United States Geological Survey YearbookThe Survey, 1986 - Geology |
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Page 2
... soil . Trenches ranged in length from 35 to 580 feet , in width from 8 to 70 feet , and in depth from 8 to 26 feet . Typical trench dimensions and the method of waste material deposi- tion are shown in figures 3A , 3B , and 3C ...
... soil . Trenches ranged in length from 35 to 580 feet , in width from 8 to 70 feet , and in depth from 8 to 26 feet . Typical trench dimensions and the method of waste material deposi- tion are shown in figures 3A , 3B , and 3C ...
Page 3
... soil heat flux , soil temperature , horizontal wind speed , and wet- and dry - bulb air temperatures . Instruments used to monitor the mete- orological regime are shown in figure 4 . Annual mean precipitation ( 36 inches ) and mean ...
... soil heat flux , soil temperature , horizontal wind speed , and wet- and dry - bulb air temperatures . Instruments used to monitor the mete- orological regime are shown in figure 4 . Annual mean precipitation ( 36 inches ) and mean ...
Page 5
... soil - moisture tensiometers , piezometers extending through the tunnel floor to the saturated zone , soil - suction lysimeters , and gravity - drain lysimeters . During the spring , which is generally a wet season in the Midwest ...
... soil - moisture tensiometers , piezometers extending through the tunnel floor to the saturated zone , soil - suction lysimeters , and gravity - drain lysimeters . During the spring , which is generally a wet season in the Midwest ...
Page 6
... soil - suction lysimeters geologic units was influenced by the units ' mineralogy . For sampling points in the unsaturated zone , increasing DOC and tritium con- centrations corresponded to the proximity of the trenches . Offsite , DOC ...
... soil - suction lysimeters geologic units was influenced by the units ' mineralogy . For sampling points in the unsaturated zone , increasing DOC and tritium con- centrations corresponded to the proximity of the trenches . Offsite , DOC ...
Page 7
... soil layer are essential to reduce soil erosion , infiltration of precipitation , and offsite migration of radionuclides . Early , continuous , and long - term mon- itoring are required . The site may not function the same way over time ...
... soil layer are essential to reduce soil erosion , infiltration of precipitation , and offsite migration of radionuclides . Early , continuous , and long - term mon- itoring are required . The site may not function the same way over time ...
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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