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USGS/Cascades Volcano Observatory, Vancouver, Washington

REPORT:
July 1980 Mt. Hood earthquake swarm


-- Alan Rite and H.M. Iyer, 1981,
July 1980 Mt. Hood earthquake swarm: U.S. Geological Survey Open-File Report 81-48, 21p.
During the month of July 1980, an unsual amount of seismic activity was recorded in the vicinity of Mto Hood, Oregon by the USGS Cascades seismic network. Hypocentral parameters for this earthquake swarm are presented as well as a brief review of historical seismicity in the Mto Hood region. -- Rite and Iyer, 1981

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04/17/07, Lyn Topinka