Natural Disasters in Flat, AK
Hazard risk, disaster history, and FEMA data
Natural Hazard Risk
Source: FEMA National Risk IndexRisk Score
61.5
Relatively Low
Expected Annual Loss
43.4
Score (0-100)
Social Vulnerability
99.4
Score (0-100)
Community Resilience
7.1
Score (0-100)
Scores range from 0 (lowest risk) to 100 (highest risk) relative to all U.S. communities. Data from FEMA National Risk Index.
Disaster History & Federal Spending
Source: FEMATotal Declarations
19
Most Common Type
Flood
8 declarations
| Disaster | Type | Date | PA $ | IA $ |
|---|---|---|---|---|
| Severe Storms, Flooding, and Remnants of… → | Flood | Oct 2025 | — | — |
| Nenana Ridge Complex → | Fire | Jul 2025 | — | — |
| Flooding → | Flood | Aug 2023 | — | — |
| Clear Fire → | Fire | Jun 2022 | — | — |
| Severe Winter Storm and Straight-line Wi… → | Severe Storm | Mar 2022 | — | — |
| Covid-19 Pandemic → | Biological | Apr 2020 | — | — |
| Covid-19 → | Biological | Mar 2020 | — | — |
| Flooding → | Flood | Jun 2013 | — | — |
| Flooding and Ice Jams → | Flood | Jun 2009 | — | — |
| Severe Storms, Flooding, Landslides, and… → | Severe Storm | Sep 2008 | — | — |
| Snow Melt and Ice Jam Flooding → | Flood | Aug 2006 | — | — |
| Parks Highway (tamarack) Fire → | Fire | Jun 2006 | — | — |
| Earthquake → | Earthquake | Nov 2002 | — | — |
| Flooding → | Flood | Jun 2002 | — | — |
| Severe Storms and Flooding → | Severe Storm | Sep 1994 | — | — |
| Heavy Snow, Ice Jams & Flooding → | Snowstorm | May 1991 | — | — |
| Flooding → | Flood | Jun 1989 | — | — |
| Severe Freezing → | Freezing | May 1989 | — | — |
| Severe Storms & Flooding → | Flood | Oct 1986 | — | — |
PA = FEMA Public Assistance (infrastructure recovery). IA = Individual Assistance (homeowner/renter aid).
Flood Insurance (NFIP)
Source: FEMA NFIPTotal Claims
72
Total Claims Paid
$3,341,499
Avg Claim Payout
$46,410
County-level NFIP data from FEMA National Flood Insurance Program.
Hazard Mitigation
Source: FEMA Hazard Mitigation AssistanceMitigation Projects
24
Federal Funding
$10,220,030
Properties Protected
76
Avg Benefit-Cost Ratio
1.05
BCR
Top Mitigation Project Types
| Project Type | Projects | Federal $ |
|---|---|---|
| 91.1: Local Multihazard Mitigation Plan | 8 | $1,523,891 |
| 202.3: Elevation of Public Structures - Riverine | 5 | $548,050 |
| 202.1: Elevation of Private Structures - Riverine; 202.3: Elevation of Public Structures - Riverine | 3 | $5,134,636 |
| 95.1: FMA or CRS Plan | 2 | $20,766 |
| 91.3: Local Multihazard Mitigation Plan - UPDATE; 93.2: Tribal Multihazard Mitigation Plan - NEW; 93.5: Tribal Multijurisdictional Multihazard Mitigation Plan - UPDATE | 2 | $345,964 |
Federally funded projects to reduce future disaster risk. Only includes completed or obligated projects.
Flat has a relatively low overall natural hazard risk rating according to FEMA's National Risk Index. The top hazard risks are cold wave, landslide, wildfire. The area has had 19 federal disaster declarations. The most common disaster type is flood (8 declarations). 72 flood insurance claims have been filed in the area. 24 hazard mitigation projects have been funded to reduce future risk.