gov.noaa.ngdc.mgg.photos:245Location: almost directly beneath Helena. Affected area: 363,000 square kilometers. Damage: $4 million. A series of earthquakes beginning on October 3, 1935, shook the area. The strongest of the shocks was on October 18. Several shocks of lesser intensity were followed by a second strong earthquake on October 31 that destroyed many buildings that had been previously damaged. The shocks continued with additional strong shocks on November 21 and November 28.To provide long-term scientific data stewardship for the Nation's geophysical data, ensuring quality, integrity, and accessibilityIn workasNeeded-112-11246.646.6NASA/GCMD Earth Science KeywordsEARTH SCIENCE > HUMAN DIMENSIONS > Natural Hazards > Geological HazardsRestriction Code: otherRestrictions; DOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of CommerceHazards Dataphysical and mailing NOAA/NESDIS/NGDC E/GC 325 Broadway BoulderCO80305-3328(303) 497-3707haz.info@noaa.govUnknown 20120222Heather McCulloughDOC/NOAA/NESDIS/NGDC > National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commercemailing and physical NOAA/NESDIS/NGDC/MGG 325 Broadway E/GC3 BoulderCO80305-3328(303) 497-3707haz.info@noaa.govHeather.McCullough@noaa.govContent Standard for Digital Geospatial Metadata: Extensions for Remote Sensing MetadataFGDC-STD-012-2002