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Flash Flood — Lawrence, SD

Aug 8, 2002

A powerful line of severe thunderstorms moved traversed Lawrence County entirely from west to east. Several reports of three-quarter inch diameter hail were received across the county. The associated rainfall created flash flooding and mudslides in downtown Deadwood where a recent large forest fire had destroyed vegetation and severely burned the ground to within a few feet of structures in town. Mud and water two to three feet deep ran through downtown streets and businesses. Debris from the mu

Source: NOAA National Weather Service Storm Events Database (event 5310616). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Lawrence, SD

This event is one of many recorded floods in Lawrence County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

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