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Malheur County, Oregon

Natural disaster risk, federal disaster history and flood insurance facts.

Very Low overall risk
25th of 36highest risk in Oregon
$10Mexpected losses a year
5federal declarations
1 in 200homes with flood insurance
Photo: U.S. Geological Survey, public domain

Malheur County, Oregon has a very low overall risk from natural hazards in FEMA's National Risk Index. Its risk score is lower than 65% of US counties. It ranks 25th of 36 counties in Oregon. The costliest hazards here are inland flooding, wildfires and earthquakes. FEMA estimates about $10 million a year in expected losses, or roughly $331 per resident. Since 1964 it has been included in 5 federal disaster or emergency declarations for natural events (2 major disasters). The most recent was in July 2024 (Durkee Fire). Fewer than 1 in 100 homes here carry federal flood insurance (62 policies). Since 1978, federal flood insurance has paid about $184,000 on 48 claims here.

FEMA National Risk Index December 2025; OpenFEMA declarations to Nov 6, 2026; NFIP records. Updated November 6, 2026.

Top risks in Malheur County

$6.6 million a yearExpected losses. Damaging events about once a year.
  • Check the FEMA flood map for your address, and ask the seller or landlord about past flooding.
  • Price a flood policy now. Most new federal policies take 30 days to start.

Wildfire

Moderate
$1.6 million a yearExpected losses. Damaging events about once every 175 years.
  • Clear dry plants and debris within 5 feet of the house.
  • Get home insurance quotes early; availability varies by area.
$830,056 a yearExpected losses. Damaging events about once every 280 years.
  • Ask whether an older house is bolted to its foundation.
  • Consider separate earthquake insurance where risk is high.
HazardRatingScoreExpected loss a year
Inland floodingLow52.0
$7M
WildfireModerate91.4
$2M
EarthquakeLow71.6
$830K
Heat waveLow59.4
$527K
HailLow55.0
$303K
Winter weatherModerate81.5
$213K
Strong windVery Low15.5
$122K
LightningLow29.3
$100K
Cold waveVery Low10.4
$76K
TornadoVery Low8.8
$49K
LandslideLow77.8
$12K
Ice stormVery Low15.5
$9K
DroughtVery Low23.7
$9K
AvalancheLow70.0
$4K
Volcanic activityVery Low52.8
$15

Scores are percentiles: a score of 90 means higher risk than about 90% of US counties for that hazard. Hazards FEMA does not rate here are left out. Social vulnerability is relatively moderate and community resilience is very low in FEMA's measures.

Federal disaster history

Recent disasters nationwide ›

Declarations by decade

Federal declarations for natural events that included Malheur County. 2020s bar runs to November 2026.

By type

Flood1
Drought1
Severe Storm1
Coastal Storm1
Fire1

Most recent

Jul 22, 2024Durkee FireFire management
Sep 7, 2005Hurricane Katrina EvacuationEmergency
Feb 19, 2004Severe Winter StormsMajor disaster
Apr 29, 1977DroughtEmergency
Dec 24, 1964Heavy Rains & FloodingMajor disaster

Oregon also had 42 statewide declarations that did not name single counties.

Storm history since 1966

Tornado risk by county ›

The National Weather Service has logged 124 storm reports in Malheur County since 1966 and about $3.6 million in reported damage. The strongest on record here was an F1 tornado on August 25, 1966.

6tornadoes
26hail reports, largest 2 inches
52damaging thunderstorm winds
26floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Aug 25, 1966F1–0 / 0
Apr 23, 1974F1–0 / 0
Apr 30, 1997F1Ontario Arpt0 / 0
Jun 21, 1967F0–0 / 0
Jun 21, 1967F0–0 / 0

Most damaging storms

DateTypeNearDamage
Jul 26, 2003HailVale$3M
May 15, 1994Thunderstorm Wind–$500K
Jun 21, 1967Tornado–$250K
Aug 25, 1966Tornado–$25K
Apr 23, 1974Tornado–$25K
Sep 15, 1996HailVale$10K

Source: NOAA Storm Events Database, county-based reports through Sep 28, 2025. Tornado records start in 1950, hail and wind in 1955, and floods and other storm types in 1996, so older decades undercount. Damage is in dollars of the year it happened and is often an estimate. Winter storms, heat and hurricanes are logged by forecast zone, not county, so they are not counted here.

Flood insurance in Malheur County

Check your address flood zone ›
0.5%of homes have federal flood insurance (62 policies)
0%of homes in mapped high-risk flood zones are insured
$184,366paid on 48 flood claims since 1978
2025costliest year, with $86,619 paid

National Flood Insurance Program (NFIP) records only; private flood policies are not included. Home counts as of Aug 3, 2026. Since 2021 NFIP prices each home separately under Risk Rating 2.0, so your price depends on the building, not the county. Ask an agent for a quote.

Homes in Malheur County

$248,900median home value (Oregon $477,600, US $332,700)
1974median year homes were built (Oregon 1981, US 1980)
62%of homes built before 1980, before many modern wind, quake and flood building rules
14.8%of homes are mobile homes, which are the least safe in tornadoes and high winds

Older homes and mobile homes usually suffer more damage in storms, floods and earthquakes, and can cost more to insure. If you are buying, ask about roof age, foundation bolting and any retrofits. Source: US Census Bureau, American Community Survey 2020 to 2024 5-year estimates; 11,716 housing units.

Compare in Oregon

All 36 ›
Largest countiesOverall riskTop hazard
Multnomah CountyHighEarthquake
Washington CountyHighEarthquake
Clackamas CountyHighEarthquake
Lane CountyHighInland flooding
Marion CountyHighEarthquake
Jackson CountyModerateInland flooding
Deschutes CountyModerateInland flooding
Linn CountyModerateEarthquake

Neighboring counties

CountyOverall riskDeclarations
Canyon County, IDLow2
Payette County, IDVery Low4
Humboldt County, NVVery Low6
Baker CountyLow10
Owyhee County, IDLow4
Washington County, IDVery Low8
Harney CountyVery Low6
Grant CountyVery Low13

Common questions about Malheur County

What is the biggest natural hazard in Malheur County?

Inland flooding has the highest expected yearly losses in Malheur County, about $6.6 million a year in FEMA's estimate. Wildfire is second at $1.6 million.

How many federal disasters has Malheur County had?

Malheur County has been included in 5 federal disaster or emergency declarations for natural events since 1964, including 2 major disasters. The most recent was Durkee Fire in July 2024.

Is Malheur County a high-risk place to live?

Its overall rating is Very Low, 25th highest of 36 in Oregon. A county rating covers the whole area. Risk at one address can be much higher or lower, so check the FEMA flood map and ask about the home's history.

Do I need flood insurance in Malheur County?

Standard home insurance does not cover flooding. About 1 in 200 homes in Malheur County has federal flood insurance. Lenders require it in mapped high-risk zones, but many flood claims come from outside those zones.

How many tornadoes has Malheur County had?

NOAA records list 6 tornadoes in Malheur County since 1950. The strongest was an F1 tornado on August 25, 1966. The weather service has also logged 26 hail reports and 26 floods here.

Sources: FEMA National Risk Index (December 2025), OpenFEMA Disaster Declarations Summaries, and NFIP policy and claims data. Hazard Compass is independent and not affiliated with FEMA. These figures describe the whole county, not a single property, and are not insurance or safety advice. Report a problem.