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The National CASC (NCASC), based at USGS headquarters in Reston, Virginia, serves as the national office for the CASC network, while eight regional CASCs made up of federal-university consortiums located across the U.S., U.S. Pacific Islands, and U.S. Caribbean deliver science that addresses resource management priorities of the states within ...
The Center for Earth Resources Observation and Science (EROS) is a United States Geological Survey data management, systems development, and research field center It serves as the national archive of remotely sensed images of the Earth's land surface acquired by civilian satellites and aircraft.
A collaboration with the IRIS Consortium began in 1984 as a result of a need to expand and succeed the WWSSN with the Global Seismographic Network (GSN). The GSN, originally funded entirely by the USGS under the National Earthquake Hazards Reduction Program (NEHRP), is now jointly supported by the National Science Foundation.
Logo of the ANSS. The Advanced National Seismic System (ANSS) is a collaboration of the United States Geological Survey (USGS) and regional, state, and academic partners that collects and analyzes data on significant earthquakes to provide near real-time (generally within 10 to 30 minutes [1]) information to emergency responders and officials, the news media, and the public. [2]
U.S. Geological Survey National Center visitor entrance in 2011. The approximately 1,000,000 sq. ft., 1,200 foot long U.S. Geological Survey National Center building sits on a 105-acre site. The building was built in part to embody the Survey's mission. Notably, the main tower’s eight-pointed star shape symbolizes the cardinal points of a ...
A magnitude 5.0 quake struck on Feb. 14, followed by a magnitude 4.7 temblor on Tuesday morning, both in Culberson County in West Texas, according to the United States Geological Survey.
Classically, a control is divided into horizontal (X-Y) and vertical (Z) controls (components of the control), however with the advent of satellite navigation systems, GPS in particular, this division is becoming obsolete. In the U.S., there is a national control network called the National Spatial Reference System (NSRS). [2]
NAVD 88 was established in 1991 by the minimum-constraint adjustment of geodetic leveling observations in Canada, the United States, and Mexico.It held fixed the height of the primary tide gauge benchmark, referenced to the International Great Lakes Datum of 1985 local mean sea level (MSL) height value, at Rimouski, Quebec, Canada.