Asotin County, Washington: hazard risk

FEMA rates Asotin County's overall risk Very Low (score 17.9 of 100, higher than 17% of rated U.S. counties). Its storm record holds 208 events since 1950.

FEMA's rating for each hazard

These are FEMA's county-wide model ratings and this county's storm record. They are not an assessment of any property, address or building, and not insurance advice: a property's risk depends on its own elevation, construction and location.

FEMA gives each hazard its own rating, and a rating does not follow the score from one hazard to the next: a hazard with a higher score can carry a lower rating than another. The table sorts by FEMA's rating, then by score (0 to 100, the county against every other county for that hazard).

National Risk Index (December 2025), Asotin County, by FEMA's rating, then score
HazardRisk ratingScoreExpected annual loss
WildfireRelatively Moderate89.4$982K
LandslideRelatively Low72.3$6K
AvalancheRelatively Low70.8$4K
Heat WaveRelatively Low53.8$356K
Riverine FloodingRelatively Low38.5$3.7M
EarthquakeVery Low32.7$77K
Winter WeatherVery Low19.5$14K
Cold WaveVery Low17.7$149K
DroughtVery Low13.8$155
Ice StormVery Low13.7$6K
Strong WindVery Low10.1$58K
LightningVery Low8.9$23K
HailVery Low7.0$16K
TornadoVery Low6.9$27K

Source: FEMA National Risk Index, December 2025 release. A model of future loss, not a count of past events. FEMA's National Risk Index map.

What the record holds

Storm records by hazard, with the county's rank by days with a record per 1,000 sq mi over each hazard's complete period
HazardRecordsDeathsDamageRank in stateRank in U.S.
Winter storms1040–9th of 391239th of 3,077
High wind and dust storms410$1.1M16th of 39732nd of 3,080
Hail210$2K1st of 392687th of 3,080
Severe thunderstorm wind150$71K2nd of 392747th of 3,080
Floods120$2.1M8th of 392385th of 3,080
Wildfires120$67M10th of 39149th of 2,972
Lightning20$13K7th of 391583rd of 3,080
Heavy rain10–29th of 392062nd of 3,080

Source: NOAA NCEI Storm Events Database, 1950 to 2026-06-30; damage in 2025 dollars. Search the record at NCEI.

The full Asotin County record: every hazard by year and month, the deadliest events and FEMA's declarations.

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