| Information for station GRFO as of February 1997. | |
|---|---|
| Station: Grafenberg, Germany | |
| Director: Dr. Burkhard Buttkus | Network Affiliation: USGS-GDSN |
| Address: Seismologisches Zentralobservatorium Krankenhausstrabe 1 91054 Erlangen Germany |
Network Contact: Albuquerque Seismic Network Building 10002 Kirtland AFB East Albuquerque NM 87115-5000 |
| Telephone: 49 9131 25900 | Open Station: No |
| Fax: 49 9131 26936 | Parent Organization: Bundesanstalt fuer Geowiessenschaften und Rohstoffe Stilleweg 2 Hanover, Germany |
| Email: d311detector@szgrf.bgr.d400.de | |
| Coordinates: Latitude: 49.6919N Longitude: 11.2217E |
Elevation to Sensor: 425 Depth to Sensor: 100 |
| Geology: On top of borehole. Chalk and dolomite of Jurassic age (Malm) with a covering of a thin layer of sandy loam. | |
| Vault Conditions: Instrument is installed in a 7-inch borehole. (standard SRO installation) | |
| Site Description: N/A | |
| Addresses from which to obtain data. | |
| Station Instrumentation | |
|---|---|
| 1. Seismic Research Observatory - SRO: [ SR ] | 13 Aug 1978 to Present |