Ground-followup studies of the 1977 airborne electromagnetic survey in the Assifar and Mulhal areas, Wadi Bidah district, Kingdom of Saudi Arabia
Vincent J. Flanigan, Hamdy Sadek
1983, Open-File Report 83-367
Parts of four airborne electromagnetic (AEM) anomalies were selected for study in order to determine the cause of high conductivity of Precambrian rocks underlying extensive areas in the southern Wadi Bidah district, Kingdom of Saudi Arabia. In the Assifar area, which contains an ancient mine or prospect having the same...
Preliminary surficial geologic map of the southeastern part of the Tyonek B-5 quadrangle, south-central Alaska
Lynn A. Yehle, Henry R. Schmoll, A.F. Chleborad
1983, Miscellaneous Field Studies Map 1661-C
Chemical composition of ground water and the locations of permeable zones in the Yucca Mountain area, Nevada
L. V. Benson, J. H. Robison, R. K. Blankennagel, A.L. Ogard
1983, Open-File Report 83-854
Ten wells in the Yucca Mountain area of southern Nevada have been sampled for chemical analysis. Samples were obtained during pumping of water from the entire well bore (composite sample) and in one instance by pumping water from a single isolated interval in well UE-25b number 1. Sodium is the...
Water-resources investigations of the U.S. Geological Survey in South Dakota, project status summary, July 1, 1983
E. F. LeRoux, E.M. Decker
1983, Open-File Report 83-754
Project descriptions and lists of hydrologic-data stations are presented to show the status of the U.S. Geological Survey water-resources studies in South Dakota. (USGS)...
Geologic map of the Ripley quadrangle, Jackson County, West Virginia
Charles R. Meissner
1983, Geologic Quadrangle 1569
Analyses of samples from the Lava Creek mining district, Blaine and Butte counties, Idaho
Barbara M. Hillier, D. J. Grimes, Robert Vaughn, Belinda Arbogast, Christine McDougal
1983, Open-File Report 83-705
Mineral resource potential map of the Benton Range Roadless Area, Mono County, California
James L. Donahoe, Edwin D. McKee, Richard L. Rains, Donald J. Barnes, Harry W. Campbell, David K. Denton Jr., Stephen R. Iverson, Rodney E. Jeske, Scott A. Stebbins
1983, Miscellaneous Field Studies Map 1317-C
Tungsten-bearing rocks in the Benton Range Roadless Area occur in tactite lenses within the Paleozoic metasedimentary units that surround and are intruded by Triassic granodiorite of the Benton Range. High anomalous tungsten values were found in the southern part of the study area. Quartz-vein deposits with copper, lead, zinc, and...
Preliminary geologic map of the Peko Hills, Elko County, Nevada
Keith B. Ketner, James G. Evans
1983, Open-File Report 83-289
No abstract available. ...
AGRAM: A series of computer programs for processing digitized strong-motion accelerograms
U.S. Geological Survey
1983, Open-File Report 83-276
No abstract available....
Processed data from the San Juan Bautista 101/156 separation bridge and the San Juan Bautista freefield records from the Coyote Lake earthquake, 6 August 1979
L.D. Porter, A. G. Brady, P. N. Mork, V. Perez
1983, Open-File Report 83-317
No abstract available. ...
Bibliography of U.S. Geological Survey reports on the water resources of Florida, 1886-1982
Maude Claiborne, L.O. Nierstheimer, N.D. Hoy
1983, Open-File Report 83-540
The U.S. Geological Survey (USGS) has been making investigations of the water resources of Florida since the latter part of the 19th century. Early work consisted mainly of data collection at a few spring and river sites at intermittent intervals with the exception of a statewide groundwater study made during...
Borehole gravity surveys; theory, mechanics, and nature of measurements
Larry A. Beyer
1983, Open-File Report 83-76
Preliminary geologic map of Sete Cidades Volcano, Sao Miguel, Azores
Richard B. Moore
1983, Open-File Report 83-742
Effects of ground-water development in the North Fort Hood area, Coryell County, Texas
W.M. Sandeen
1983, Water-Resources Investigations Report 83-4074
The U.S. Army Corps of Engineers is studying the adequacy of the existing ground-water supplies of North Fort Hood, located in Coryell County in central Texas and an important part of the U.S. Army's Fort Hood Military Reservation. The U.S. Geological Survey was requested to compile the available ground-water data,...
Urban flood analysis in Oklahoma City, Oklahoma
Robert L. Tortorelli, T.L. Huntzinger, D. L. Bergman, A.L. Patneaude
1983, Open-File Report 83-26
Flood insurance study information from the Federal Emergency Management Agency is utilized to estimate future flood hazard in Oklahoma City, Oklahoma. Techniques are described for estimating future urban runoff estimates. A method of developing stream cross section rating curves is explained. Future runoff estimates are used in conjuction with the...
Spectral analysis of the 1976 aeromagnetic survey of Harrat Rahat, Kingdom of Saudi Arabia
H. Richard Blank, Hamdy S. Sadek
1983, Open-File Report 83-640
Harrat Rahat, an extensive plateau of Cenozoic mafic lava on the Precambrian shield of western Saudi Arabia, has been studied for its water resource and geothermal potential. In support of these investigations, the thickness of the lava sequence at more than 300 points was estimated by spectral analysis of low-level...
Water-quality characteristics for selected sites on the Cape Fear River, North Carolina, 1955-80: Variability, loads, and trends of selected constituents
J. Kent Crawford
1983, Open-File Report 83-526
Water-quality data for selected sites in the Cape Fear River basin collected by the U.S. Geological Survey, the North Carolina Department of Natural Resources and Community Development and the University of North Carolina at Chapel Hill are analyzed and interpreted in this report. Emphasis is given to the Cape Fear...
Arizona; basic data for thermal springs and wells as recorded in Geotherm
James D. Bliss
1983, Open-File Report 83-427
Central and Eastern United States; basic data for thermal springs and wells as recorded in Geotherm
James D. Bliss
1983, Open-File Report 83-440
Hawaii; basic data for thermal springs and wells as recorded in Geotherm
James D. Bliss
1983, Open-File Report 83-430
New Mexico; basic data for thermal springs and wells as recorded in Geotherm
James D. Bliss
1983, Open-File Report 83-434
Effects of recharge from drainage wells on quality of water in the Floridan Aquifer in the Orlando area, central Florida
G. R. Schiner, E. R. German
1983, Water-Resources Investigations Report 82-4094
Approximately 400 drainage wells in the Orlando area inject, by gravity, large quantities of stormwater runoff that may or may not be suitable for most purposes without treatment into the same freshwater zones of the Floridan aquifer tapped for public supply. The wells are used mostly to control lake levels...
Analyses of geochemical samples and descriptions of rock samples, Adams Gap and Shinbone Creek Roadless Areas, Clay County, Alabama
M. S. Erickson, J.T. Hanley, D. L. Kelley, L.J. Sherlock
1983, Open-File Report 83-335
Semiquantitative spectrographic analyses for 31 elements on 105 rocks, 47 stream-sediment, and 70 soil samples from the Adams Gap and Shinbone Creek Roadless Areas and vicinity, Talladega National Forest, Clay County, Alabama are reported here in detail. Atomic-absorption analyses for zinc in all samples and for gold in 5 selected...
Utah; basic data for thermal springs and wells as recorded in Geotherm
James D. Bliss
1983, Open-File Report 83-437
Mineral resource potential maps of the Allegheny Front and Hickory Creek Roadless Areas, Warren County Pennsylvania
S. P. Schweinfurth, Wallace De Witt Jr., V. P. Girol
1983, Miscellaneous Field Studies Map 1442-B
No abstract available....