Hanson, SD
Hanson County in South Dakota has 13 FEMA disaster declarations on record covering 1969–2024, most recently Severe Storms, Straight-Line Winds, and Flooding on Aug 15, 2024 (DR-4807). Its flood risk grade is A (Low risk), ranking #618 of 3,277 U.S. counties, with 0 NFIP flood insurance claims totaling $0 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in Hanson County
The 13 most recent federally declared disasters affecting Hanson County, SD (1969–2024). Total declarations on record: 13.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Aug 15, 2024 | Flood | Severe Storms, Straight-Line Winds, and Flooding | DR-4807 |
| Sep 23, 2019 | Flood | Severe Storms and Flooding | DR-4463 |
| Jun 7, 2019 | Flood | Severe Winter Storm, Snowstorm, and Flooding | DR-4440 |
| Jul 28, 2014 | Flood | Severe Storms, Tornadoes, and Flooding | DR-4186 |
| May 13, 2011 | Flood | Flooding | DR-1984 |
| May 13, 2010 | Flood | Flooding | DR-1915 |
| Sep 10, 2005 | Coastal Storm | Hurricane Katrina Evacuation | DR-3234 |
| May 17, 2001 | Flood | Severe Winter Storms, Flooding, and Ice Jams | DR-1375 |
| Jun 1, 1998 | Flood | Flooding, Severe Storms, Tornadoes | DR-1218 |
| Apr 7, 1997 | Flood | Severe Flooding, Sever Winter Storms,heavy Rains High Winds | DR-1173 |
| May 26, 1995 | Flood | Flooding | DR-1052 |
| Jul 19, 1984 | Flood | Severe Storms & Flooding | DR-717 |
| Apr 18, 1969 | Flood | Flooding | DR-257 |
Score Breakdown
The composite score of 15 is calculated from four weighted factors. See our methodology for details.
Other Counties in South Dakota
| County | Grade | Score | Claims | Disasters |
|---|---|---|---|---|
| Minnehaha | A | 15 | 25 | 6 |
| Turner | A | 14 | 4 | 12 |
| Brown | A | 13 | 2 | 10 |
| Clark | A | 13 | 0 | 10 |
| Codington | A | 13 | 5 | 11 |
| Day | A | 13 | 1 | 10 |
More Counties in South Dakota
Frequently Asked Questions
How many FEMA disaster declarations does Hanson County, SD have?
Hanson County, SD has 13 federal disaster declarations on FEMA record (1969–2024). The 5 most recent are: Severe Storms, Straight-Line Winds, and Flooding (declared Aug 15, 2024, DR-4807); Severe Storms and Flooding (declared Sep 23, 2019, DR-4463); Severe Winter Storm, Snowstorm, and Flooding (declared Jun 7, 2019, DR-4440); Severe Storms, Tornadoes, and Flooding (declared Jul 28, 2014, DR-4186); Flooding (declared May 13, 2011, DR-1984). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for Hanson County, SD?
Hanson County is graded A (composite score 15/100, low risk). It ranks #618 of 3,277 U.S. counties for flood risk in our scoring model. The grade combines NFIP claims density (40%), disaster frequency (25%), claim severity (20%), and year-over-year trend (15%).
How many NFIP flood insurance claims have been filed in Hanson County?
0 NFIP flood insurance claims have been filed in Hanson County, SD, totaling $0 in payouts. The average claim is $0. Source: FEMA FimaNfipClaims v2 dataset.
Has Hanson County, SD had any recent flood disasters?
Yes. The most recent FEMA declaration affecting Hanson County was Severe Storms, Straight-Line Winds, and Flooding on Aug 15, 2024 (DR-4807). The county has 13 declared disasters in the OpenFEMA record covering 1969–2024.
The this entity record above pulls directly from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. What follows is the per-entity context — how this entity sits in the broader U.S. flood risk, NFIP claims, and disaster declarations distribution and which underlying factors drive the headline numbers.
Every number on this page links back to FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. ZIPs, counties, and states with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: FEMA OpenFEMA datasets, 2026.