Jul 20, 2021
A deadly debris flow from the Cameron Peak burn area, struck Black Hollow Gulch west of Rustic on CO-14. The debris flow, estimated to be 5 to 8 feet deep, destroyed 6 homes and other structures. Four people were killed when their residence was swept away by the floodwaters. The houses and structures were at the mouth of Black Hollow Canyon on the Poudre River. The debris consisting of small, medium, and large boulders, mud, and entire burned trees flowed down the canyon and destroyed the hou
Source: NOAA National Weather Service Storm Events Database (event 971685). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Larimer County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.