Sep 19, 2010
A thunderstorm containing very heavy rain led to a significant road washout just south of Tonasket on McLaughlin Canyon and Hardy Roads. McLaughlin Canyon Road was washed out 10 feet deep and 15 feet across. Hail to the size of dimes was also observed during the thunderstorm. Some trails on a residence property was also washed out.
Source: NOAA National Weather Service Storm Events Database (event 258526). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Okanogan County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.