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Page 5562, results 139026 - 139050

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Quality of runoff from small watersheds in the Twin Cities Metropolitan Area, Minnesota - A project plan
M. A. Ayers, G. A. Payne, Gary L. Oberts
1980, Open-File Report 80-592
A program of water-quality sampling to define the relationships between land use, watershed characteristics, and the quantity, quality, and timing of runoff has been started for the Twin Cities metropolitan area of Minnesota. Ten major watersheds were chosen as representative of conditions in the metropolitan area. Each will be sampled...
U.S. Geological Survey role in earthquake prediction
David P. Hill
1980, Open-File Report 80-144
Work in the Seismology Branch on the problem of earthquake prediction is based primarily on the recording and analysis of seismic (elastic) waves in the Earth generated either by earthquakes themselves or by artificial sources such as quarry blasts or explosions detonated in drill holes. At the present time this...
Water resources of the Port Gamble Indian Reservation, Washington
W. E. Lum II
1980, Water-Resources Investigations Report 79-66
This report provides information on the water resources of the Port Gamble Indian Reservation, Washington, including ground- and surface-water quality and quantity data and interpretations of the data. This information was gathered to provide a base for management and protection of the water resources of the reservation.Ground water in the...
Water-quality monitoring of three major tributaries to the Chesapeake Bay: Interim data report
David J. Lang, David Grason
1980, Water-Resources Investigations Report 80-78
The U.S. Geological Survey is monitoring the water quality of three major tributaries to Chesapeake Bay at their fall lines to obtain estimates of constituent inputs potentially available to the bay. The monitoring sites are: Susquehanna River at Conowingo, Md.; Potomac River at Washington, D.C.; and James River at Cartersville,...
Investigation of artificial recharge of aquifers in Nebraska
William F. Lichtler, David I. Stannard, Edwin Kouma
1980, Water-Resources Investigations Report 80-93
Large withdrawals of ground water for irrigation are causing progressive declines of ground-water levels in some areas of Nebraska. An investigation was conducted to determine the technical feasibility of artificially recharging aquifers through wells and through surface spreading by means of impoundments, pits, and canals. Information gained from a literature...