United States Geological Survey YearbookThe Survey - Geology |
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Page 1
... Seismic activity at Long Valley , California , led the Survey to issue a notice of potential volcanic activity hazard for that area . The detailed story of this geologic hazard is the subject of a major essay in this volume . In a ...
... Seismic activity at Long Valley , California , led the Survey to issue a notice of potential volcanic activity hazard for that area . The detailed story of this geologic hazard is the subject of a major essay in this volume . In a ...
Page 5
... seismic activity at Lassen Volcanic National Park increased significantly during early 1982 , and a similar increase in seis- micity has been noted beneath the Coso Range volcanoes in the southern Owens Valley . However , the most ...
... seismic activity at Lassen Volcanic National Park increased significantly during early 1982 , and a similar increase in seis- micity has been noted beneath the Coso Range volcanoes in the southern Owens Valley . However , the most ...
Page 9
... seismic phenomena commonly associated with active volcanoes and considered to be the result of rock frac- ture caused by the pressure of intruding magma or of gas released from it . These revelations prompted considerable concern among ...
... seismic phenomena commonly associated with active volcanoes and considered to be the result of rock frac- ture caused by the pressure of intruding magma or of gas released from it . These revelations prompted considerable concern among ...
Page 12
... seismic activity , and the resurgent dome of the caldera . Monitoring Activities Expanded Even before release of the volcanic hazards notice , the Geological Survey began intensifying its monitoring activities in the Long Valley ...
... seismic activity , and the resurgent dome of the caldera . Monitoring Activities Expanded Even before release of the volcanic hazards notice , the Geological Survey began intensifying its monitoring activities in the Long Valley ...
Page 14
... seismic or volcanic activity ; • Slow rate of erosion ; • Ground - water chemistry favoring low radionuclide solubility ; and • High capacity for adsorption ( sorption ) or ion exchange of waste radionuclides . In view of the numerous ...
... seismic or volcanic activity ; • Slow rate of erosion ; • Ground - water chemistry favoring low radionuclide solubility ; and • High capacity for adsorption ( sorption ) or ion exchange of waste radionuclides . In view of the numerous ...
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activity Administration Alaska Apalachicola Apalachicola River Assessment Basin California cartographic Cascade volcanoes City Commission conodont conterminous United Cooperative data base Denver Department of Public deposits digital data digital line graphs Earth Resources Observation earth science earthquakes Energy Environmental eruptions evaluation faults Federal agencies Federal Bldg fiscal year 1982 Flood Control Geologic Division Geologist ground water ground-water hazards hydrologic Investigations Irrigation kaolinite Landsat Long Valley Caldera magma major Mammoth Lakes Menlo Park ment million mineral resources Minerals Management Service monitoring National Center National Mapping Division Nevada oil and gas percent Planning Planning w potential Potomac River produced Puerto Rico quadrangle radiometer Regional Research Resources Observation Systems resurgent dome rocks sediments seismic square miles STOP studies Survey's techniques tidal Potomac River tidal river tion topographic Transportation U.S. Geological Survey volcanic Water Conservation District Water District water levels Water Management Water Resources Western zone Δ Δ