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Page 5183, results 129551 - 129575

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Not all publications have extents, not all extents are completely accurate
Ground-water data for 1976-77 in Joshua Tree National Monument, California
D.J. Downing
1978, Open-File Report 78-854
A continuing study of ground water in Joshua Tree National Monument shows that during 1976-77 water levels fluctuated seasonally; slight declines were detected in the Oasis of Mara and the Pinto Basin. Water quality was generally good, with a high concentration of fluoride in one well in the southern part...
Preliminary geologic report on the Harris Lake area, northeastern Minnesota
M. P. Foose, Roger W. Cooper
1978, Open-File Report 78-385
Intense faulting and fracturing in the Harris Lake area) northeastern Minnesota are documented by detailed field studies. Faults are identified chiefly by the disruption of mappable layers within sequences of plagioclase and plagioclase-olivine cumulates. Most layers grade from olivine-rich bottoms to plagioclase-rich tops and were probably deposited by density currents....
Geotechnical properties of northern Bering Sea sediment
Edward C. Clukey, Hans Nelson, John E. Newby
1978, Open-File Report 78-408
The physical properties of sediments taken from the northern Bering Sea (Norton Sound area) have been determined in order to evaluate their impact on recently identified possible geologic hazards in the area. Standard identification tests (water content, Atterberg limits, grain size, specific gravity and density) as well as shear strength...
Premetamorphic hydrothermal origin of the Tungsten Queen vein, Hamme District, North Carolina, as indicated by mineral textures and minor structures
Michael P. Foose, John F. Slack
1978, Open-File Report 78-427
The Hamme Tungsten district is a 13-km long, 2-km wide, northeast-trending belt located in northern Vance County, North Carolina and southern Mecklenburg County, Virginia (Fig. 1). The district contains the largest quartz-wolframite-type vein deposits in the United States. Over 50 tungsten-bearing veins occur in this area (Espenshade, 1947), from which...
Proceedings of Conference III: fault mechanics and its relation to earthquake prediction, convened under the auspices of National Earthquake Hazards Reduction Program, 1-3 December, 1977
Water Resources Division, U.S. Geological Survey
1978, Open-File Report 78-380
On 1 - 3 December 1977, a Conference on "Fault Mechanics and Its Relation to Earthquake Prediction" was held at Stanford University, Stanford, California. This Conference was the third in a continuing series of Conferences to be held under the auspices of the Earthquake Hazards Reduction Program. These Conferences and publication of their proceedings are...
Effects of urbanization on streamflow and sediment transport in the Rock Creek and Anacostia River basins, Montgomery County, Maryland, 1962-74
Thomas H. Yorke, William J. Herb
1978, Professional Paper 1003
Land use, precipitation, streamflow, and sediment discharge data were collected from nine small drainage basins in Montgomery County, Maryland, to evaluate runoff and sediment response to sediment-control practices in areas undergoing urban development. Drainage basins ranged in size from 0.35 to 21.1 sq mi and land use ranged from rural...
Proceedings of Conference V: communicating earthquake hazard reduction information: convened under auspices of National Earthquake Hazards Reduction Program 22-24 May, 1978
Walter W. Hays
1978, Open-File Report 78-933
Under the Earthquake Hazard Reduction Act of 1977, the federal government is significantly increasing its effort "to reduce the risk of life and property from future earthquakes in the United States through the establishment and maintenance of an effective earthquake hazards reduction program". This prgoram is sponsored primarily by the...
Proceedings of Conference VI: Methodology for identifying seismic gaps and soon-to-break gaps: Convened under auspicies of National Earthquake Hazards Reduction Program, 25-27 May, 1978
Bryan L. Isacks, George Plafker
1978, Open-File Report 78-943
The fifth conference in the continuing series under the Earthquake Hazard Reduction Program was held at Massachusetts Institute of Technology on May 25- 27, 1978. Its theme was "Methodology for Defining Seismic Gaps and Soon-to-Break Seismic Gaps." One of the proposed strategies for acquiring critical data on earthquake prediction is...
Directory of member organizations of the National Water Data Exchange (NAWDEX)
Melvin D. Edwards, Janet M. Nokes
1978, Open-File Report 78-872
The National Water Data Exchange (NAWDEX) is a national confederation of water-oriented organizations working to improve access to water data. It consists of member organizations from all sectors of the water-data community. This Directory provides the names, addresses, and telephone numbers of all NAWDEX member organizations and their designated NAWDEX...
A water-quality assessment of the Busseron Creek watershed, Sullivan, Vigo, Greene, and Clay counties, Indiana
Stephen E. Eikenberry
1978, Open-File Report 78-13
Chemical quality of surface water in the 237-square mile Busseron Creek watershed is significantly affected by drainage from coal mines and municipalities. Drainage from coal mines is primarily a problem of higher than normal dissolved-solids concentration, whereas, drainage from municipalities is generally a problem of bacteria and phytoplankton. Generally, the...
Notes on availability of multi-channel seismic processing programs
Robert Brune
1978, Open-File Report 78-421
During the past two years, a seismic processing system has been developed within Western Region offices of the U.S. Geological Survey (Pacific-Arctic Branch of Marine Geology). This brief report describes some of the programs within this system that may be of value to others. We process seismic reflection data taken...
Sediment transport in the Tanana River in the vicinity of Fairbanks, Alaska, 1977
William W. Emmett, Robert L. Burrows, Bruce Parks
1978, Open-File Report 78-290
Measurements of suspended- and bedload-sediment transport for the Tanana River in the vicinity of Fairbanks, Alaska, show that suspended-sediment load, G in tons per day, relates to water discharge, Q, in cubic feet per scond, as:GS = 1.66 x 10-8 Q2.83The bedload transport rate is approximately one percent of the...
Selected low-flow characteristics of streams in the vicinity of Warwick, Orange County, New York
Benjamin B. Eissler
1978, Open-File Report 78-811
Base flows were measured during 1971-76 at 10 partial-record sites and three continuous-record stations on major streams in and bordering the Town of Warwick. Discharge measurements at the partial-record sites were correlated with records from three suitable continuous-record gaging stations near the town to determine 7-day, 2-year low flows and...
Estuarine research: An annotated bibliography of selected literature, with emphasis on the Hudson River estuary, New York and New Jersey
William N. Embree, Denise A. Wiltshire
1978, Open-File Report 78-782
Abstracts of 177 selected publications on water movement in estuaries, particularly the Hudson River estuary, are compiled for reference in Hudson River studies. Subjects represented are the hydraulic, chemical, and physical characteristics of estuarine waters, estuarine modeling techniques, and methods of water-data collection and analysis. Summaries are presented in five...
Water resources of Camas Prairie, south-central Idaho
H.W. Young
1978, Water-Resources Investigations Report 78-82
Ground-water pumpage in Camas Prairie, Idaho, for irrigation and municipal supplies totaled nearly 9,500 acre-feet in 1977. Declines of pressure head in the artesian aquifer have ranged from 3 to 12 feet since 1974 when increased ground-water pumping began. A comparison of water-level measurements made in September 1957 and September...
Playback Station #2 for Cal Net and 5-day-recorder tapes
Jerry P. Eaton
1978, Open-File Report 78-542
A second system (Playback Station #2) has been set up to play back Cal Net 1" tapes and 5-day-recorder 1/2" tapes. As with the first playback system (Playback Station #1) the tapes are played back on a Bell and Howell VR3700B tape deck and the records are written out on...