Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Photographer documenting the flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Workers clearing debris from the flood in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Young girl holding a puppy and sitting in the driveway of a home damaged by the flood in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Man looking at the flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Body recovered after the flood in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972. The flood resulted in 238 deaths and 3,057 injuries.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Young girl holding a puppy and sitting in the driveway of a home damaged by the flood in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Photographer documenting the flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.

Flood damage in Rapid City, South Dakota following 15 inches of rain over a small area in the Black Hills caused Rapid Creek and other waterways to overflow on June 9, 1972.