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Page 5063, results 126551 - 126575

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Quality of water in the alluvial aquifer, American Bottoms, East St. Louis, Illinois
David C. Voelker
1984, Water-Resources Investigations Report 84-4180
Ground-water levels in the American Bottoms regions around East St. Louis, Illinois, have risen several feet since the early 1970's. Artificial dewatering of the aquifer by increased pumping is being investigated by the U.S. Army Corps of Engineers to alleviate economic and health concerns resulting from elevated ground-water levels. A...
Water-Level Measurements for the Coastal Plain Aquifers of South Carolina Prior to Development
Walter R. Aucott, Gary K. Speiran
1984, Open-File Report 84-803
Tabulations of water-level measurements for the Coastal Plain aquifers of South Carolina representing water levels prior to man-made development are presented. Included with the tabulations are local well number, location, land-surface altitude, well depth, screened interval, depth to water, water- level altitude, and date measured. These water-level measurements were used...
AQUIFEM-SALT; a finite-element model for aquifers containing a seawater interface
C.I. Voss
1984, Water-Resources Investigations Report 84-4263
Described are modifications to AQUIFEM, a finite element areal ground-water flow model for aquifer evaluation. The modified model, AQUIFEM-SALT, simulates an aquifer containing a freshwater body that freely floats on seawater. Parts of the freshwater lens may be confined above and below by less permeable units. Theory, code modifications, and...
Water resources data, Alabama water year 1983
H.C. Rollins, F.C. Sedberry, E.G. Ming, J.W. Tucker
1984, Water Data Report AL-83-1
Water resources data for the 1983 water year consist of records of stage, discharge, and water quality of streams; stage and contents of lakes and reservoirs; and water levels and water quality of ground-water wells. This report contains records for water discharge at 84 gaging stations; stage only at 23...
The Georges Bank monitoring program 1983: Analysis of trace metals in bottom sediments
Michael H. Bothner, R.R. Rendigs, Esma Campbell, M. W. Doughten, P. J. Aruscavage, A. F. Dorrzapf, R. G. Johnson, C.M. Parmenter, M. J. Pickering, D. C. Brewster, F. W. Brown
1984, Circular 915
From July 1981, when drilling began on Georges Bank, to May 1982, the concentration of barium, a major element in drilling mud, has increased by a factor of 3.5 in bulk sediments 200 m from the drill site in block 410 and by a factor of 2.3 at the drill...