| 1. |  | Vanocker Canyon road washout after the June 9, 1972 flood. This is Vanocker Creek which is usualy dry, that cut the roadway in several places. | Floods -- Black Hills (S.D. and Wyo.) Floods -- South Dakota -- Rapid City (S.D.) | Vanocker Canyon road washout after the June 9, 1972 flood. This is Vanocker Creek which is usualy dry, that cut the roadway in several places. |