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Page 5103, results 127551 - 127575

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Publication Extents

Not all publications have extents, not all extents are completely accurate
A geohydrologic overview for the Pecora Symposium field trip, June 1979
Neil C. Koch
1979, Open-File Report 79-563
The settlement and development of South Dakota has been closely related to both its mineral and water resources In 1874 the discovery of gold in the Black Hills led to the opening and development of the area west of the Missouri River. Towns and farms both here and east of...
Preliminary catalog of earthquakes in northern Imperial Valley, California, October 1978-December 1978
V. Lamanuzzi, C.E. Johnson, P.T. German
1979, Open-File Report 79-930
The northern section of the Imperial Valley region in southern California is an area of known geothermal resources and high seismicity. To investigate the relationship between geothermal areas and earthquakes in the Imperial Valley, a 16-station seismic network was established in early 1973 by the U. S. Geological Survey. Six...
Small-stream flood investigations in Minnesota, October 1958 to September 1977
George H. Carlson, Kurt T. Gunard
1979, Open-File Report 79-1061
An investigation of flood flows from small drainage basins in Minnesota is being made to aid in the design of bridges, culverts and other highway drainage structures. Results of the investigation provide peak-flow data on streams generally with drainage areas less than 50 square miles, placing particular emphasis on those...
Summary of U.S. Geological Survey investigations and hydrologic conditions in the Southwest Florida Water Management District for 1978
Robert Lloyd Knutilla, H.C. Rollins
1979, Open-File Report 79-1257
This report summarizes water-resources investigations in the Southwest Florida Water Management District performed by the U.S. Geological Survey, Water Resources Division, for fiscal year 1978. The investigations are part of the Federal program of appraising the nation 's water resources. The cooperative program for fiscal year 1978 included 37 interpretive...
Water-resources investigations in Kansas; fiscal year 1978
Harold E. McGovern, L. J. Combs
1979, Open-File Report 79-561
Hydrologic investigations in Kansas during fiscal year 1978 consisted of collecting and analyzing data to assess the State 's water resources, describe the framework of hydrologic systems , and provide quantity and quality of water data for optimum development and management. Surface-water studies were made to analyze long-term records of...
Seismic refraction profile, Kingdom of Saudi Arabia: field operations, instrumentation, and initial results
H. Richard Blank, J. H. Healy, John Roller, Ralph Lamson, Fred Fisher, Robert McClearn, Steve Allen
1979, Open-File Report 79-1568
In February 1978 a seismic deep-refraction profile was recorded by the USGS along a 1000-km line across the Arabian Shield in western Saudi Arabia. The line begins in Paleozoic and Mesozoic cover rocks near Riyadh on the Arabian Platform, leads southwesterly across three major Precambrian tectonic provinces, traverses Cenozoic rocks...
1978 annual index of current earthquake literature
M. L. Prepared by Gunn, L. Addis, W.H.K. Lee
1979, Open-File Report 79-396
In the past several years, earthquake research has been greatly accelerated in China, Japan, USSR, and the United States. Presently, about 2,500 earthquake-related publications (including meeting abstracts) are produced yearly. In order to keep up with this current literature, a computer based bibliographic system was implemented as part of a...
Key to the common marine molluscs of Texas
Gary W. Hill
1979, Open-File Report 79-969
A dichotomous key is developed which provides the investigator a means for identifying the common marine molluscs on the Texas coast. The key is written as to allow the user to stop or begin at any desired taxonomic level (class, order, superfamily, family, genus, species) depending on prior knowledge or...
Contamination potential in the Silurian Dolomite aquifer, eastern Wisconsin
M.G. Sherrill
1979, Water-Resources Investigations Report 78-108
The Silurian dolomite aquifer is used for water supply in much of a 14-county area bordering Lake Michigan in eastern Wisconsin. Because of the rapidity of ground-water movement, the aquifer is susceptible to contamination by waters percolating downward from surface sources. Maps showing the distribution of permeability, the thickness of...