Selected hydrologic data for Cedar Valley, Iron County, southwestern Utah, 1930-2001
James H. Howells, James L. Mason, Bradley A. Slaugh
2001, Open-File Report 2001-419
This report presents hydrologic data collected by the U. S. Geological Survey from 1930 to 2001 with emphasis on data collected from 1997 to 2001 as part of a study of ground-water resources in Cedar Valley, Iron County, southwestern Utah (fig. 1). Data collected prior to this study are also...
Surficial geology of the lower Comb Wash, San Juan County, Utah
Claire I. Longpre
2001, Open-File Report 2001-424
The surficial geologic map of lower Comb Wash was produced as part of a master’s thesis for Northern Arizona University Quaternary Sciences program. The map area includes the portion of the Comb Wash alluvial valley between Highway 163 and Highway 95 on the Colorado Plateau in southeastern Utah. The late...
Geologic map of the Riverside East 7.5' quadrangle, Riverside County, California
Douglas M. Morton, Brett F. Cox
2001, Open-File Report 2001-452
Open-File Report 01-452 contains a digital geologic map database of the Riverside East 7.5’ quadrangle, Riverside County, California that includes: ARC/INFO Environmental Systems Research Institute (http://www.esri.com) version 7.2.1 coverages of the various elements of the geologic map. A Postscript file to plot the geologic map on a topographic base, containing a Correlation...
Chromite deposits in central part Stillwater Complex, Sweet Grass County, Montana: A digital database for the geologic map of the east slope of Iron Mountain
A. L. Howland, Lorre A. Moyer
2001, Open-File Report 2001-321
In 1940, A.L. Howland and J. W. Peoples, assisted by W.R. Jones and M.G. Bennett, mapped the geology of the east slope of Iron Mountain, Montana. The map was revised and extended by Howland in 1942 and published in 1955 as plate 10 of the U.S. Geological Survey Bulletin 1015-D...
Spatial digital database for the geologic map of the east part of the Pullman 1° x 2° quadrangle, Idaho
William C. Rember, Earl H. Bennett
2001, Open-File Report 2001-262
The paper geologic map of the east part of the Pullman 1° x 2° degree quadrangle, Idaho (Rember and Bennett, 1979) was scanned and initially attributed by Optronics Specialty Co., Inc. (Northridge, CA) and remitted to the U.S. Geological Survey for further attribution and publication of the geospatial digital files....
Diagenesis and fracture development in the Bakken Formation, Williston Basin: Implications for reservoir quality in the middle member
Janet K. Pitman, Leigh C. Price, Julie A. LeFever
2001, Professional Paper 1653
The middle member of the Bakken Formation is an attractive petroleum exploration target in the deeper part of the Williston Basin because it is favorably positioned with respect to source and seal units. Progressive rates of burial and minor uplift and erosion of this member led to a stable thermal...
Discharge between San Antonio Bay and Aransas Bay, southern Gulf Coast, Texas, May-September 1999
Jeffery W. East
2001, Fact Sheet 082-01
Along the Gulf Coast of Texas, many estuaries and bays are important habitat and nurseries for aquatic life. San Antonio Bay and Aransas Bay, located about 50 and 30 miles northeast, respectively, of Corpus Christi, are two important estuarine nurseries on the southern Gulf Coast of Texas (fig. 1). According...
Geohydrology and limnology of Walden Pond, Concord, Massachusetts
John A. Colman, Paul J. Friesz
2001, Water-Resources Investigations Report 2001-4137
The trophic ecology and ground-water contributing area of Walden Pond, in Concord and Lincoln, Mass., were investigated by the U.S. Geological Survey in cooperation with the Massachusetts Department of Environmental Management from April 1997 to July 2000. Bathymetric investigation indicated that Walden Pond (24.88 hectares), a glacial kettle-hole lake with...
National Atlas of the United States Maps
Water Resources Division, U.S. Geological Survey
2001, Fact Sheet 086-01
The "National Atlas of the United States of America®", published by the U.S. Geological Survey (USGS) in 1970, is out of print, but many of its maps can be purchased separately. Maps that span facing pages in the atlas are printed on one sheet. Maps dated after 1970 and before...
Ground-water flow to Death Valley, as inferred from the chemistry and geohydrology of selected springs in Death Valley National Park, California and Nevada
William C. Steinkampf, William L. Werrell
2001, Water-Resources Investigations Report 98-4114
Death Valley lies downgradient from adjacent valleys to the north, south, east, and west in California and Nevada, and is the site of substantial ground-water discharge. The sources of the discharging waters have been discussed by several investigators in the past and are of heightened concern because of the potential disposal of high-level radioactive waste at Yucca...
Impacts of climate change on landscapes of the eastern Sierra Nevada and western Great Basin
A. S. Jayko, C. I. Millar
2001, Open-File Report 2001-202
This effort was developed under a U.S. Geological Survey (USGS) initiative to sponsor science workshops focusing on various of multidiscipline, multiprogram themes in the arid Southwest. The intent was to use the workshops to explore leading edge questions, as well as to provide better communication and collaboration between USGS and...
Ground-water levels and flow directions in glacial sediments and carbonate bedrock near Tremont City, Ohio, October-November 2000
Denise H. Dumouchelle
2001, Water-Resources Investigations Report 2001-4224
IntroductionDuring summer 2000, the U.S. Environmental Protection Agency (USEPA) began an investigation of the Tremont City Landfill Site near Tremont City, Ohio. The site is about 1 mile west of Tremont City, just south of the Clark-Champaign County line. The closed site consists of three main areas: an 8.5-acre barrel...
Principal facts for gravity data along the Hayward fault and vicinity, San Francisco Bay area, northern California
David A. Ponce
2001, Open-File Report 2001-124
The U.S. Geological Survey (USGS) established over 940 gravity stations along the Hayward fault and vicinity. The Hayward fault, regarded as one of the most hazardous faults in northern California (Working Group on California Earthquake Probabilities, 1999), extends for about 90 km from Fremont in the southeast to San Pablo...
Investigation of Ground-Water Availability and Quality in Orange County, North Carolina
William L. Cunningham, Charles C. Daniel III
2001, Water-Resources Investigations Report 2000-4286
A countywide inventory was conducted of 649 wells in nine hydrogeologic units in Orange County, North Carolina. As a result of this inventory, estimates of ground-water availability and use were calculated, and water-quality results were obtained from 51 wells sampled throughout the County from December 1998 through January 1999. The...
Preliminary lithogeochemical map showing near-surface rock types in the Chesapeake Bay watershed, Virginia and Maryland
John D. Peper, Lucy McCartan, J. Wright Horton Jr., James E. Reddy
2001, Open-File Report 2001-187
This preliminary experimental lithogeochemical map shows the distribution of rock types in the Virginia and Maryland parts of the Chesapeake Bay watershed. The map was produced digitally by classifying geologic-map units according to composition, mineralogy, and texture; rather than by age and stratigraphic relationships as shown on traditional geologic maps....
Density and velocity relationships for digital sonic and density logs from coastal Washington and laboratory measurements of Olympic Peninsula mafic rocks and greywackes
Thomas M. Brocher, Nikolas I. Christensen
2001, Open-File Report 2001-264
Three-dimensional velocity models for the basins along the coast of Washington and in Puget Lowland provide a means for better understanding the lateral variations in strong ground motions recorded there. We have compiled 16 sonic and 18 density logs from 22 oil test wells to help us determine the geometry...
Evaluation of the location and recency of faulting near prospective surface facilities in Midway Valley, Nye County, Nevada
F. H. Swan, J. R. Wesling, M. M. Angell, A. P. Thomas, J.W. Whitney, J. D. Gibson
2001, Open-File Report 2001-55
Evaluation of surface faulting that may pose a hazard to prospective surface facilities is an important element of the tectonic studies for the potential Yucca Mountain high-level radioactive waste repository in southwestern Nevada. For this purpose, a program of detailed geologic mapping and trenching was done to obtain surface and...
Flood frequency estimates and documented and potential extreme peak discharges in Oklahoma
Robert L. Tortorelli, Lan P. McCabe
2001, Water-Resources Investigations Report 2001-4152
Knowledge of the magnitude and frequency of floods is required for the safe and economical design of highway bridges, culverts, dams, levees, and other structures on or near streams; and for flood plain management programs. Flood frequency estimates for gaged streamflow sites were updated, documented extreme peak discharges for gaged...
Geochemical analysis of soils and sediments, Coeur d'Alene drainage basin, Idaho: sampling, analytical methods, and results
Stephen E. Box, Arthur A. Bookstrom, Mohammed Ikramuddin, James Lindsay
2001, Open-File Report 2001-139
This report presents the locations, descriptions, analytical procedures used, and an inter-lab comparison of over 1100 geochemical analyses of samples of soil and sediment in and downstream of a major lead-zinc-silver mining district in the Coeur d'Alene (CdA) drainage basin of northern Idaho. The samples fall in 3 broad categories:...
Road log and stop descriptions; Day 1, Stop 1; Delaware Water Gap; geologic overview, stratigraphy, structure, formation of the gap, and glacial geology
Jack B. Epstein
2001, Conference Paper, 2001: A Delaware River odyssey: Guidebook for the annual field conference of Pennsylvania geologists
No abstract available....
Structural relations along the Taconic unconformity between New York, New Jersey, and Pennsylvania
Jack B. Epstein, Peter T. Lyttle
2001, Conference Paper, 2001: A Delaware River odyssey: Guidebook for the annual field conference of Pennsylvania geologists
No abstract available....
Structural geology of the Delaware Water Gap National Recreation Area
Jack B. Epstein
2001, Conference Paper, 2001: A Delaware River odyssey: Guidebook for the annual field conference of Pennsylvania geologists
No abstract available....
Stratigraphy in the region of Delaware Water Gap National Recreation Area
Jack B. Epstein
2001, Conference Paper, 2001: A Delaware River odyssey: Guidebook for the annual field conference of Pennsylvania geologists
No abstract available....
Road log and stop descriptions; Day 2, Stop 7; East Stroudsburg railroad cut; Schoharie Formation and Onondaga Limestone; stratigraphy and structure
C. A. Ver Straeten, J. D. Inners, Jack B. Epstein
2001, Conference Paper, 2001: A Delaware River odyssey: Guidebook for the annual field conference of Pennsylvania geologists
No abstract available....
Road log and stop descriptions; Day 1, Stop 6; High Point; overview of bedrock geology, geomorphology, and the Culvers Gap River
Jack B. Epstein, Donald H. Monteverde, Ron W. Witte
2001, Conference Paper, 2001: A Delaware River odyssey: Guidebook for the annual field conference of Pennsylvania geologists
No abstract available....
