Somerset County, Maine: hazard risk

FEMA rates Somerset County's overall risk Relatively Low (score 67.9 of 100, higher than 67% of rated U.S. counties); 4 of its 15 hazards are rated Relatively High or Very High, led by winter weather, cold wave, ice storm. Its storm record holds 1,343 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), Somerset County, by FEMA's rating, then score
HazardRisk ratingScoreExpected annual loss
Winter WeatherRelatively High94.9$648K
Cold WaveRelatively High91.8$8.0M
Ice StormRelatively High90.2$936K
LightningRelatively High85.9$952K
HurricaneRelatively Moderate85.9$4.2M
DroughtRelatively Moderate78.8$850K
LandslideRelatively Low76.2$10K
Riverine FloodingRelatively Low61.8$9.4M
Strong WindRelatively Low47.4$498K
HailRelatively Low35.0$143K
AvalancheVery Low60.2$1K
EarthquakeVery Low59.4$431K
WildfireVery Low22.1$9K
Heat WaveVery Low20.9$66K
TornadoVery Low16.3$163K

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 storms5590$11M14th of 161752nd of 3,077
Severe thunderstorm wind2650–12th of 162682nd of 3,080
Floods1580$24M11th of 162022nd of 3,080
Extreme cold1070–9th of 161284th of 3,076
High wind and dust storms1041$25K15th of 162145th of 3,080
Hail630–15th of 162819th of 3,080
Drought530$2.3M12th of 162133rd of 3,063
Tornadoes130$3.8M11th of 162736th of 3,080
Lightning80$179K12th of 161894th of 3,080
Heat60–16th of 162406th of 3,076
Hurricanes and tropical storms30–16th of 161088th of 1,849
Heavy rain20–14th of 162377th 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 Somerset County record: every hazard by year and month, the deadliest events and FEMA's declarations.

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