Pottawattamie, IA
Pottawattamie County in Iowa has 8 FEMA disaster declarations on record covering 1965–2019, most recently Severe Storms and Flooding on Mar 23, 2019 (DR-4421). Its flood risk grade is A (Low risk), ranking #701 of 3,277 U.S. counties, with 20 NFIP flood insurance claims totaling $460,412 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in Pottawattamie County
The 8 most recent federally declared disasters affecting Pottawattamie County, IA (1965–2019). Total declarations on record: 8.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Mar 23, 2019 | Flood | Severe Storms and Flooding | DR-4421 |
| Jun 27, 2011 | Flood | Flooding | DR-1998 |
| Sep 10, 2005 | Hurricane | Hurricane Katrina Evacuation | DR-3239 |
| Jul 2, 1998 | Flood | Severe Storms, Tornadoes and Flooding | DR-1230 |
| Jul 9, 1993 | Flood | Severe Storms & Flooding | DR-996 |
| Sep 6, 1990 | Flood | Severe Storms & Flooding | DR-879 |
| Sep 26, 1972 | Flood | Severe Storms & Flooding | DR-354 |
| Apr 22, 1965 | Flood | Flooding | DR-193 |
Score Breakdown
The composite score of 14 is calculated from four weighted factors. See our methodology for details.
Other Counties in Iowa
| County | Grade | Score | Claims | Disasters |
|---|---|---|---|---|
| Des Moines | A | 14 | 25 | 14 |
| Buchanan | A | 14 | 6 | 12 |
| Butler | A | 14 | 9 | 12 |
| Louisa | A | 14 | 1 | 12 |
| Linn | A | 14 | 29 | 12 |
| Allamakee | A | 15 | 0 | 13 |
More Counties in Iowa
Frequently Asked Questions
How many FEMA disaster declarations does Pottawattamie County, IA have?
Pottawattamie County, IA has 8 federal disaster declarations on FEMA record (1965–2019). The 5 most recent are: Severe Storms and Flooding (declared Mar 23, 2019, DR-4421); Flooding (declared Jun 27, 2011, DR-1998); Hurricane Katrina Evacuation (declared Sep 10, 2005, DR-3239); Severe Storms, Tornadoes and Flooding (declared Jul 2, 1998, DR-1230); Severe Storms & Flooding (declared Jul 9, 1993, DR-996). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for Pottawattamie County, IA?
Pottawattamie County is graded A (composite score 14/100, low risk). It ranks #701 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 Pottawattamie County?
20 NFIP flood insurance claims have been filed in Pottawattamie County, IA, totaling $460,412 in payouts. The average claim is $23,021. Source: FEMA FimaNfipClaims v2 dataset.
Has Pottawattamie County, IA had any recent flood disasters?
Yes. The most recent FEMA declaration affecting Pottawattamie County was Severe Storms and Flooding on Mar 23, 2019 (DR-4421). The county has 8 declared disasters in the OpenFEMA record covering 1965–2019.
For this entity, the underlying data on this page comes from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.
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.