United States Geological Survey YearbookThe Survey - Geology |
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Results 1-5 of 7
Page 1
... Volcano con- tinued in 1982 with advance warnings issued for each eruption . These warnings of contin- uing activity provided notice for the safe evacuation of people potentially threatened by an eruption . Seismic activity at Long ...
... Volcano con- tinued in 1982 with advance warnings issued for each eruption . These warnings of contin- uing activity provided notice for the safe evacuation of people potentially threatened by an eruption . Seismic activity at Long ...
Page 5
... Volcano which erupted through a Mexican cornfield in 1945 , erupted in what is now Lassen Volcanic National Park . On more than one occasion in the mid - 1800 period , as many as three volcanoes were active during a single year . That ...
... Volcano which erupted through a Mexican cornfield in 1945 , erupted in what is now Lassen Volcanic National Park . On more than one occasion in the mid - 1800 period , as many as three volcanoes were active during a single year . That ...
Page 9
... volcanoes and considered to be the result of rock frac- ture caused by the pressure of intruding magma or of gas ... Volcano Observatory familiar with the activity at Mount St. Helens . That con- cern was dramatically heightened on ...
... volcanoes and considered to be the result of rock frac- ture caused by the pressure of intruding magma or of gas ... Volcano Observatory familiar with the activity at Mount St. Helens . That con- cern was dramatically heightened on ...
Page 12
... Volcano Observatory established four dry - tilt stations on the flanks of the Long Valley resurgent dome and a fifth sta- tion near the Mammoth Lakes epicentral area to supplement the leveling and geodimeter trilateration surveys that ...
... Volcano Observatory established four dry - tilt stations on the flanks of the Long Valley resurgent dome and a fifth sta- tion near the Mammoth Lakes epicentral area to supplement the leveling and geodimeter trilateration surveys that ...
Page 14
... area unlike- ly to be affected by earthquakes , volcanoes , and so forth , and that the risk of exhuma- 11 .8 10 9 8 7 0 200 400 600 14 • Use of the Geohydrologic Environment for High-Level Radioactive Waste Disposal.
... area unlike- ly to be affected by earthquakes , volcanoes , and so forth , and that the risk of exhuma- 11 .8 10 9 8 7 0 200 400 600 14 • Use of the Geohydrologic Environment for High-Level Radioactive Waste Disposal.
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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