Natural hazards · Mahomet

Mahomet, IL natural hazards

Most of the natural-hazard damage FEMA expects in Mahomet comes from inland flooding, and overall the risk is high for a U.S. community. Flood insurance has paid 4 claims here since 1979. 2 federal disasters brought FEMA money into town.

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

How exposed is Mahomet?

77
High
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Mahomet to be higher than in 77% of U.S. communities, mostly from inland flooding and cold waves.

Inland flooding64%Cold waves16%Tornadoes10%Everything else10%
By hazard

What Mahomet faces

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

Inland flooding

64% of expected damage
Well above average · higher than 91% of U.S. places
Recorded about 2 times a year in the area

Cold waves

16% of expected damage
Above average · higher than 57% of U.S. places
Recorded about 4 times a year in the area

Tornadoes

10% of expected damage
Well above average · higher than 87% of U.S. places
Recorded about once every 52 years in the area

Lower here

HurricanesHailIce stormsWinter weatherHeat wavesWildfireEarthquakesLandslidesStrong windLightningDrought

Not a risk here

Coastal floodingAvalanchesTsunamisVolcanic activity
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 Mahomet flood?

Every paid claim on a federal flood insurance policy in Mahomet, from FEMA’s records.

4paid claims since 1979
$54Kpaid to owners
0homes flooded more than once
19792026
of homes in flood zones
are insured
of all homes
are insured
No community discount. Mahomet isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Champaign County.
Disasters that hit Mahomet

2 federal disasters brought FEMA money here

Disasters the President declared that paid out in Mahomet itself: aid to households, or repair grants to the Village of Mahomet.

Brought FEMA money into MahometDeclared for Champaign County only
2013

Severe Storms, Straight-Line Winds, and Tornadoes

1 household applied for aid
1999

Il-Winter Storm 1/1/99

$5K to the Village of Mahomet for repairs
Champaign County has had 10 natural disasters declared since 1953, most often tornadoes and severe storms.
Around Mahomet

Mahomet and the towns around it

Lake of the Woods: High, mostly inland floodingMahomet: High, mostly inland floodingHensley: Low, mostly inland floodingNewcomb: High, mostly inland floodingScott: Low, mostly inland floodingBlue Ridge: High, mostly inland floodingSangamon: High, mostly inland floodingChampaign: High, mostly inland floodingChampaign City: High, mostly inland floodingSomer: Low, mostly inland floodingCondit: High, mostly inland floodingChampaign: Moderate, mostly inland floodingMahomet: High, mostly inland flooding MahometLake of the WoodsMahometHensleyNewcomb
Very lowLowModerateHighVery high
Mahometmostly inland floodingHigh
Lake of the Woodsmostly inland floodingHigh
Mahometmostly inland floodingHigh
Newcombmostly inland floodingHigh
Hensleymostly inland floodingLow
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. Mahomet covers 1 census tract, combined by population.
Money that reached townFlood claims are matched to Mahomet’s own flood-insurance community; household aid to the registrant’s city; repair grants to the Village of Mahomet. 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 Mahomet total about $5.0M 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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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01