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Wahkiakum, WA

Flood Risk Score: 16/100 · Rank #477 of 3,277 counties

Wahkiakum County in Washington has 15 FEMA disaster declarations on record covering 1964–2026, most recently Severe Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides on Apr 7, 2026 (DR-4906). Its flood risk grade is A (Low risk), ranking #477 of 3,277 U.S. counties, with 2 NFIP flood insurance claims totaling $25,586 in payouts. Flood risk is relatively low compared to the national average.

16
Risk Score
2
NFIP Claims
$25,586
Total Payouts
15
Disasters
$12,793
Avg Claim
2
Active Policies

FEMA Disaster Declarations in Wahkiakum County

The 15 most recent federally declared disasters affecting Wahkiakum County, WA (1964–2026). Total declarations on record: 15.

DeclaredIncident TypeTitleFEMA Disaster #
Apr 7, 2026FloodSevere Storms, Straight-Line Winds, Flooding, Landslides, and MudslidesDR-4906
Dec 12, 2025FloodSevere Storms, Straight-Line Winds, Flooding, Landslides, and MudslidesDR-3629
Mar 29, 2022FloodSevere Winter Storms, Snowstorms, Straight-Line Winds, Floodin DR-4650
Apr 23, 2020FloodSevere Storms, Flooding, Landslides, and MudslidesDR-4539
Apr 21, 2017FloodSevere Winter Storms, Flooding, Landslides, MudslidesDR-4309
Feb 2, 2016FloodSevere Winter Storm, Straight-Line Winds, Flooding, Landslides, Mudslides, and A TDR-4253
Jan 30, 2009FloodSevere Winter Storm, Landslides, Mudslides, and FloodingDR-1817
Sep 7, 2005Coastal StormHurricane Katrina EvacuationDR-3227
Feb 9, 1996FloodHigh Winds, Severe Storms and FloodingDR-1100
Nov 26, 1990FloodSevere Storms & FloodingDR-883
Jan 18, 1990FloodSevere Storms & FloodingDR-852
Dec 15, 1986FloodSevere Storms & FloodingDR-784
Dec 10, 1977FloodSevere Storms,mudslides, & FloodingDR-545
Feb 1, 1972FloodSevere Storms & FloodingDR-322
Dec 29, 1964FloodHeavy Rains & FloodingDR-185

Score Breakdown

The composite score of 16 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
0
Disaster Frequency
25%
32
Claim Severity
20%
0
Year-over-Year Trend
15%
50

Other Counties in Washington

CountyGradeScoreClaimsDisasters
LewisA152320
MasonA15913
KittitasA1579
PierceA153812
IslandA18196
JeffersonA14412
View All Counties in Washington

Frequently Asked Questions

How many FEMA disaster declarations does Wahkiakum County, WA have?

Wahkiakum County, WA has 15 federal disaster declarations on FEMA record (1964–2026). The 5 most recent are: Severe Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides (declared Apr 7, 2026, DR-4906); Severe Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides (declared Dec 12, 2025, DR-3629); Severe Winter Storms, Snowstorms, Straight-Line Winds, Floodin (declared Mar 29, 2022, DR-4650); Severe Storms, Flooding, Landslides, and Mudslides (declared Apr 23, 2020, DR-4539); Severe Winter Storms, Flooding, Landslides, Mudslides (declared Apr 21, 2017, DR-4309). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Wahkiakum County, WA?

Wahkiakum County is graded A (composite score 16/100, low risk). It ranks #477 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 Wahkiakum County?

2 NFIP flood insurance claims have been filed in Wahkiakum County, WA, totaling $25,586 in payouts. The average claim is $12,793. Source: FEMA FimaNfipClaims v2 dataset.

Has Wahkiakum County, WA had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Wahkiakum County was Severe Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides on Apr 7, 2026 (DR-4906). The county has 15 declared disasters in the OpenFEMA record covering 1964–2026.

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.