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Page 5515, results 137851 - 137875

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Water resources data for Louisiana, water year 1973
Water Resources Division, U.S. Geological Survey
1974, Water Data Report LA-73-1
Water resources data for the 1973 water year for West Virginia including records of streamflow or reservoir storage at gaging stations, partial-record stations, and miscellaneous sites, records of water-quality data on the chemical and physical characteristics of surface water, and records of ground-water levels at index wells are given in...
Hydrologic Unit Map -- 1974, State of Pennsylvania
Water Resources Division, U.S. Geological Survey
1974, Hydrologic Unit 39
This map and accompanying table show Hydrologic Units that are basically hydrographic in nature.  The Cataloging Units shown will supplant the Cataloging Units previously used by the U.S. Geological Survey in its Catalog of Information on Water Data (1966-72).  The previous U.S. Geological Survey Catalog-Indexing System was by map number...
Low-flow characteristics of Kentucky streams - A preliminary report
R.V. Swisshelm Jr.
1974, Open-File Report 73-273
The U.S. Geological Survey has been gathering low-flow data on streams throughout Kentucky for several decades. Much of the data now have been analyzed to determine the frequency of the annual low flow on those streams. Knowledge of the magnitude and frequency of low flow is necessary for planning, managing,...
Analog model study of the ground-water basin of the Upper Coachella Valley, California
Stephen J. Tyley
1974, Water Supply Paper 2027
An analog model of the ground-water basin of the upper Coachella Valley was constructed to determine the effects of imported water on ground-water levels. The model was considered verified when the ground-water levels generated by the model approximated the historical change in water levels of the ground-water basin caused by...
Summary appraisals of the Nation's ground-water resources; Texas Gulf region
E. T. Baker Jr., James Ray Wall
1974, Open-File Report 74-331
Ground water in the Texas-Gulf Region is a large and important resource that can provide a more significant percentage of the total water supply of the region. Total water requirements within the region are projected to rise sharply from 14 million acre-feet (17 cubic kilometres) in 1970 to nearly 26...