United States Geological Survey YearbookThe Survey, 1986 - Geology |
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Page 5
... Increased tritium con- centrations occur in the spring , possibly because shallow pore water moves upward under the increasing influence of evapo- transpiration and deeper pore water moves downward as seasonal recharge to the saturated ...
... Increased tritium con- centrations occur in the spring , possibly because shallow pore water moves upward under the increasing influence of evapo- transpiration and deeper pore water moves downward as seasonal recharge to the saturated ...
Page 6
... increasing DOC and tritium con- centrations corresponded to the proximity of the trenches . Offsite , DOC and tritium in the unsaturated zone were near detection limits . For sampling points in the saturated zone , DOC concentrations ...
... increasing DOC and tritium con- centrations corresponded to the proximity of the trenches . Offsite , DOC and tritium in the unsaturated zone were near detection limits . For sampling points in the saturated zone , DOC concentrations ...
Page 7
... caps and inter- trench areas , providing access to in- filtrating water and increasing the potential for release of radionuclides . Introduction During the past 40 years , the U.S. Geo- Geological Survey Yearbook 1986 7.
... caps and inter- trench areas , providing access to in- filtrating water and increasing the potential for release of radionuclides . Introduction During the past 40 years , the U.S. Geo- Geological Survey Yearbook 1986 7.
Page 8
... increased , the Survey's traditional map- ping program has become a program in transition . Primary Mapping Program The Primary Mapping Program is de- signed to provide current and accurate cartographic data to the user community ...
... increased , the Survey's traditional map- ping program has become a program in transition . Primary Mapping Program The Primary Mapping Program is de- signed to provide current and accurate cartographic data to the user community ...
Page 9
... increased emphasis is placed on revision procedures to respond to new user requirements . Because procedures required to complete primary mapping and to convert sub- standard and deficient maps will be similar to those used to meet ...
... increased emphasis is placed on revision procedures to respond to new user requirements . Because procedures required to complete primary mapping and to convert sub- standard and deficient maps will be similar to those used to meet ...
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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