McClain, OK
McClain County in Oklahoma has 5 FEMA disaster declarations on record covering 1973–2005, most recently Hurricane Katrina Evacuation on Sep 5, 2005 (DR-3219). Its flood risk grade is A (Low risk), ranking #2374 of 3,277 U.S. counties, with 1 NFIP flood insurance claims totaling $35,660 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in McClain County
The 5 most recent federally declared disasters affecting McClain County, OK (1973–2005). Total declarations on record: 5.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Sep 5, 2005 | Hurricane | Hurricane Katrina Evacuation | DR-3219 |
| Jul 9, 1987 | Flood | Severe Storms & Flooding | DR-794 |
| Oct 14, 1986 | Flood | Severe Storms & Flooding | DR-778 |
| Oct 26, 1983 | Flood | Severe Storms & Flooding | DR-693 |
| Dec 10, 1973 | Flood | Severe Storms & Flooding | DR-409 |
Score Breakdown
The composite score of 10 is calculated from four weighted factors. See our methodology for details.
Other Counties in Oklahoma
More Counties in Oklahoma
Frequently Asked Questions
How many FEMA disaster declarations does McClain County, OK have?
McClain County, OK has 5 federal disaster declarations on FEMA record (1973–2005). The 5 most recent are: Hurricane Katrina Evacuation (declared Sep 5, 2005, DR-3219); Severe Storms & Flooding (declared Jul 9, 1987, DR-794); Severe Storms & Flooding (declared Oct 14, 1986, DR-778); Severe Storms & Flooding (declared Oct 26, 1983, DR-693); Severe Storms & Flooding (declared Dec 10, 1973, DR-409). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for McClain County, OK?
McClain County is graded A (composite score 10/100, low risk). It ranks #2374 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 McClain County?
1 NFIP flood insurance claims have been filed in McClain County, OK, totaling $35,660 in payouts. The average claim is $35,660. Source: FEMA FimaNfipClaims v2 dataset.
Has McClain County, OK had any recent flood disasters?
Yes. The most recent FEMA declaration affecting McClain County was Hurricane Katrina Evacuation on Sep 5, 2005 (DR-3219). The county has 5 declared disasters in the OpenFEMA record covering 1973–2005.
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.
The methodology behind every numeric value on this page is publicly documented on the FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.
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.