Matanuska-Susitna, AK
Matanuska-Susitna County in Alaska has 5 FEMA disaster declarations on record covering 1986–2018, most recently Flooding on Sep 5, 2018 (DR-4391). Its flood risk grade is A (Low risk), ranking #2002 of 3,277 U.S. counties, with 1 NFIP flood insurance claims totaling $61,000 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in Matanuska-Susitna County
The 5 most recent federally declared disasters affecting Matanuska-Susitna County, AK (1986–2018). Total declarations on record: 5.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Sep 5, 2018 | Flood | Flooding | DR-4391 |
| Jun 11, 2009 | Flood | Flooding and Ice Jams | DR-1843 |
| Jun 26, 2002 | Flood | Flooding | DR-1423 |
| Oct 13, 1995 | Flood | Flooding | DR-1072 |
| Oct 27, 1986 | Flood | Severe Storms & Flooding | DR-782 |
Score Breakdown
The composite score of 10 is calculated from four weighted factors. See our methodology for details.
Other Counties in Alaska
| County | Grade | Score | Claims | Disasters |
|---|---|---|---|---|
| Copper River Regional Educational Attendance Area | A | 10 | 0 | 4 |
| Kenai Peninsula | A | 10 | 1 | 4 |
| Crooked Creek | A | 11 | 0 | 6 |
| Bering Strait Regional Educational Attendance Area | A | 9 | 2 | 2 |
| North Slope | A | 9 | 0 | 2 |
| Wade Hampton | A | 9 | 0 | 3 |
More Counties in Alaska
Frequently Asked Questions
How many FEMA disaster declarations does Matanuska-Susitna County, AK have?
Matanuska-Susitna County, AK has 5 federal disaster declarations on FEMA record (1986–2018). The 5 most recent are: Flooding (declared Sep 5, 2018, DR-4391); Flooding and Ice Jams (declared Jun 11, 2009, DR-1843); Flooding (declared Jun 26, 2002, DR-1423); Flooding (declared Oct 13, 1995, DR-1072); Severe Storms & Flooding (declared Oct 27, 1986, DR-782). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for Matanuska-Susitna County, AK?
Matanuska-Susitna County is graded A (composite score 10/100, low risk). It ranks #2002 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 Matanuska-Susitna County?
1 NFIP flood insurance claims have been filed in Matanuska-Susitna County, AK, totaling $61,000 in payouts. The average claim is $61,000. Source: FEMA FimaNfipClaims v2 dataset.
Has Matanuska-Susitna County, AK had any recent flood disasters?
Yes. The most recent FEMA declaration affecting Matanuska-Susitna County was Flooding on Sep 5, 2018 (DR-4391). The county has 5 declared disasters in the OpenFEMA record covering 1986–2018.
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.