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Page 6234, results 155826 - 155850

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Publication Extents

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Stratigraphy and geologic history of the Montana group and equivalent rocks, Montana, Wyoming, and North and South Dakota
James R. Gill, William Aubrey Cobban
1973, Professional Paper 776
During Late Cretaceous time a broad north-trending epicontinental sea covered much of the western interior of North America and extended from the Gulf of Mexico to the Arctic Ocean. The sea was bounded on the west by a narrow, unstable, and constantly rising cordillera which extended from Central America to...
Ground-water hydrology of northern Napa Valley, California
Robert E. Faye
1973, Water-Resources Investigations Report 73-13
The alluvium of northern Napa Valley is the principal aquifer of the area and is capable of yielding as much as 3,000 gallons per minute to wells. Generally the larger-yielding wells are along the Napa River where the alluvium is thickest and most permeable. Recharge to the alluvium is chiefly...
Regional gravity and magnetic surveys in the Albion Mountains area of southern Idaho
Don R. Mabey, Carol W. Wilson
1973, Open-File Report 73-165
Fault-bounded basins containing several thousand feet of sedimentary and volcanic rock of Cenozoic age are indicated by gravity lows in the Oakley area and in Upper-Raft River and Raft River Valleys. A gravity low and a magnetic high in the north end of Raft River Valley extends over the Cotterel...
Reconnaissance of the water resources of Beaver County, Oklahoma
Robert B. Morton, R. L. Goemaat
1973, Hydrologic Atlas 450
Ground water is the major source of water supply in Beaver County. Because of the rapidly increasing demand for the limited supply of water for irrigation, additional geologic and hydrologic data are needed for management of ground-water resources. This report presents general information on the availability of ground water, on...
Water resources of the Clinton River basin, southeastern Michigan
Jon O. Nowlin
1973, Hydrologic Atlas 469
This hydrologic atlas is part of a comprehensive study of the water resources of southeastern Michigan. The data presented provides information on (1) the physical features of the Clinton River and its tributaries, (2) the characteristics of streamflow, (3) the quality of ground and surface water, and (4) the availability...