United States Geological Survey YearbookThe Survey, 1986 - Geology |
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Page 4
... samples collected from three locations from 1982 through 1985 was analyzed for tritium . Tritium is the only radionuclide in pore water and ground water at the site that has been detected in concentrations above background levels ...
... samples collected from three locations from 1982 through 1985 was analyzed for tritium . Tritium is the only radionuclide in pore water and ground water at the site that has been detected in concentrations above background levels ...
Page 6
... samples also were collected . Samples were analyzed for major cations and anions , dissolved organic carbon ( DOC ) , pH , specific conductance , alkalinity , gross alpha and beta radiation , and tritium . Analysis indicated that the ...
... samples also were collected . Samples were analyzed for major cations and anions , dissolved organic carbon ( DOC ) , pH , specific conductance , alkalinity , gross alpha and beta radiation , and tritium . Analysis indicated that the ...
Page 19
... in Cajon Pass , California . ( Photograph cour- tesy of Lee Silver , Deep Obser- vation and Sampling of the Earth's Continental Crust , Inc. ) detailed geologic data essential to mineral , energy , and. Geological Survey Yearbook 1986 19.
... in Cajon Pass , California . ( Photograph cour- tesy of Lee Silver , Deep Obser- vation and Sampling of the Earth's Continental Crust , Inc. ) detailed geologic data essential to mineral , energy , and. Geological Survey Yearbook 1986 19.
Page 30
... sampling wells , and detailed data from individual fields , a working conceptual model that attempts to explain the distribution of selenium at the regional scale has been developed . This model , although preliminary and unverified ...
... sampling wells , and detailed data from individual fields , a working conceptual model that attempts to explain the distribution of selenium at the regional scale has been developed . This model , although preliminary and unverified ...
Page 40
... Sampling soil • Sampling well water Cooperating with EPA to determine toxic sites throughout the country Philadelphia Washington , DC N. J. PA . - Radon gas found in dwellings and water supply hazard if the bottom of the foundation of a ...
... Sampling soil • Sampling well water Cooperating with EPA to determine toxic sites throughout the country Philadelphia Washington , DC N. J. PA . - Radon gas found in dwellings and water supply hazard if the bottom of the foundation of a ...
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activities Administration Alaska aquifer areas basins California cartographic City Commission concentrations contaminants cooperation Coordination County data base Denver Denver Federal Center deposits digital cartographic data distribution drought earth-science earthquake Energy Environmental eruption Federal agencies Federal Bldg feet fiscal year 1986 flow format geographic information systems Geologist geophysical Gorda Ridge graphic ground water ground-water hazards hydrologic increased investigations Irrigation land Landsat levels located logical Survey Management Menlo Park ment miles mineral resource assessment monitoring National Center National Mapping Division National Water Office Operations organic Orinoco River Parkfield percent Planning potential precipitation production quadrangle radioactive waste radon Regional Reston River rocks runoff Salt Lake samples saturated zone scientific Scientific Drilling sediment seismic selenium Service soil sources Stop streamflow studies sulfide surface Survey's terranes tion Transportation trends U.S. Geological Survey United uranium Valley volcano waste Water District water quality Water Resources Division water-quality