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Farmington, New Mexico: natural disaster risk

How exposed Farmington is to floods, storms and other hazards, from FEMA and NOAA records for San Juan County.

Relatively Moderate overall risk
46,314people
Inland floodingtop hazard
10federal declarations, San Juan County
11tornadoes in the county since 1950
Photo: U.S. Geological Survey, public domain

Farmington is a city of 46,314 people in San Juan County, New Mexico. FEMA's National Risk Index rates San Juan County relatively moderate for natural hazards overall, about average for the US. The costliest hazards there are inland flooding, drought and cold wave, with about $44.1 million in expected losses a year across the county. The weather service has logged 159 storm reports in the county since 1957, including 11 tornadoes and 55 floods. About 0.3% of homes in the county carry federal flood insurance.

Risk figures are for San Juan County. FEMA National Risk Index December 2025; NOAA Storm Events; US Census Bureau ACS 2020 to 2024. Updated November 6, 2026.

Top risks in Farmington

Full San Juan County report ›
$31.1 million a year in the county
  • 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.
$4.8 million a year in the county
  • Check local water restrictions.
  • Choose drought-tolerant plants.

Cold wave

Moderate
$3.5 million a year in the county
  • Insulate pipes in outside walls, crawl spaces and garages.
  • Know how to shut off the main water valve.

All hazards

HazardRatingA year
Inland floodingModerate$31M
DroughtHigh$5M
Cold waveModerate$3M
EarthquakeLow$2M
LightningHigh$1M
Heat waveModerate$910K
WildfireLow$285K
Winter weatherHigh$233K
TornadoVery Low$179K
Strong windLow$133K
LandslideModerate$51K
HailVery Low$33K

Homes in Farmington

Median home value$233,000
San Juan County median$193,800
Median year built1982
Built before 198047%
Mobile homes16.1%

Older homes and mobile homes usually take more damage in storms, floods and earthquakes. Ask about roof age, flood history and retrofits before you buy or rent.

Strongest tornadoes in San Juan County

1957F21 killed
1968F23 hurt
1963F0

Common questions about Farmington

Is Farmington safe from natural disasters?

Farmington is in San Juan County, which FEMA's National Risk Index rates relatively moderate overall, about average for the US. The biggest hazards are inland flooding, drought, cold wave. No place is free of risk, so check the flood map and insurance for any home you consider.

What natural disasters happen in Farmington?

By expected yearly losses in San Juan County, the top hazards are inland flooding (Moderate), drought (High), cold wave (Moderate). San Juan County has been part of 10 federal disaster or emergency declarations for natural events.

Does Farmington get tornadoes?

Yes. NOAA records list 11 tornadoes in San Juan County since 1950; the strongest was an F2 tornado on May 10, 1957. FEMA rates tornado risk in the county very low.

Do I need flood insurance in Farmington?

Standard home insurance does not cover floods. In San Juan County, about 0.3% of homes have federal flood insurance, and FEMA rates inland flooding risk moderate. Check the FEMA flood map for your address and get a quote even outside a high-risk zone.