Wasco County, Oregon: hazard risk

FEMA rates Wasco County's overall risk Relatively Low (score 67.8 of 100, higher than 67% of rated U.S. counties); 2 of its 15 hazards are rated Relatively High or Very High, led by wildfire, ice storm. Its storm record holds 420 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), Wasco County, by FEMA's rating, then score
HazardRisk ratingScoreExpected annual loss
WildfireRelatively High98.1$15M
Ice StormRelatively High84.2$609K
Volcanic ActivityRelatively Low91.2$28K
EarthquakeRelatively Low83.0$2.4M
AvalancheRelatively Low73.2$9K
Riverine FloodingRelatively Low59.2$9.5M
Cold WaveRelatively Low43.1$799K
Heat WaveRelatively Low42.6$280K
Winter WeatherRelatively Low40.1$49K
LightningRelatively Low38.5$163K
LandslideVery Low55.2$2K
DroughtVery Low17.5$2K
HailVery Low16.5$62K
Strong WindVery Low15.1$135K
TornadoVery Low4.7$18K

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 storms1660$291K20th of 362262nd of 3,077
High wind and dust storms941$728K24th of 361427th of 3,080
Wildfires652$364K9th of 36102nd of 2,972
Extreme cold280$98K22nd of 362184th of 3,076
Heat240–18th of 361802nd of 3,076
Severe thunderstorm wind170$23K16th of 362931st of 3,080
Hail140–19th of 362908th of 3,080
Floods60–31st of 363020th of 3,080
Landslides and avalanches31$53K18th of 36318th of 2,278
Heavy rain10–31st of 362355th of 3,080
Tornadoes10–28th of 362963rd 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 Wasco County record: every hazard by year and month, the deadliest events and FEMA's declarations.

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