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Inyo County, California

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

Relatively Low overall risk
51st of 58highest risk in California
$28Mexpected losses a year
14federal declarations
1 in 200homes with flood insurance
Photo: Public domain (CC0)

Inyo County, California has a relatively low overall risk from natural hazards in FEMA's National Risk Index. Its risk score is higher than 79% of US counties. It ranks 51st of 58 counties in California. The costliest hazards here are heat waves, earthquakes and inland flooding. FEMA estimates about $28 million a year in expected losses, or roughly $1,492 per resident. Since 1967 it has been included in 14 federal disaster or emergency declarations for natural events (10 major disasters). The most recent was in November 2023 (Tropical Storm Hilary). Only 43 homes here carry federal flood insurance.

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

Top risks in Inyo County

$9.4 million a yearExpected losses. Damaging events about 10 times a year.
  • Check that cooling works before summer.
  • Know where the nearest cooling center is.

Earthquake

Moderate
$8.5 million a yearExpected losses. Damaging events about once every 10 years.
  • Ask whether an older house is bolted to its foundation.
  • Consider separate earthquake insurance where risk is high.
$6.6 million a yearExpected losses. Damaging events about 5 times 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.
HazardRatingScoreExpected loss a year
Heat waveHigh97.8
$9M
EarthquakeModerate94.3
$8M
Inland floodingLow61.6
$7M
AvalancheVery High96.5
$3M
WildfireLow83.7
$429K
LightningLow33.9
$88K
Winter weatherLow49.7
$44K
LandslideLow82.7
$16K
DroughtVery Low23.4
$6K
Strong windVery Low2.0
$6K
TornadoVery Low2.9
$4K
HailVery Low1.4
$1K
Volcanic activityVery Low66.4
$48
Cold waveVery Low2.3
$0

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 very high and community resilience is relatively low in FEMA's measures.

Federal disaster history

Recent disasters nationwide ›

Declarations by decade

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

By type

Flood7
Severe Storm3
Hurricane2
Drought1
Fire1

Most recent

Nov 21, 2023Tropical Storm HilaryMajor disaster
Apr 3, 2023Severe Winter Storms, Straight-Line Winds, Flooding, Landslides, and MudslidesMajor disaster
Mar 10, 2023Severe Winter Storms, Flooding, Landslides, and MudslidesEmergency
Jan 14, 2023Severe Winter Storms, Flooding, Landslides, and MudslidesMajor disaster
Mar 16, 2017Severe Winter Storms, Flooding, and MudslidesMajor disaster
Feb 14, 2017Severe Winter Storms, Flooding, and MudslidesMajor disaster
Jan 26, 2011Severe Winter Storms, Flooding, and Debris and Mud FlowsMajor disaster
Jul 7, 2007Inyo Fire ComplexFire management
Sep 13, 2005Hurricane Katrina EvacuationEmergency
Mar 12, 1995Severe Winter Storms, Flooding Landslides, Mud FlowMajor disaster
Show all 14
Feb 15, 1978Coastal Storms, Mudslides & FloodingMajor disaster
Jan 20, 1977DroughtEmergency
Jan 26, 1969Severe Storms & FloodingMajor disaster
Jan 2, 1967Severe Storms & FloodingMajor disaster

California also had 35 statewide declarations that did not name single counties.

Storm history since 1982

Tornado risk by county ›

The National Weather Service has logged 301 storm reports in Inyo County since 1982, with 2 deaths and 3 injuries and about $582 million in reported damage. The strongest on record here was an EF0 tornado on November 30, 2012 near Aberdeen.

2tornadoes
6hail reports, largest 1 inches
31damaging thunderstorm winds
255floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Nov 30, 2012EF0Aberdeen0 / 0
Mar 3, 2018EF0Bishop0 / 0

Most damaging storms

DateTypeNearDamage
Aug 20, 2023Flash FloodDeep Spgs$500M
Oct 18, 2015Flash FloodScottys Castle$25M
Aug 15, 2004Flash FloodDeath Vly$20M
Jul 12, 2008Flash FloodIndependence$10M
Jun 2, 2017FloodLaws$10M
Aug 20, 2023Flash FloodLone Pine$10M

Source: NOAA Storm Events Database, county-based reports through Jan 3, 2026. 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 Inyo County

Check your address flood zone ›
0.5%of homes have federal flood insurance (43 policies)
14.5%of homes in mapped high-risk flood zones are insured
$11,669paid on 4 flood claims since 1978
1983costliest year, with $5,000 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 Inyo County

$348,700median home value (California $734,700, US $332,700)
1975median year homes were built (California 1976, US 1980)
59%of homes built before 1980, before many modern wind, quake and flood building rules
25.9%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; 9,524 housing units.

Compare in California

All 58 ›
Largest countiesOverall riskTop hazard
Los Angeles CountyVery HighEarthquake
San Diego CountyVery HighInland flooding
Orange CountyVery HighEarthquake
Riverside CountyVery HighInland flooding
San Bernardino CountyVery HighInland flooding
Santa Clara CountyVery HighEarthquake
Alameda CountyVery HighEarthquake
Sacramento CountyHighInland flooding

Neighboring counties

CountyOverall riskDeclarations
Clark County, NVVery High12
San Bernardino CountyVery High59
Fresno CountyHigh18
Kern CountyHigh38
Tulare CountyHigh21
Nye County, NVLow3
Mono CountyLow12
Esmeralda County, NVVery Low1

Common questions about Inyo County

What is the biggest natural hazard in Inyo County?

Heat wave has the highest expected yearly losses in Inyo County, about $9.4 million a year in FEMA's estimate. Earthquake is second at $8.5 million.

How many federal disasters has Inyo County had?

Inyo County has been included in 14 federal disaster or emergency declarations for natural events since 1967, including 10 major disasters. The most recent was Tropical Storm Hilary in November 2023.

Is Inyo County a high-risk place to live?

Its overall rating is Relatively Low, 51st highest of 58 in California. 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 Inyo County?

Standard home insurance does not cover flooding. About 1 in 200 homes in Inyo 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 Inyo County had?

NOAA records list 2 tornadoes in Inyo County since 1950. The strongest was an EF0 tornado on November 30, 2012 near Aberdeen. The weather service has also logged 6 hail reports and 255 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.