Natural hazards · Johnson

Johnson, OH natural hazards

Most of the natural-hazard damage FEMA expects in Johnson comes from inland flooding, and overall the risk is low for a U.S. community. Flood insurance has paid 4 claims here since 1999. 3 federal disasters brought FEMA money into town.

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

How exposed is Johnson?

25
Low
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Johnson to be higher than in 25% of U.S. communities, mostly from inland flooding.

Inland flooding55%Tornadoes14%Cold waves8%Earthquakes6%Everything else17%
By hazard

What Johnson faces

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

Inland flooding

55% of expected damage
Below average · higher than 34% of U.S. places
Recorded about once a year in the area

Tornadoes

14% of expected damage
Well above average · higher than 75% of U.S. places
Recorded about once every 15 years in the area

Cold waves

8% of expected damage
Above average · higher than 62% of U.S. places
Recorded about 5 times a year in the area

Earthquakes

6% of expected damage
Above average · higher than 61% of U.S. places

Lower here

HurricanesHailIce stormsWinter weatherHeat wavesWildfireLandslidesStrong 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 Johnson flood?

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

4paid claims since 1999
$22Kpaid to owners
0homes flooded more than once
19992026
of homes in flood zones
are insured
of all homes
are insured
No community discount. Johnson 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 Johnson

3 federal disasters brought FEMA money here

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

Brought FEMA money into JohnsonDeclared for Champaign County only
2012

Severe Storms and Straight-Line Winds

$10K to the Township of Johnson for repairs
2004

Severe Winter Storms, Flooding, and Mudslides

$4K to the Township of Johnson for repairs
2004

Snow

$2K to the Township of Johnson for repairs
Champaign County has had 8 natural disasters declared since 1953, most often severe storms and winter storms.
Around Johnson

Johnson and the towns around it

Adams: Low, mostly inland floodingJackson: Low, mostly inland floodingBrown: Low, mostly inland floodingConcord: Low, mostly inland floodingGreen: Moderate, mostly inland floodingMiami: Moderate, mostly inland floodingHarrison: Low, mostly inland floodingPike: Low, mostly inland floodingMad River: Moderate, mostly inland floodingLostcreek: Low, mostly inland floodingSpringcreek: Very low, mostly inland floodingSalem: Moderate, mostly inland floodingJohnson: Low, mostly inland flooding JohnsonAdamsJacksonBrownConcord
Very lowLowModerateHighVery high
Concordmostly inland floodingLow
Johnsonmostly inland floodingLow
Adamsmostly inland floodingLow
Jacksonmostly inland floodingLow
Brownmostly 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. Johnson covers 1 census tract, combined by population.
Money that reached townFlood claims are matched to Johnson’s own flood-insurance community (here, the census tracts inside it); household aid to the registrant’s city; repair grants to the Township of Johnson. 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 Johnson total about $1.7M 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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Johnson

Ohio · OH · Champaign County
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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/15 · 2025-01-01