Sep 12, 2022
September 12 flash flood and debris and surveyed areas. Debris flow Oak Glen Potato Canyon Birch creek (caught on video time lapse) which as 100,000 cubic yards of debris. Debris flow Valley of the Falls on Prospect street (death) up to 8 feet high with large boulders. Debris flow on Valley of the Falls road (just up the road shown in survey) which was 10 feet with another 50,000 cubic yards of debris. Debris flow San Gorgonio River (Apple scar) with the several million damage to the water plan
Source: NOAA National Weather Service Storm Events Database (event 1058944). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in San Bernardino County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.