Sep 5, 2007
Heavy rainfall in association with a line of thunderstorms produced two mud and rock slides in Snake River Canyon. Rainfall was estimated at 0.75 to 1.00 inches in less than 30 minutes. Both slides occurred between mile markers 118 and 121 on U.S. Highway 89 just east of Alpine. Vehicles were trapped between the slides for about one hour; however, debris was not completely removed from the road surface for nearly four hours. The larger of the two slides was five feet deep with rocks and upro
Source: NOAA National Weather Service Storm Events Database (event 47919). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Lincoln County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.