Sullivan, NH
Sullivan County in New Hampshire has 13 FEMA disaster declarations on record covering 1973–2023, most recently Severe Storms and Flooding on Sep 14, 2023 (DR-4740). Its flood risk grade is A (Low risk), ranking #570 of 3,277 U.S. counties, with 4 NFIP flood insurance claims totaling $30,403 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in Sullivan County
The 13 most recent federally declared disasters affecting Sullivan County, NH (1973–2023). Total declarations on record: 13.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Sep 14, 2023 | Flood | Severe Storms and Flooding | DR-4740 |
| Oct 4, 2021 | Flood | Severe Storm and Flooding | DR-4624 |
| Nov 28, 2012 | Hurricane | Hurricane Sandy | DR-4095 |
| Oct 30, 2012 | Hurricane | Hurricane Sandy | DR-3360 |
| Sep 3, 2011 | Hurricane | Tropical Storm Irene | DR-4026 |
| Aug 27, 2011 | Hurricane | Hurricane Irene | DR-3333 |
| Sep 19, 2005 | Hurricane | Hurricane Katrina Evacuation | DR-3258 |
| Oct 29, 1996 | Flood | Fall Northeaster Rainstorm | DR-1144 |
| Jan 3, 1996 | Flood | Excessive Rainfall, High Winds, and Flooding | DR-1077 |
| Aug 29, 1990 | Flood | Severe Storms & Flooding | DR-876 |
| Apr 16, 1987 | Flood | Severe Storms & Flooding | DR-789 |
| Aug 27, 1986 | Flood | Severe Storms, Flooding | DR-771 |
| Jul 11, 1973 | Flood | Severe Storms & Flooding | DR-399 |
Score Breakdown
The composite score of 15 is calculated from four weighted factors. See our methodology for details.
Other Counties in New Hampshire
| County | Grade | Score | Claims | Disasters |
|---|---|---|---|---|
| Cheshire | A | 16 | 5 | 12 |
| Carroll | A | 14 | 9 | 12 |
| Belknap | A | 13 | 0 | 10 |
| Coos | A | 13 | 6 | 11 |
| Merrimack | A | 12 | 3 | 9 |
| Strafford | A | 12 | 2 | 8 |
More Counties in New Hampshire
Frequently Asked Questions
How many FEMA disaster declarations does Sullivan County, NH have?
Sullivan County, NH has 13 federal disaster declarations on FEMA record (1973–2023). The 5 most recent are: Severe Storms and Flooding (declared Sep 14, 2023, DR-4740); Severe Storm and Flooding (declared Oct 4, 2021, DR-4624); Hurricane Sandy (declared Nov 28, 2012, DR-4095); Hurricane Sandy (declared Oct 30, 2012, DR-3360); Tropical Storm Irene (declared Sep 3, 2011, DR-4026). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for Sullivan County, NH?
Sullivan County is graded A (composite score 15/100, low risk). It ranks #570 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 Sullivan County?
4 NFIP flood insurance claims have been filed in Sullivan County, NH, totaling $30,403 in payouts. The average claim is $7,601. Source: FEMA FimaNfipClaims v2 dataset.
Has Sullivan County, NH had any recent flood disasters?
Yes. The most recent FEMA declaration affecting Sullivan County was Severe Storms and Flooding on Sep 14, 2023 (DR-4740). The county has 13 declared disasters in the OpenFEMA record covering 1973–2023.
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.
Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. ZIPs, counties, and states. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.
Source: FEMA OpenFEMA datasets, 2026.