Delaware Geological Survey

Delaware Emergency Management Agency (DEMA)

Delaware Emergency Management Agency (DEMA)

Latitude:N39.31871
Longitude:W75.60979
Elevation:14 meters
DEMA
DEMA

Geology

The seismometer, located at the Delaware Emergency Management Agency, is located on the Columbia Formation. The Columbia Formation is a fine to coarse, feldspathic quartz sand with varying amounts of gravel. It is primarily a body of glacial outwash sediment deposited in a cold climate during the middle Pleistocene.

Equipment

Seismometer:Geospace Corp. HS-10 Short period
Amplifier: Emtel 6242 Gain -18dB
VCO: 2380 Hz


Delaware Geological Survey © 2007
http://www.dgs.udel.edu