Natural hazards · Bull Mountain

Bull Mountain, OR natural hazards

Most of the natural-hazard damage FEMA expects in Bull Mountain comes from inland flooding, and overall the risk is moderate for a U.S. community.

FEMA National Risk Index, December 2025 · OpenFEMA claims, aid & declarations
Expected damage

How exposed is Bull Mountain?

40
Moderate
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Bull Mountain to be higher than in 40% of U.S. communities, mostly from inland flooding and earthquakes.

Inland flooding45%Earthquakes41%Heat waves6%Everything else8%
By hazard

What Bull Mountain faces

Each hazard’s share of the damage FEMA expects here, and how that compares with the rest of the country.

Inland flooding

45% of expected damage
Below average · higher than 34% of U.S. places
Recorded about once a year in the area

Earthquakes

41% of expected damage
Well above average · higher than 85% of U.S. places

Heat waves

6% of expected damage
Well above average · higher than 80% of U.S. places
Recorded about 7 times a year in the area

Lower here

TornadoesHailIce stormsWinter weatherCold wavesWildfireLandslidesStrong windLightningVolcanic activity

Not a risk here

Coastal floodingHurricanesDroughtAvalanchesTsunamis
Flood risk changes street by street. Check a specific address on FEMA’s flood map, and ask about flood insurance before you buy.
Flood insurance claims

Does Bull Mountain flood?

FEMA's records show no paid flood insurance claims in Bull Mountain.

of homes in flood zones
are insured
of all homes
are insured
No community discount. Bull Mountain isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Washington County.
Disasters that hit Bull Mountain

Federal disasters declared here

None of the disasters declared for Washington County shows FEMA aid or repair money reaching Bull Mountain itself in FEMA’s records.

Brought FEMA money into Bull MountainDeclared for Washington County only
Washington County has had 13 natural disasters declared since 1953, most often floods and severe storms.
Around Bull Mountain

Bull Mountain and the towns around it

Tigard: High, mostly earthquakesBeaverton: Moderate, mostly earthquakesKing City: Very high, mostly inland floodingMetzger: Moderate, mostly earthquakesTualatin: Moderate, mostly earthquakesDurham: High, mostly earthquakesGarden Home-Whitford: Moderate, mostly earthquakesPortland: High, mostly earthquakesRaleigh Hills: Low, mostly inland floodingWest Haven-Sylvan: Low, mostly earthquakesCedar Mill: Low, mostly earthquakesWest Slope: Moderate, mostly earthquakesAloha: Moderate, mostly earthquakesOak Hills: Moderate, mostly earthquakesHillsboro: High, mostly earthquakesBull Mountain: Moderate, mostly inland flooding Bull MountainTigardBeavertonKing City
Very lowLowModerateHighVery high
King Citymostly inland floodingVery high
Tigardmostly earthquakesHigh
Beavertonmostly earthquakesModerate
Bull Mountainmostly inland floodingModerate
About these numbers

How to read this page

An average, not a forecastFEMA’s National Risk Index estimates the damage 18 kinds of natural hazards cause in a typical year, from decades of records and models. A quiet decade can follow a bad year.
Compared by rate“Higher than N%” compares yearly damage as a share of what’s here, so a big city isn’t rated riskier just for having more buildings. Bull Mountain covers 1 census tract, combined by population.
Money that reached townFlood claims are matched to Bull Mountain’s own flood-insurance community; household aid to the registrant’s city; repair grants to Bull Mountain. FEMA’s model follows property values, so a place that recently lost many homes can rate lower than it feels.

FEMA’s expected losses across Bull Mountain total about $1.6M a year, counting buildings, people and crops.

Sources: FEMA National Risk Index (December 2025); OpenFEMA: NFIP redacted claims, multiple-loss properties, community status book and residential penetration rates, housing assistance (owners and renters), public assistance funded projects, hazard mitigation properties and disaster declarations. Census tracts: U.S. Census Bureau.

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Bull Mountain

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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/19 · 2025-01-01