United States Geological Survey YearbookU.S. Geological Survey, 1986 - Geology |
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Page 29
... SAN JOAQUIN VALLEY , CALIFORNIA The San Joaquin Valley is a vital natural ... River or tributary sloughs . Thus , the potential problem encompasses far ... San Joaquin Valley . The study is designed to answer key ques- tions about ...
... SAN JOAQUIN VALLEY , CALIFORNIA The San Joaquin Valley is a vital natural ... River or tributary sloughs . Thus , the potential problem encompasses far ... San Joaquin Valley . The study is designed to answer key ques- tions about ...
Page 31
... San Joaquin Valley of California . Modesto Merced Kesterson Mendota P4 * New Idria Coalinga Fresno P1 PERCENTILES ... River Basin Design of the prototype Federal Geo- graphic Exchange. Geological Survey Yearbook 1986 31.
... San Joaquin Valley of California . Modesto Merced Kesterson Mendota P4 * New Idria Coalinga Fresno P1 PERCENTILES ... River Basin Design of the prototype Federal Geo- graphic Exchange. Geological Survey Yearbook 1986 31.
Page 69
Geological Survey (U.S.). and water quality is degraded by wastes . The San Francisco Bay estuary is no exception . As the estuary of the Sacramento and San Joaquin Rivers , San Francisco Bay receives runoff from 40 percent of ...
Geological Survey (U.S.). and water quality is degraded by wastes . The San Francisco Bay estuary is no exception . As the estuary of the Sacramento and San Joaquin Rivers , San Francisco Bay receives runoff from 40 percent of ...
Page 70
... San Joaquin River near its mouth . Lines are least - squares regressions . Sulfate ( μmole / liter ) Nitrate ( μmole / liter ) 3000 2000 1000 300 200 100 A B 0 1950 1960 1970 1980 Industrial and domestic wastes , as well as urban runoff ...
... San Joaquin River near its mouth . Lines are least - squares regressions . Sulfate ( μmole / liter ) Nitrate ( μmole / liter ) 3000 2000 1000 300 200 100 A B 0 1950 1960 1970 1980 Industrial and domestic wastes , as well as urban runoff ...
Page 71
... San Francisco Bay is . Industrial wastes were implicated in the collapse of the bay's large oyster industry in the ... river water into the bay . Construction of Shasta Dam in 1944 , for example , eliminated half of the salmonid spawning ...
... San Francisco Bay is . Industrial wastes were implicated in the collapse of the bay's large oyster industry in the ... river water into the bay . Construction of Shasta Dam in 1944 , for example , eliminated half of the salmonid spawning ...
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activities Administration Alaska aquifer areas Assistant Award basin Bureau Calcasieu River California cartographic Chief Hydrologist City City of w climate coal coastal Commission concentrations contamination cooperative Coordination data base Denver Denver Federal Center Department of Public deposits Earth earth-science earthquake energy Environmental Federal agencies feet fiscal flow geographic information systems Geologic Division geologic map Geologist geophysical global change graphic ground water ground-water hazards hydrologic investigations Irrigation Lake Lake Nyos land levels located Management Menlo Park ment miles mineral resources National Center National Mapping Division natural Office organic percent Planning processes radon Regional resource assessment Reston River rocks samples SAN DIEGO San Joaquin River scientific scientists sediment seismic selenium Service soil Stop streamflow studies surface tion Transportation U.S. Geological Survey United University users USGS Valley Volcano Water Conservation District Water District water quality water-quality wetlands zone