United States Geological Survey YearbookU.S. Geological Survey, 1994 - Geology |
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... Collecting , analyzing , and disseminating the scientific information needed to answer these questions are the primary mission of the USGS . This information is provided to the pub- lic in many forms , such as reports , maps , and data ...
... Collecting , analyzing , and disseminating the scientific information needed to answer these questions are the primary mission of the USGS . This information is provided to the pub- lic in many forms , such as reports , maps , and data ...
Page 3
... Collecting data on seismic hazards in southern California to help mitigate damage from future earthquakes . Seismological Observations ollowing the mainshock , there were thousands of aftershocks , including 7 magnitude 5 events , 38 ...
... Collecting data on seismic hazards in southern California to help mitigate damage from future earthquakes . Seismological Observations ollowing the mainshock , there were thousands of aftershocks , including 7 magnitude 5 events , 38 ...
Page 20
... collected and Debris - Flow Hazards at Mount Rainier D ebris flows pose significant hydrologic hazards on and near volcanoes in the Pacific Northwest . Debris flows are destruc- tive , churning masses of water , rock , and mud that ...
... collected and Debris - Flow Hazards at Mount Rainier D ebris flows pose significant hydrologic hazards on and near volcanoes in the Pacific Northwest . Debris flows are destruc- tive , churning masses of water , rock , and mud that ...
Page 46
... collected from 1992 through 1994 . Mass - balance - estimated nitrate concentrations in the ground- water discharge are for samples collected in April 1994 . Microbial denitrifica- tion is a bacterial pro- cess that converts nitrate ...
... collected from 1992 through 1994 . Mass - balance - estimated nitrate concentrations in the ground- water discharge are for samples collected in April 1994 . Microbial denitrifica- tion is a bacterial pro- cess that converts nitrate ...
Page 48
... collected during NAWQA studies to assess the status , trends , and cause - and - effect relations for the Nation's highest priority national and regional water- quality issues . About 1.1 billion pounds of pesticides are used each year ...
... collected during NAWQA studies to assess the status , trends , and cause - and - effect relations for the Nation's highest priority national and regional water- quality issues . About 1.1 billion pounds of pesticides are used each year ...
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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