United States Geological Survey YearbookU.S. Geological Survey, 1994 - Geology |
From inside the book
Results 1-5 of 34
Page 5
... levels of ground motion and the resultant widespread damage emphasized the need for a better understanding of how local geology affects the levels of ground shaking . A coordinated effort by USGS and university seismologists deployed ...
... levels of ground motion and the resultant widespread damage emphasized the need for a better understanding of how local geology affects the levels of ground shaking . A coordinated effort by USGS and university seismologists deployed ...
Page 7
... levels and the strong levels of shaking that occurred . The reason was proba- bly the lower - than - average water - table levels in the San Fernando Valley . Localized lique- faction and lateral spreading took place in the San Fernando ...
... levels and the strong levels of shaking that occurred . The reason was proba- bly the lower - than - average water - table levels in the San Fernando Valley . Localized lique- faction and lateral spreading took place in the San Fernando ...
Page 11
... level . These areas are being mapped as the analyses are refined . Information thus gathered will help identify locations suitable for different land uses , including agriculture , habitat restoration , industry , and commerce ...
... level . These areas are being mapped as the analyses are refined . Information thus gathered will help identify locations suitable for different land uses , including agriculture , habitat restoration , industry , and commerce ...
Page 12
... levels , flood dura- tion and extent , and economic losses , they surpassed any previous flood in the history of the United States . Seasonal rainfall records were broken in 9 Midwestern States , 95 National Weather Service forecast ...
... levels , flood dura- tion and extent , and economic losses , they surpassed any previous flood in the history of the United States . Seasonal rainfall records were broken in 9 Midwestern States , 95 National Weather Service forecast ...
Page 16
... level of the floodplain ) are flooded first by backwater overflow . This relatively passive backwater flooding does not ... levels of the river val- ley ) , and ( 4 ) the highest river terraces ( not inundated by the 1993 floods and at ...
... level of the floodplain ) are flooded first by backwater overflow . This relatively passive backwater flooding does not ... levels of the river val- ley ) , and ( 4 ) the highest river terraces ( not inundated by the 1993 floods and at ...
Other editions - View all
Common terms and phrases
activities Administration agencies agricultural aquifer areas Assessment atmosphere Award Bureau Center City City of w coal Colorado comet Commission concentrations contaminant cooperation in earth County Water data sets database debris flows discharge distribution Division DSDL earth science environment Environmental Federal flood floodplain geographic information systems Geological Survey USGS GeoMedia geospatial data global ground-water hazards High Plains hydrologic impact Internet Irrigation KILOMETERS Lake land levees locations maps ment methane Mineral Resources Mississippi River monitoring Mount Rainier Mount Zirkel Wilderness Municipal National natural gas nitrate Northridge earthquake NSDI pesticides petroleum Planning region Reston River Basin Scientific and technical scientists sediment seismic Service South Platte River spatial data studies technical cooperation Telephone tion Transportation U.S. Geological Survey U.S.-Mexico border University users USGS Valley videoconferencing Volunteer Water Conservation District Water District Water Resources