Debris Flow in Stevens County, Washington

Debris Flow January 28, 2020 – January 31, 2020 · Stevens County, Washington

$100K

Damage as recorded

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

A hillside along route 231 near Valley began slowly sliding and compromising the road bed. Temporary traffic lights were installed to restrict traffic to one lane while highway crews stabilized the road bed.

The wider storm

Moderate rain on already saturated soil triggered a hillside to begin slowly creeping and thus undermining State Route 231 near Valley. Traffic was restricted to one lane at the slide site.

Began near Valley (48.2052, -117.7280).

Source: NOAA Storm Events Database, event 871133. Narratives are written by the National Weather Service forecast office that issued the report.

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