The Sea-Floor Mapping Facility at the U.S. Geological Survey Woods Hole Field Center, Woods Hole, Massachusetts
Rebecca E. Deusser, William C. Schwab, Jane F. Denny
2002, Fact Sheet 039-02
Researchers of the sea-floor mapping facility at the U.S. Geological Survey (USGS) Woods Hole Field Center in Woods Hole, Mass., use state-of-the-art technology to produce accurate geologic maps of the sea floor. In addition to basic bathymetry and morphology, sea-floor maps may contain information about the distribution of sand resources,...
Results of the U. S. Geological Survey's Analytical Evaluation Program for Standard Reference Samples Distributed in March 2002
M.T. Woodworth, B.F. Conner
2002, Open-File Report 2002-243
This report presents the results of the U.S. Geological Survey's analytical evaluation program for six standard reference samples -- T- 169 (trace constituents), M- 162 (major constituents), N-73 (nutrient constituents), N-74 (nutrient constituents), P-38 (low ionic-strength constituents), and Hg-34 (mercury) -- that were distributed in March 2002 to laboratories enrolled...
Geologic and isostatic gravity map of the Nenana basin area, central Alaska
G. M. Frost, D.F. Barnes, R. G. Stanley
2002, IMAP 2543
The Nenana Basin area is a prospective petroleum province in central Alaska, and this geologic and isostatic gravity map is part of a petroleum resource assessment of the area.The geology was compiled from published sources as shown on the index map (map sheet). Map units are organized and presented according...
Madbi Amran/Qishn total petroleum system of the Ma'Rib-Al Jawf/Shabwah, and Masila-Jeza basins, Yemen
Thomas S. Ahlbrandt
2002, Bulletin 2202-G
Since the first discovery of petroleum in Yemen in 1984, several recent advances have been made in the understanding of that countrys geologic history and petroleum systems. The total petroleum resource endowment for the combined petroleum provinces within Yemen, as estimated in the recent U.S. Geological Survey world assessment, ranks...
Merged digital aeromagnetic data for the middle Rio Grande and southern Espanola basins, New Mexico
Ronald E. Sweeney, V. J. S. Grauch, Jeffrey D. Phillips
2002, Open-File Report 2002-205
The U. S. Geological Survey (USGS) recently conducted a multi-disciplinary study of the Middle Rio Grande basin (Bartolino and Cole, 2002; Fig. 1). The main purpose of this study was to gain a better multi-dimensional understanding of the basin's hydrogeologic framework and use this new understanding to construct an improved...
The Effect of Selected Cleaning Techniques on Berkshire Lee Marble: A Scientific Study at Philadelphia City Hall
Victor G. Mossotti, A. Raouf Eldeeb, Terry L. Fries, Mary Jane Coombs, Virginia N. Naude, Lisa Soderberg, George S. Wheeler
2002, Professional Paper 1635
This report describes a scientific investigation of the effects of eight different cleaning techniques on the Berkshire Lee marble component of the facade of the East Center Pavilion at Philadelphia City Hall; the study was commissioned by the city of Philadelphia. The eight cleaning techniques evaluated in this study were...
Potentiometric surface of the upper Floridan aquifer, west-central Florida, September 2001
A. D. Duerr
2002, Open-File Report 2002-188
No abstract available....
Hydrogeologic framework, availability of water supplies, and saltwater intrusion, Cape May County, New Jersey
Pierre J. Lacombe, Glen B. Carleton
2002, Water-Resources Investigations Report 2001-4246
During 1960-90, saltwater intrusion forced the abandonment of at least 10 public-supply wells, 3 industrial-supply wells, and more than 100 domestic-supply wells in Cape May County, N.J. Actual or imminent ground-water contamination caused by land-use practices and human activities has forced the closure of at least six shallow public-supply wells...
Analysis of magnetotelluric profile data from the Ruby Mountains metamorphic core complex and southern Carlin Trend region, Nevada
Philip E. Wannamaker, William M. Doerner, John A. Stodt, Timothy L. Sodergen, Brian D. Rodriguez
2002, Open-File Report 2002-214
We have collected about 150 magnetotelluric (MT) soundings in northeastern Nevada in the region of the Ruby Mountains metamorphic core complex uplift and southern Carlin mineral trend, in an effort to illuminate controls on core complex evolution and deposition of world-class gold deposits. The region has experienced a broad range...
Natural gas production in the United States
Christopher J. Schenk, Richard M. Pollastro
2002, Fact Sheet 113-01
Significant finding of water-quality studies and implications for Cheney Reservoir watershed, south-central Kansas, 1996-2001
Larry M. Pope
2002, Fact Sheet 009-02
No abstract available....
Ground-water resources of the uppermost confined aquifers, southern Wadena County and parts of Ottertail, Todd, and Cass Counties, central Minnesota, 1997–2000
R. J. Lindgren
2002, Water-Resources Investigations Report 2002-4023
Water managers are concerned about the increase of ground-water withdrawals from high-capacity wells completed in the uppermost confined aquifers in southern Wadena County. The hydrogeologic units of primary interest in the study area are the surficial aquifer, the uppermost confining units, and the uppermost confined aquifers. The surficial aquifer underlies...
Hydrogeology and extent of saltwater intrusion on Manhasset Neck, Nassau County, New York
Frederick Stumm, Andrew D. Lange, J.L. Candela
2002, Water-Resources Investigations Report 2000-4193
Manhasset Neck, a peninsula on the northern shore of Long Island, N.Y., is underlain by unconsolidated deposits that form a sequence of aquifers and confning units. Ground water at several public-supply wells has been affected by the intrusion of saltwater from the surrounding embayments (Manhasset Bay, Long Island Sound, Hempstead...
U.S. Geological Survey 2002 petroleum resource assessment of the National Petroleum Reserve in Alaska (NPRA)
K. J. Bird, D.W. Houseknecht
2002, Fact Sheet 045-02
A new USGS assessment concludes that NPRA holds signicantly greater petroleum resources than previously estimated. Technically recoverable, undiscovered oil beneath the Federal part of NPRA likely ranges between 5.9 and 13.2 billion barrels, with a mean (expected) value of 9.3 billion barrels. An estimated 1.3 to 5.6 billion barrels of...
Multielement geochemical dataset of surficial materials for the northern Great Basin
Mary Jane Coombs, Boris B. Kotlyar, Steve Ludington, Helen W. Folger, Victor G. Mossotti
2002, Open-File Report 2002-227
This report presents geochemical data generated during mineral and environmental assessments for the Bureau of Land Management in northern Nevada, northeastern California, southeastern Oregon, and southwestern Idaho, along with metadata and map representations of selected elements. The dataset presented here is a compilation of chemical analyses of over 10,200 stream-sediment...
Positional Accuracy of Airborne Integrated Global Positioning and Inertial Navigation Systems for Mapping in Glen Canyon, Arizona
Richard D. Sanchez, Larry D. Hothem
2002, Open-File Report 2002-222
High-resolution airborne and satellite image sensor systems integrated with onboard data collection based on the Global Positioning System (GPS) and inertial navigation systems (INS) may offer a quick and cost-effective way to gather accurate topographic map information without ground control or aerial triangulation. The Applanix Corporation?s Position and Orientation Solutions...
Software user's guide for determining the Pennsylvania scour critical indicator code and streambed scour assessment rating for roadway bridges
M.F. Henneberg, J. L. Strause
2002, Open-File Report 2001-446
This report presents the instructions required to use the Scour Critical Bridge Indicator (SCBI) Code and Scour Assessment Rating (SAR) calculator developed by the Pennsylvania Department of Transportation (PennDOT) and the U.S. Geological Survey to identify Pennsylvania bridges with excessive scour conditions or a high potential for scour. Use of...
Undiscovered oil and gas resources of Lower Silurian Qusaiba-Paleozoic total petroleum systems, Arabian Peninsula
Thomas S. Ahlbrandt, R. M. Pollastro, Christopher J. Schenk
2002, Fact Sheet 008-02
The U.S. Geological Survey (USGS) recently completed an assessment of the undiscovered conventional oil and gas potential of 128 of the world’s petroleum provinces (U.S. Geological Survey World Energy Assessment Team, 2000). In each province, the USGS defined Total Petroleum Systems, and Assessment Units in each Total Petroleum System, and...
Coal resources of selected coal beds and zones in the Northern and Central Appalachian Basin
Leslie F. Ruppert, Susan Tewalt, Linda Bragg
2002, Fact Sheet 004-02
The Appalachian Basin is one of the most important coal-producing regions in the world. Bituminous coal has been mined in the basin for the last three centuries, and the cumulative production is estimated at 34.5 billion short tons. Annual production in 1998 was about 452 million short tons; the basin's...
Natural hazards on alluvial fans: The Venezuela debris flow and flash flood disaster
Matthew C. Larsen, Gerald F. Wieczoreck, L. Scott Eaton, Benjamin A. Morgan, Heriberto Torres-Sierra
2002, Fact Sheet 103-01
In December 1999, rainstorms induced thousands of landslides along the Cordillera de la Costa, Vargas, northern Venezuela. Rainfall on December 2-3 totaled 200 millimeters (8 inches) and was followed by a major storm (911 millimeters, or 36 inches) on December 14 through 16. Debris flows and flash floods on alluvial...
Use of environmental tracers and isotopes to evaluate sources of water, nitrate, and uranium in an irrigated alluvial valley, Nebraska
Ingrid M. Verstraeten, J.K. Bohlke, Thomas F. Kraemer, James C. Cannia
2002, Fact Sheet 100-01
The effects of irrigation canals and the North Platte River on ground-water movement and quality in an irrigated alluvial valley, western Nebraska, were evaluated using environmental tracers. The results indicated that most of the ground water in the alluvium was derived from the North Platte River and generally was less...
FD_BH: a program for simulating electromagnetic waves from a borehole antenna
Karl J. Ellefsen
2002, Open-File Report 2002-276
Program FD_BH is used to simulate the electromagnetic waves generated by an antenna in a borehole. The model representing the antenna may include metallic parts, a coaxial cable as a feed to the driving point, and resistive loading. The program is written in the C programming language, and the program...
Concepts for national assessment of water availability and use
Water Resources Division, U.S. Geological Survey
2002, Circular 1223
In response to a directive from Congress to the U.S. Geological Survey to 'prepare a report describing the scope and magnitude of the efforts needed to provide periodic assessments of the status and trends in the availability and use of freshwater resources,' of the United States, a program is proposed...
Pesticides and nutrients in karst springs in the Green River basin, Kentucky, May-September 2001
Angela S. Crain
2002, Fact Sheet 133-01
Stratigraphy of the Upper Cretaceous Mancos Shale (upper part) and Mesaverde Group in the southern part of the Uinta and Piceance basins, Utah and Colorado
R. D. Hettinger, M.A. Kirschbaum
2002, IMAP 2764
Cross section A–A' was constructed in support of the oil and gas assessments of the Mesaverde and Mancos/Mowry Total Petroleum Systems in the Uinta and Piceance Basins of Utah and Colorado (fig. 1) (U.S. Geological Survey Uinta-Piceance Province Assessment Team, in press). This citation is referred to henceforth as simply...
