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June 1925 Clarkston Valley, USA Images

Published by NOAA National Centers for Environmental Information | National Oceanic and Atmospheric Administration, Department of Commerce | Catalog Last Checked: April 12, 2026 at 02:32 AM | Dataset Last Updated: February 01, 2012 at 12:00 AM
Location: east of Helena. Affected area: 803,000 square kilometers. Damage: $0.3 million. Chimneys fell in every direction from the shaking. In addition, brick and mortar structures were damaged. Cracks appeared in roads, and railroad tracks were bent.

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