644,83.22516],[-39.89753,83.18018],[-38.62214,83.54905],[-35.08787,83.64513],[-27.10046,83.51966],[-20.84539,82.72669],[-22.69182,82.34165],[-26.51753,82.29765],[-31.9,82.2],[-31.39646,82.02154],[-27.85666,82.13178],[-24.84448,81.78697],[-22.90328,82.09317],[-22.07175,81.73449],[-23.16961,81.15271],[-20.62363,81.52462],[-15.76818,81.91245],[-12.77018,81.71885],[-12.20855,81.29154],[-16.28533,80.58004],[-16.85,80.35],[-20.04624,80.17708],[-17.73035,80.12912],[-18.9,79.4],[-19.70499,78.75128],[-19.67353,77.63859],[-18.47285,76.98565],[-20.03503,76.94434],[-21.67944,76.62795],[-19.83407,76.09808],[-19.59896,75.24838],[-20.66818,75.15585],[-19.37281,74.29561],[-21.59422,74.22382],[-20.43454,73.81713],[-20.76234,73.46436],[-22.17221,73.30955],[-23.56593,73.30663],[-22.31311,72.62928],[-22.29954,72.18409],[-24.27834,72.59788],[-24.79296,72.3302],[-23.44296,72.08016],[-22.13281,71.46898],[-21.75356,70.66369],[-23.53603,70.471],[-24.30702,70.85649],[-25.54341,71.43094],[-25.20135,70.75226],[-26.36276,70.22646],[-23.72742,70.18401],[-22.34902,70.12946],[-25.02927,69.2588],[-27.74737,68.47046],[-30.67371,68.12503],[-31.77665,68.12078],[-32.81105,67.73547],[-34.20196,66.67974],[-36.35284,65.9789],[-37.04378,65.93768],[-38.37505,65.69213],[-39.81222,65.45848],[-40.66899,64.83997],[-40.68281,64.13902],[-41.1887,63.48246],[-42.81938,62.68233],[-42.41666,61.90093],[-42.86619,61.07404],[-43.3784,60.09772],[-44.7875,60.03676],[-46.26364,60.85328],[-48.26294,60.85843],[-49.23308,61.40681],[-49.90039,62.38336],[-51.63325,63.62691],[-52.14014,64.27842],[-52.27659,65.1767],[-53.66166,66.09957],[-53.30161,66.8365],[-53.96911,67.18899],[-52.9804,68.35759],[-51.47536,68.72958],[-51.08041,69.14781],[-50.87122,69.9291],[-52.01358,69.57492],[-52.55792,69.42616],[-53.45629,69.28363],[-54.68336,69.61003],[-54.75001,70.28932],[-54.35884,70.82131],[-53.43131,70.83576],[-51.39014,70.56978],[-53.10937,71.20485],[-54.00422,71.54719],[-55,71.40654],[-55.83468,71.65444],[-54.71819,72.58625],[-55.32634,72.95861],[-56.12003,73.64977],[-57.32363,74.71026],[-58.59679,75.09861],[-58.58516,75.51727],[-61.26861,76.10238],[-63.39165,76.1752],[-66.06427,76.13486],[-68.50438,76.06141],[-69.66485,76.37975],[-71.40257,77.00857],[-68.77671,77.32312],[-66.76397,77.37595],[-71.04293,77.63595],[-73.297,78.04419],[-73.15938,78.43271],[-69.37345,78.91388],[-65.7107,79.39436],[-65.3239,79.75814],[-68.02298,80.11721],[-67.15129,80.51582],[-63.68925,81.21396],[-62.23444,81.3211],[-62.65116,81.77042],[-60.28249,82.03363],[-57.20744,82.19074],[-54.13442,82.19962],[-53.04328,81.88833],[-50.39061,82.43883],[-48.00386,82.06481],[-46.59984,81.98595],[-44.523,81.6607],[-46.9007,82.19979],[-46.76379,82.62796]]]},\"properties\":{\"name\":\"Greenland\"}}]}","edition":"Version 1.0","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4ac0e4b07f02db676d61","contributors":{"editors":[{"text":"Williams, Richard S. Jr.","contributorId":23160,"corporation":false,"usgs":true,"family":"Williams","given":"Richard S.","suffix":"Jr.","affiliations":[],"preferred":false,"id":914464,"contributorType":{"id":2,"text":"Editors"},"rank":1},{"text":"Ferrigno, Jane G. jferrign@usgs.gov","contributorId":39825,"corporation":false,"usgs":true,"family":"Ferrigno","given":"Jane","email":"jferrign@usgs.gov","middleInitial":"G.","affiliations":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true}],"preferred":false,"id":914465,"contributorType":{"id":2,"text":"Editors"},"rank":2}],"authors":[{"text":"Weidick, Anker","contributorId":344665,"corporation":false,"usgs":false,"family":"Weidick","given":"Anker","email":"","affiliations":[],"preferred":false,"id":219345,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Williams, Richard S. Jr.","contributorId":19946,"corporation":false,"usgs":true,"family":"Williams","given":"Richard","suffix":"Jr.","email":"","middleInitial":"S.","affiliations":[],"preferred":false,"id":914636,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Ferrigno, Jane G. jferrign@usgs.gov","contributorId":39825,"corporation":false,"usgs":true,"family":"Ferrigno","given":"Jane","email":"jferrign@usgs.gov","middleInitial":"G.","affiliations":[{"id":243,"text":"Eastern Geology and Paleoclimate Science Center","active":true,"usgs":true}],"preferred":false,"id":914637,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":21505,"text":"ofr9591 - 1995 - Preliminary Geologic Map of the Topanga 7.5' Quadrangle, Southern California: A Digital Database","interactions":[],"lastModifiedDate":"2012-02-10T00:10:07","indexId":"ofr9591","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"95-91","title":"Preliminary Geologic Map of the Topanga 7.5' Quadrangle, Southern California: A Digital Database","docAbstract":"INTRODUCTION\r\n\r\nThis Open-File report is a digital geologic map database. This pamphlet serves to introduce and describe the digital data. There is no paper map included in the Open-File report.\r\n\r\nThis digital map database is compiled from previously published sources combined with some new mapping and modifications in nomenclature. The geologic map database delineates map units that are identified by general age and lithology following the stratigraphic nomenclature of the U. S. Geological Survey.  For detailed descriptions of the units, their stratigraphic relations and sources of geologic mapping consult Yerkes and Campbell (1994).  More specific information about the units may be available in the original sources. \r\n\r\nThe content and character of the database and methods of obtaining it are described herein. The geologic map  database itself, consisting of three ARC coverages and  one base layer, can be obtained over the Internet or by magnetic tape copy as described below.  The processes of extracting the geologic map database from the tar file, and importing the ARC export coverages (procedure described herein), will result in the creation of an ARC workspace (directory) called 'topnga.' \r\n\r\nThe database was compiled using ARC/INFO version 7.0.3, a commercial Geographic \r\nInformation System (Environmental Systems Research Institute, Redlands, California), with  version 3.0 of the menu interface ALACARTE (Fitzgibbon and Wentworth, 1991, Fitzgibbon, 1991, Wentworth and Fitzgibbon, 1991).  It is stored in uncompressed ARC export format (ARC/INFO version 7.x) in a compressed UNIX tar (tape archive) file.  The tar file was compressed with gzip, and may be uncompressed with  gzip, which is available free of charge via the Internet from the gzip Home Page (http://w3.teaser.fr/~jlgailly/gzip). A tar  utility is required to extract the database from  the  tar file.  This utility is included in most UNIX  systems, and can be obtained free of charge via the Internet from Internet Literacy's Common Internet File Formats Webpage http://www.matisse.net/files/formats.html).  ARC/INFO export files (files with the .e00 extension) can be converted into ARC/INFO coverages in ARC/INFO (see below) and can be read by some other Geographic Information Systems, such as MapInfo via ArcLink and ESRI's ArcView (version 1.0 for Windows 3.1 to 3.11 is available for free from ESRI's web site:  http://www.esri.com).\r\n\r\n1.  Different base layer - The original digital database included separates clipped out of the Los Angeles 1:100,000 sheet.  This release includes a vectorized scan of a scale-stable negative of the Topanga 7.5 minute quadrangle.\r\n\r\n2.  Map projection - The files in the original release were in polyconic projection.  The projection used in this release is state plane, which allows for the tiling of adjacent quadrangles.\r\n\r\n3.  File compression -  The files in the original release were compressed with UNIX compression.  The files in this release are compressed with gzip.","language":"ENGLISH","publisher":"Geological Survey (U.S.)","doi":"10.3133/ofr9591","usgsCitation":"Yerkes, R., and Campbell, R.H., 1995, Preliminary Geologic Map of the Topanga 7.5' Quadrangle, Southern California: A Digital Database: U.S. Geological Survey Open-File Report 95-91, ReadMe; Data Files, https://doi.org/10.3133/ofr9591.","productDescription":"ReadMe; Data Files","additionalOnlineFiles":"Y","costCenters":[{"id":647,"text":"Western Earth Surface Processes","active":false,"usgs":true}],"links":[{"id":10098,"rank":100,"type":{"id":15,"text":"Index Page"},"url":"https://pubs.usgs.gov/of/1995/of95-091/","linkFileType":{"id":5,"text":"html"}},{"id":153749,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1995/0091/report-thumb.jpg"},{"id":51079,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1995/0091/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"scale":"1","projection":"Polyconic","geographicExtents":"{ \"type\": \"FeatureCollection\", \"features\": [ { \"type\": \"Feature\", \"properties\": {}, \"geometry\": { \"type\": \"Polygon\", \"coordinates\": [ [ [ -118.63333333333334,34 ], [ -118.63333333333334,34.117777777777775 ], [ -118.61777777777777,34.117777777777775 ], [ -118.61777777777777,34 ], [ -118.63333333333334,34 ] ] ] } } ] }","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4aafe4b07f02db66cbff","contributors":{"authors":[{"text":"Yerkes, R.F.","contributorId":105752,"corporation":false,"usgs":true,"family":"Yerkes","given":"R.F.","affiliations":[],"preferred":false,"id":184558,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Campbell, R. H.","contributorId":52160,"corporation":false,"usgs":true,"family":"Campbell","given":"R.","email":"","middleInitial":"H.","affiliations":[],"preferred":false,"id":184557,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":20715,"text":"ofr94387 - 1995 - Steady-state simulation of ground-water flow in the Blaine Aquifer, southwestern Oklahoma and northwestern Texas","interactions":[],"lastModifiedDate":"2013-09-17T15:27:58","indexId":"ofr94387","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"94-387","title":"Steady-state simulation of ground-water flow in the Blaine Aquifer, southwestern Oklahoma and northwestern Texas","docAbstract":"A generalized finite-difference model was prepared for the Blaine aquifer in southwestern Oklahoma and northwestern Texas. This report releases the model for use and modification. A grid of 1-square-mile nodes was established over the area, with 1,030 of the nodes actively simulated in the model. The steady-state model simulation used a uniform recharge rate of 2.2 inches per year and three values of hydraulic conductivity: 80, 19, and 4.7 feet per day. About 44 percent of the recharge is discharged as pumpage from wells, and the remainder is discharged to rivers and creeks within and adjacent to the study area.","language":"ENGLISH","publisher":"U.S. Geological Survey ;U.S.G.S. Earth Science Information Center, Open-File Reports Section [distributor],","doi":"10.3133/ofr94387","collaboration":"The USGS does not support this software or technical questions for the software associated with the publication.","usgsCitation":"Runkle, D.L., and McLean, J., 1995, Steady-state simulation of ground-water flow in the Blaine Aquifer, southwestern Oklahoma and northwestern Texas: U.S. Geological Survey Open-File Report 94-387, iv, 92 p. :ill., maps ;28 cm. +1 computer disk (3 1/2 in.), https://doi.org/10.3133/ofr94387.","productDescription":"iv, 92 p. :ill., maps ;28 cm. +1 computer disk (3 1/2 in.)","costCenters":[],"links":[{"id":153222,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/of/1994/0387/report-thumb.jpg"},{"id":50274,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1994/0387/report.pdf","linkFileType":{"id":1,"text":"pdf"}},{"id":277719,"type":{"id":4,"text":"Application Site"},"url":"https://pubs.usgs.gov/of/1994/0387/application.zip"}],"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4b32e4b07f02db6b4655","contributors":{"authors":[{"text":"Runkle, Donna L. dlrunkle@usgs.gov","contributorId":2556,"corporation":false,"usgs":true,"family":"Runkle","given":"Donna","email":"dlrunkle@usgs.gov","middleInitial":"L.","affiliations":[],"preferred":true,"id":183115,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"McLean, J. S.","contributorId":48589,"corporation":false,"usgs":true,"family":"McLean","given":"J. S.","affiliations":[],"preferred":false,"id":183116,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":29188,"text":"wri944077 - 1995 - Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska: Dissolved oxygen and Escherichia coli bacteria in streams during low flow, July 1988 through July 1989","interactions":[],"lastModifiedDate":"2022-09-07T21:36:00.154359","indexId":"wri944077","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":342,"text":"Water-Resources Investigations Report","code":"WRI","active":false,"publicationSubtype":{"id":5}},"seriesNumber":"94-4077","title":"Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska: Dissolved oxygen and Escherichia coli bacteria in streams during low flow, July 1988 through July 1989","docAbstract":"The 15,300-square-mile lower Kansas River Basin in Kansas and Nebraska was investigated, as one of the pilot study units of the U.S. Geological Survey's National Water-Quality Assessment (NAWQA) Program, to address a variety of water-quality issues. This report describes sanitary quality of streams as defined by concentrations of dissolved oxygen (DO) and densities of a fecal-indicator bacterium, Escherichia coli (E. coli).  Sixty-one surface-water sampling sites were chosen for this investigation. Synoptic surveys were conducted in July 1988, November 1988, March 1989, and May 1989 to define the concentrations and diel and seasonal variability in concentrations of DO. Synoptic surveys were conducted in July 1988 and July 1989 to define densities of E. coli. Ancillary data included measurements of specific conductance, pH, water temperature. barometric pressure, and concentrations of nutrients, total organic carbon, chlorophyll, and suspended sediment. Surveys were conducted during stable-flow, dry-weather conditions.  During the July 1988 synoptic survey for DO, emphasis was placed on the measurement of DO under maximum stress (high water temperature, low streamflow, and predawn conditions). Of 31 sites sampled just before dawn, 5 had DO concentrations less than the 5.0-milligrams-perliter, l-day minimum warmwater criterion for early life stages as established by the U.S. Environmental Protection Agency (USEPA), and 4 of these 5 sites had concentrations less than the 3.0-milligrams-per-liter criterion for all other life stages. For all four synoptic surveys, a total of 392 DO determinations were made, and 9 (2.3 percent) were less than water-quality criteria. Concentrations of DO less than water-quality criteria in the study unit are localized occurrences and do not reflect regional differences in DO. The most severe DO deficiencies are the result of discharges from wastewater-treatment plants into small tributary streams with inadequate assimilation capacity. Algal respiratory demand in combination with reduced physical reaeration associated with extreme low flow probably also contributes to temporary, localized deficiencies.  Densities of E. coli were determined at 57 surface-water sampling sites during the syn- optic survey in July 1988. Results indicate large regional differences in E. coli densities within the study unit. Densities orE. coli in water at 19 sites in the Big Blue River subbasin, exclusive of the Little Blue River subbasin, ranged from 120 to 260,000 col/100 mL (colonies per 100 milliliters), with a median density of 2,400 col/100 mL. Densities at the 11 sites in the Little Blue River ranged from 100 to 30,000 col/100 mL, with a median density of 940 col/100 mL. Densities at the 27 sites in the Kansas River subbasin ranged from less than 1 to 1,000 col/100 mL, with a median density of 88 col/100 mL. Densities at 84 percent of the sites in the Big Blue River subbasin exceeded the USEPA E. coli criterion of 576 col/100 mL for infrequently used full-body contact recreation, and 53 percent exceeded the 2,000 cot/I00 mL fecal coliform criterion for uses other than full-body contact established by the Kansas Department of Health and Environment. Densities at 73 percent of the sites in the Little Blue River subbasin exceeded the 576 col/100 mL E. coli criterion, and 36 percent exceeded the 2,000 col/100 mL fecal coliform criterion. Densities at one of the sites in the Kansas River subbasin exceeded the 576 col/100 mL E. coli criterion, and none exceeded the 2,000 col/100 mL fecal-coliform criterion.  The largest densities of E. coli in the study unit were the result of discharges from municipal wastewater-treatment plants; however, densities in the Big Blue and Little Blue River subbasins were generally larger than those in the Kansas River subbasin. These larger densities in the Big Blue and Little Blue River subbasins may have been the result of irrigation return flow from fields where manure was used as a soil","language":"English","publisher":"U.S. Geological Survey","doi":"10.3133/wri944077","usgsCitation":"Pope, L.M., 1995, Surface-water-quality assessment of the lower Kansas River basin, Kansas and Nebraska: Dissolved oxygen and Escherichia coli bacteria in streams during low flow, July 1988 through July 1989: U.S. Geological Survey Water-Resources Investigations Report 94-4077, vi, 102 p., https://doi.org/10.3133/wri944077.","productDescription":"vi, 102 p.","costCenters":[],"links":[{"id":58054,"rank":300,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/wri/1994/4077/report.pdf","linkFileType":{"id":1,"text":"pdf"}},{"id":159408,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/wri/1994/4077/report-thumb.jpg"},{"id":406352,"rank":3,"type":{"id":36,"text":"NGMDB Index Page"},"url":"https://ngmdb.usgs.gov/Prodesc/proddesc_47973.htm","linkFileType":{"id":5,"text":"html"}}],"country":"United States","state":"Kansas, Nebraska","otherGeospatial":"Kansas River basin","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -99,\n              38.650\n            ],\n            [\n              -94.5597,\n              38.650\n            ],\n            [\n              -94.5597,\n              41.2583\n            ],\n            [\n              -99,\n              41.2583\n            ],\n            [\n              -99,\n              38.650\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4ae5e4b07f02db68a43a","contributors":{"authors":[{"text":"Pope, L. M.","contributorId":71939,"corporation":false,"usgs":true,"family":"Pope","given":"L.","email":"","middleInitial":"M.","affiliations":[],"preferred":false,"id":201111,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":70185709,"text":"70185709 - 1995 - Virus and bacteria transport in a sandy aquifer, Cape Cod, MA","interactions":[],"lastModifiedDate":"2017-03-28T10:06:43","indexId":"70185709","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":3825,"text":"Groundwater","active":true,"publicationSubtype":{"id":10}},"title":"Virus and bacteria transport in a sandy aquifer, Cape Cod, MA","docAbstract":"<p><span>Transport of the bacteriophage PRD-1, bacteria, and latex microspheres was studied in a sandy aquifer under natural-gradient conditions. The field injection was carried out at the U.S. Geological Survey's Toxic Substances Hydrology research site on Cape Cod. The three colloids and a salt tracer (Br</span><sup>−</sup><span>) moved along the same path. There was significant attenuation of the phage, with PRD-1 peak concentrations less than 0.001 percent of Br</span><sup>−</sup><span> peaks 6 m from the source; but the low detection limit (one per ml) enabled tracking movement of the PRD-1 plume for 12 m downgradient over the 25-day experiment. Attenuation of phage was apparently due to retention on soil particles (adsorption). Attenuation of bacteria and microspheres was less, with peak concentrations 6 m from the source on the order of 10 and 0.4 percent of Br</span><sup>−</sup><span>, respectively. Injection of a high-pH pulse of water 20 days into the experiment resulted in significant remobilization of retained phage, demonstrating that attached phage remained viable, and that PRD-1 attachment to and detachment from the sandy soil particles was highly pH dependent. Phage behavior in this experiment, i.e. attenuation at pH 5.7 and rapid resuspension at pH 6–8, was consistent with that observed previously in laboratory column studies. Results illustrate that biocolloids travel in a fairly narrow plume in sandy (relatively homogeneous) media, with virus concentrations dropping below detection limit several meters away from the source; bacteria concentrations above detection limits can persist over longer distances.</span></p>","language":"English","publisher":"Wiley","doi":"10.1111/j.1745-6584.1995.tb00321.x","usgsCitation":"Bales, R.C., Li, S., Maguire, K.M., Yahya, M.T., Gerba, C.P., and Harvey, R.W., 1995, Virus and bacteria transport in a sandy aquifer, Cape Cod, MA: Groundwater, v. 33, no. 4, p. 653-661, https://doi.org/10.1111/j.1745-6584.1995.tb00321.x.","productDescription":"9 p. ","startPage":"653","endPage":"661","costCenters":[{"id":589,"text":"Toxic Substances Hydrology Program","active":true,"usgs":true}],"links":[{"id":338442,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"33","issue":"4","noUsgsAuthors":false,"publicationDate":"2005-08-04","publicationStatus":"PW","scienceBaseUri":"58db7633e4b0ee37af29e4ba","contributors":{"authors":[{"text":"Bales, Roger C.","contributorId":189659,"corporation":false,"usgs":false,"family":"Bales","given":"Roger","email":"","middleInitial":"C.","affiliations":[],"preferred":false,"id":686485,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Li, Shimin","contributorId":189923,"corporation":false,"usgs":false,"family":"Li","given":"Shimin","email":"","affiliations":[],"preferred":false,"id":686486,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Maguire, Kimberly M.","contributorId":189924,"corporation":false,"usgs":false,"family":"Maguire","given":"Kimberly","email":"","middleInitial":"M.","affiliations":[],"preferred":false,"id":686487,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Yahya, Moyasar T.","contributorId":189925,"corporation":false,"usgs":false,"family":"Yahya","given":"Moyasar","email":"","middleInitial":"T.","affiliations":[],"preferred":false,"id":686488,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Gerba, Charles P.","contributorId":189661,"corporation":false,"usgs":false,"family":"Gerba","given":"Charles","email":"","middleInitial":"P.","affiliations":[],"preferred":false,"id":686489,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Harvey, Ronald W. 0000-0002-2791-8503 rwharvey@usgs.gov","orcid":"https://orcid.org/0000-0002-2791-8503","contributorId":564,"corporation":false,"usgs":true,"family":"Harvey","given":"Ronald","email":"rwharvey@usgs.gov","middleInitial":"W.","affiliations":[{"id":5044,"text":"National Research Program - Central Branch","active":true,"usgs":true}],"preferred":true,"id":686490,"contributorType":{"id":1,"text":"Authors"},"rank":6}]}}
,{"id":6865,"text":"fs11495 - 1995 - Occurrence of the gasoline additive MTBE in shallow ground water in urban and agricultural areas","interactions":[],"lastModifiedDate":"2018-05-16T10:36:04","indexId":"fs11495","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":313,"text":"Fact Sheet","code":"FS","onlineIssn":"2327-6932","printIssn":"2327-6916","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"114-95","title":"Occurrence of the gasoline additive MTBE in shallow ground water in urban and agricultural areas","docAbstract":"<p>Methyl <i>tert</i>-butyl ether (MTBE) is a volatile organic compound (VOC) derived from natural gas that is added to gasoline either seasonally or year round in many parts of the United States to increase the octane level and to reduce carbon monoxide and ozone levels in the air. In 1993, production of MTBE ranked second among all organic chemicals manufactured in the United States. Currently, the U.S. Environmental Protection Agency (EPA) tentatively classifies MTBE as a possible human carcinogen. Health complaints related to MTBE in the air were first reported in Fairbanks, Alaska in November 1992 when about 200 residents reported problems such as headaches, dizziness, eye irritation, burning of the nose and throat, disorientation, and nausea. Similar health complaints have been registered in Anchorage, Alaska; Missoula, Montana; Milwaukee, Wisconsin; and New Jersey.</p><p>As part of the U.S. Geological Survey’s National Water-Quality Assessment (NAWQA) Program, concentrations of 60 VOCs were measured in samples from 211 shallow wells in 8 urban areas and 524 shallow wells in 20 agricultural areas. Chloroform and MTBE were the two most frequently detected VOCs. MTBE was detected in 27 percent of the urban wells and 1.3 percent of the agricultural wells. Concentrations ranged from less than the detection level of 0.2 μg/L (micrograms per liter) to as high as 23,000 μg/L. When detected, the median concentration of MTBE was 0.6 μg/L. MTBE was most frequently detected in shallow ground water in Denver, Colorado and urban areas in New England. In Denver, 79 percent of the samples from shallow urban wells had detectable concentrations of MTBE and in New England, 37 percent of the samples from urban wells had detectable concentrations. Only 3 percent of the wells sampled in urban areas had concentrations of MTBE that exceeded 20 μg/L, which is the estimated lower limit of the EPA draft drinking water health advisory level. Contaminant concentrations below the health advisory are not expected to cause any adverse effects over a lifetime of exposure. MTBE is on the EPA’s Drinking Water Priority List, which means it is a possible candidate for future regulation.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/fs11495","collaboration":"National Water Quality Assessment Program","usgsCitation":"Squillace, P.J., Pope, D.A., and Price, C.V., 1995, Occurrence of the gasoline additive MTBE in shallow ground water in urban and agricultural areas: U.S. Geological Survey Fact Sheet 114-95, 4 p., https://doi.org/10.3133/fs11495.","productDescription":"4 p.","numberOfPages":"4","onlineOnly":"Y","costCenters":[{"id":34685,"text":"Dakota Water Science Center","active":true,"usgs":true}],"links":[{"id":354123,"rank":4,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/fs/1995/0114/fs11495.pdf","text":"Report","size":"272 kB","linkFileType":{"id":1,"text":"pdf"},"description":"FS 114–95"},{"id":354122,"rank":3,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/fs/1995/0114/coverthb.jpg"}],"contact":"<p><a href=\"mailto: dc_sd@usgs.go\" data-mce-href=\"mailto: dc_sd@usgs.go\">Director</a>, <a href=\"https://sd.water.usgs.gov\" data-mce-href=\"https://sd.water.usgs.gov\">Dakota Water Science Center</a>,&nbsp;South Dakota Office<br>U.S. Geological Survey<br>1608 Mountain View Road <br>Rapid City, SD&nbsp;57702</p>","tableOfContents":"<ol><li>What is MTBE and why is it used?<br></li><li>Why is MTBE of interest?<br></li><li>What are the sources of MTBE?<br></li><li>What are the chemical properties of MTBE and its fate in the environment?<br></li><li>Where, how frequently, and at what concentrations is MTBE found in shallow ground water?<br></li><li>Do the concentrations of MTBE in ground water pose a threat to human health?<br></li><li>What are the implications of this study?<br></li></ol>","publishingServiceCenter":{"id":4,"text":"Rolla PSC"},"noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4af4e4b07f02db69219b","contributors":{"authors":[{"text":"Squillace, Paul J.","contributorId":59415,"corporation":false,"usgs":true,"family":"Squillace","given":"Paul","email":"","middleInitial":"J.","affiliations":[],"preferred":false,"id":153480,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Pope, Daryll A. dpope@usgs.gov","contributorId":3796,"corporation":false,"usgs":true,"family":"Pope","given":"Daryll","email":"dpope@usgs.gov","middleInitial":"A.","affiliations":[],"preferred":true,"id":153479,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Price, Curtis V. 0000-0002-4315-3539 cprice@usgs.gov","orcid":"https://orcid.org/0000-0002-4315-3539","contributorId":983,"corporation":false,"usgs":true,"family":"Price","given":"Curtis","email":"cprice@usgs.gov","middleInitial":"V.","affiliations":[{"id":562,"text":"South Dakota Water Science Center","active":true,"usgs":true}],"preferred":true,"id":153478,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":31874,"text":"ofr9526 - 1995 - Map showing potential metal-mine drainage hazards in Colorado, based on mineral-deposit geology","interactions":[],"lastModifiedDate":"2020-09-24T14:44:20.800501","indexId":"ofr9526","displayToPublicDate":"1995-07-01T00:00:00","publicationYear":"1995","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":"95-26","title":"Map showing potential metal-mine drainage hazards in Colorado, based on mineral-deposit geology","docAbstract":"This map, compiled by the U.S. Geological Survey (USGS) in cooperation with the Colorado Geological Survey (CGS) and the U. S. Bureau of Land Management (BLM), shows potential mine-drainage hazards that may exist in Colorado metal-mining districts, as indicated by the geologic characteristics of the mineral deposits that occur in the respective districts. It was designed to demonstrate how geologic and geochemical information can be used on a regional scale to help assess the potential for mining-related and natural drainage problems in mining districts, unmined mineralized areas, and surrounding watersheds. The map also provides information on the distribution of different mineral deposit types across Colorado. A GIS (Geographic Information System) format was used to integrate geologic, geochemical, water-quality, climate, landuse, and ecological data from diverse sources. Likely mine-drainage signatures were defined for each mining district based on: (1) a review of the geologic characteristics of the mining district, including mineralogy, trace-element content, host-rock lithology, and wallrock alteration, and; (2) results of site specific studies on the geologic controls on mine-drainage composition.","language":"English","doi":"10.3133/ofr9526","usgsCitation":"Plumlee, G.S., Streufert, R.K., Smith, K.S., Smith, S.M., Wallace, A.R., Toth, M.I., Nash, J.T., Robinson, R.A., Ficklin, W.H., and Lee, G.K., 1995, Map showing potential metal-mine drainage hazards in Colorado, based on mineral-deposit geology (Version 1.0): U.S. Geological Survey Open-File Report 95-26, Report: 11 p.; 1 Sheet: 44.00 x 34.00 inches, https://doi.org/10.3133/ofr9526.","productDescription":"Report: 11 p.; 1 Sheet: 44.00 x 34.00 inches","costCenters":[],"links":[{"id":160234,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/usgs_thumb.jpg"},{"id":378689,"rank":2,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/1995/ofr-95-26/OFR95-26text508.pdf","text":"Pamphlet","size":"86 KB","linkFileType":{"id":1,"text":"pdf"},"description":"OFR 95-26 map pamphlet"},{"id":378690,"rank":3,"type":{"id":26,"text":"Sheet"},"url":"https://pubs.usgs.gov/of/1995/ofr-95-26/ofr95-26.pdf","text":"Map","size":"1.3 MB","linkFileType":{"id":1,"text":"pdf"},"description":"OFR 95-26 map sheet"}],"scale":"750000","country":"United States","state":"Colorado","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -102.06298828125,\n              40.93011520598305\n            ],\n            [\n              -109.05029296875,\n              40.97989806962013\n            ],\n            [\n              -109.05029296875,\n              36.94989178681327\n            ],\n            [\n              -101.9970703125,\n              37.00255267215955\n            ],\n            [\n              -102.06298828125,\n              40.93011520598305\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","edition":"Version 1.0","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4a95e4b07f02db659c88","contributors":{"authors":[{"text":"Plumlee, Geoffrey S. 0000-0002-9607-5626 gplumlee@usgs.gov","orcid":"https://orcid.org/0000-0002-9607-5626","contributorId":960,"corporation":false,"usgs":true,"family":"Plumlee","given":"Geoffrey","email":"gplumlee@usgs.gov","middleInitial":"S.","affiliations":[{"id":211,"text":"Crustal Geophysics and Geochemistry Science Center","active":true,"usgs":true}],"preferred":true,"id":207142,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Streufert, Randall K.","contributorId":45353,"corporation":false,"usgs":true,"family":"Streufert","given":"Randall","email":"","middleInitial":"K.","affiliations":[],"preferred":false,"id":207149,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Smith, Kathleen S. 0000-0001-8547-9804 ksmith@usgs.gov","orcid":"https://orcid.org/0000-0001-8547-9804","contributorId":182,"corporation":false,"usgs":true,"family":"Smith","given":"Kathleen","email":"ksmith@usgs.gov","middleInitial":"S.","affiliations":[{"id":211,"text":"Crustal Geophysics and Geochemistry Science Center","active":true,"usgs":true}],"preferred":true,"id":207141,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Smith, Steven M. 0000-0003-3591-5377 smsmith@usgs.gov","orcid":"https://orcid.org/0000-0003-3591-5377","contributorId":1460,"corporation":false,"usgs":true,"family":"Smith","given":"Steven","email":"smsmith@usgs.gov","middleInitial":"M.","affiliations":[{"id":387,"text":"Mineral Resources Program","active":true,"usgs":true},{"id":171,"text":"Central Mineral and Environmental Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":207144,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Wallace, Alan R.","contributorId":6024,"corporation":false,"usgs":true,"family":"Wallace","given":"Alan","email":"","middleInitial":"R.","affiliations":[],"preferred":false,"id":207145,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Toth, Margo I.","contributorId":18365,"corporation":false,"usgs":true,"family":"Toth","given":"Margo","email":"","middleInitial":"I.","affiliations":[],"preferred":false,"id":207146,"contributorType":{"id":1,"text":"Authors"},"rank":6},{"text":"Nash, J. Thomas","contributorId":26306,"corporation":false,"usgs":true,"family":"Nash","given":"J.","email":"","middleInitial":"Thomas","affiliations":[],"preferred":false,"id":207148,"contributorType":{"id":1,"text":"Authors"},"rank":7},{"text":"Robinson, Rob A.","contributorId":22391,"corporation":false,"usgs":true,"family":"Robinson","given":"Rob","email":"","middleInitial":"A.","affiliations":[],"preferred":false,"id":207147,"contributorType":{"id":1,"text":"Authors"},"rank":8},{"text":"Ficklin, Walter H.","contributorId":52565,"corporation":false,"usgs":true,"family":"Ficklin","given":"Walter","email":"","middleInitial":"H.","affiliations":[],"preferred":false,"id":207150,"contributorType":{"id":1,"text":"Authors"},"rank":9},{"text":"Lee, Gregory K. glee@usgs.gov","contributorId":1220,"corporation":false,"usgs":true,"family":"Lee","given":"Gregory","email":"glee@usgs.gov","middleInitial":"K.","affiliations":[{"id":171,"text":"Central Mineral and Environmental Resources Science Center","active":true,"usgs":true}],"preferred":true,"id":207143,"contributorType":{"id":1,"text":"Authors"},"rank":10}]}}
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