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Delaware Emergency Management Agency (DEMA) Seismic Station

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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.

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

Latitude: 39.31871
Longitude: -75.60979
Elevation: 14 meters above sea level

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Delaware Emergency Management Agency (DEMA) Seismic Station
Delaware Emergency Management Agency (DEMA) Seismic Station