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Page 4036, results 100876 - 100900

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Publication Extents

Not all publications have extents, not all extents are completely accurate
Regional evaluation of hydrologic factors and effects of pumping, St Peter-Jordan aquifer, Iowa
M. R. Burkart, Robert Buchmiller
1990, Water-Resources Investigations Report 90-4009
The St. Peter-Jordan aquifer includes the Cambrian Jordan Sandstone and the overlying Ordovician Prairie du Chien Group and St. Peter Sandstone. The aquifer is present throughout Iowa and is confined beneath other aquifers in much of the State. Information on the aquifer available from drillers and contractors, provided estimates of...
Water resources data, North Carolina, water year 1989
B.C. Ragland, R.G. Barker, W.H. Eddins, A.J. Padyk, J.F. Rinehardt
1990, Water Data Report NC-89-1
Water resources data for the 1989 water year for North Carolina consists of records of stage, discharge and water quality of streams; stage and contents of lakes and reservoirs; and ground-water levels. This report contains discharge records for 178 gaging stations and stage and contents for 26 lakes and reservoirs;...
County-level estimates of nitrogen and phosphorus fertilizer use in the United States, 1945 to 1985
Richard B. Alexander, Richard A. Smith
1990, Open-File Report 90-130
Estimates of nitrogen and phosphorus fertilizer use were made for counties in the United States for the period 1945 to 1985. County fertilizer use estimates were obtained through the disaggregation of state-level fertilizer use in proportion to the amount of state fertilized acreage reported to exist in counties. Numerical values...
Quaternary geologic map of the White Lake 4° x 6° quadrangle, United States
William A. Gilliland, E. G. Wermund, David L. Weide, David W. Moore, Charles A. Bush
Gerald M. Richmond, editor(s)
1990, IMAP 1420(NH-15)
This map is part of the Quaternary Geologic Atlas of the United States (I-1420). It was first published as a printed edition in 1990. The geologic data have now been captured digitally and are presented here along with images of the printed map sheet and component parts as PDF files....
Geology of the Mahd Adh Dhahab District, Kingdom of Saudi Arabia
A.M. Afifi
1990, Open-File Report 90-315
Approximately 200 km2 around the Mahd adh Dhahab mine were mapped at 1:18,000 scale, with emphasis on establishing the volcanic stratigraphy. The Mahd Group, which rests over a basement of metamorphosed tonalite, is divided into the Lahuf formation and Tuwal formation, which are separated by an unconformity. The Lahuf is...
Effects of surface coal mining and reclamation on the geohydrology of six small watersheds in West-Central Indiana
Jeffrey D. Martin, Richard F. Duwelius, Charles G. Crawford
1990, Water Supply Paper 2368-B
Six small watersheds in west-central Indiana were selected for study of the hydrologic effects of surface coal mining and reclamation. The watersheds include mined and reclaimed, mined and unreclaimed, and unmined agricultural land uses and are each less than 3 square miles in area. Surface-water, ground-water, and meteorologic data for...