International Registry of Seismograph Stations
maintained jointly by
International Seismological Centre & World Data Center for Seismology, Denver
Station details: ================ Code: HDM Latitude: 41.48578 Longitude: -72.52322 Elevation: 24.0 Depth: Name: Haddam Region: Connecticut,U.S.A. Status: Station comments: ================= 19741223-1992?
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