Deadwood Historic District · Photo: The original uploader was Gorilla Jones at English Wikipedia. · CC BY-SA 3.0FEMA puts Deadwood’s expected hazard damage per building above that of 92% of U.S. towns, mostly from river and rain flooding
On FEMA’s National Risk Index, Deadwood gets a D for hazard risk: higher expected damage per building than 92% of U.S. towns. Most of that expected damage is river and rain flooding (77%), then wildfire (12%). Flood insurance has paid 4 claims here since 1979.
Graded on FEMA’s expected yearly building damage per dollar of building value (NRI v1.20, December 2025), weighted by where residents live; flood claims are shown, not graded. How hazard risk is graded
What Deadwood faces
Each hazard’s share of the building damage FEMA expects here, and how its rate compares with the rest of the country.
River and rain flooding
Wildfire
Shares are of FEMA’s expected building damage, the measure the grade uses; ranks compare each hazard’s building-damage rate with all 85,154 U.S. census tracts. In FEMA’s terms, river and rain flooding is FEMA’s “Inland Flooding” (rivers and streams overflowing their banks, or rain overwhelming drainage). FEMA defines coastal flooding as high or rising tides and storm surge, so surge damage is counted there. Drought isn’t listed: FEMA counts its losses in crops only.
What’s behind Deadwood’s grade
River and rain flooding is 77% of the building damage FEMA expects in Deadwood, and Deadwood’s rate of river and rain flooding damage is in the top 5% of U.S. census tracts. Wildfire adds 12%, at a rate in the top 3% of U.S. census tracts.
D higher expected damage per building than 92% of U.S. towns (21,298).
Deadwood’s residents live in 2 census tracts; FEMA’s figures are combined by where they live.
In dollars, FEMA expects about $1.7M a year in losses across Deadwood: $1.6M to buildings, the rest to people and crops.
Does Deadwood flood? Rarely: 4 flood claims since 1979
Every paid claim on a federal flood insurance policy in Deadwood, from FEMA’s records: 4.8 per 1,000 homes, more than 59% of the 13,809 U.S. towns with a flood insurance record.
Deadwood isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Lawrence County.2 federal disasters brought FEMA money to Deadwood
Disasters that paid out in Deadwood itself (aid to households or repair grants to the City of Deadwood), newest first, with that year’s flood claims.
- 2019Severe Storms, Tornadoes, and Flooding$6.8M to the City of Deadwood for repairs
- 2013Severe Winter Storm, Snowstorm, and Flooding$84K to the City of Deadwood for repairs
Lawrence County has had 11 natural disasters declared by the President since 1953, most often severe storms, then floods. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.
Also 3 FEMA wildfire suppression grants (Fire Management Assistance, not a disaster declaration) for fires in Lawrence County, 2002–2007.
Old photos of Deadwood after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the Deadwood archive →Deadwood and its neighbors
Deadwood is 2nd of the 2 graded towns here, from least expected damage per building to most. Tap a town to see its hazards.
| Town | Hazard risk | Mostly (buildings) | Flood claims |
|---|---|---|---|
| Lead | C+more damage than 63% | river and rain flooding | — |
| Deadwood | Dmore damage than 92% | river and rain flooding | 4 |
Hazard risk = FEMA’s expected yearly building damage per dollar of building value, vs. the 21,298 U.S. towns we grade; the map is shaded by fifths of the same scale. Flood claims = paid federal flood insurance claims on record.
Get ready for what Deadwood faces
A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.
- Turn around at flooded roads: a foot of moving water can carry off a car.
- Flood insurance usually takes 30 days to start, so buy it before the forecast.
- Keep papers and medicines up high, in a grab-and-go bag.
- Clear dead leaves and brush within 5 feet of the house.
- Sign up for local alerts and know two ways out.
- Keep N95 masks for smoky days.
- Look up the address on FEMA’s flood map.
- Ask the seller or landlord whether it has ever flooded, and what flood insurance costs there.
- Get a flood insurance quote early: policies usually start 30 days after you buy.
Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.
Questions about natural hazards in Deadwood
Is Deadwood at risk for natural disasters?
On FEMA’s National Risk Index, Deadwood has higher expected damage per building than 92% of U.S. towns: D for hazard risk. Most of the expected damage is river and rain flooding (77%) and wildfire (12%). This is FEMA’s model of an average year for today’s buildings, not a forecast.
Does Deadwood flood?
Flood insurance has paid 4 claims in Deadwood since 1979, $8K in all, or 4.8 per 1,000 homes, more than 59% of U.S. towns with a flood insurance record.
Is Deadwood in a flood zone?
Flood zones are drawn street by street, so the answer depends on the address: look it up on FEMA’s flood map. In Lawrence County, 9% of homes in mapped flood zones carry federal flood insurance, and 0.6% of all homes do.
How much is flood insurance in Deadwood?
FEMA’s Community Rating System list shows no discount for Deadwood’s flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.
What was the biggest storm in Deadwood?
By FEMA money that reached Deadwood, Severe Storms, Tornadoes, and Flooding (2019): $6.8M to the City of Deadwood for repairs.
Is Deadwood at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (77%), and Deadwood’s rate for it is in the top 5% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in Deadwood.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Deadwood’s residents lived in the 2020 census; 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. Homes: Census ACS 2020–24. Preparedness tips: Ready.gov. FEMA’s model is an average of expected damage, not a forecast. How hazard risk is graded.