Guaynabo, PR
Guaynabo County in PR has 17 FEMA disaster declarations on record covering 1970–2022, most recently Hurricane Fiona on Sep 21, 2022 (DR-4671). Its flood risk grade is A (Low risk), ranking #386 of 3,277 U.S. counties, with 2 NFIP flood insurance claims totaling $43,604 in payouts. Flood risk is relatively low compared to the national average.
FEMA Disaster Declarations in Guaynabo County
The 17 most recent federally declared disasters affecting Guaynabo County, PR (1970–2022). Total declarations on record: 17.
| Declared | Incident Type | Title | FEMA Disaster # |
|---|---|---|---|
| Sep 21, 2022 | Hurricane | Hurricane Fiona | DR-4671 |
| Sep 18, 2022 | Hurricane | Tropical Storm Fiona | DR-3583 |
| Aug 22, 2020 | Hurricane | Tropical Storm Laura | DR-3537 |
| Jul 29, 2020 | Hurricane | Potential Tropical Cyclone Nine | DR-3532 |
| Sep 20, 2017 | Hurricane | Hurricane Maria | DR-4339 |
| Sep 18, 2017 | Hurricane | Hurricane Maria | DR-3391 |
| Sep 10, 2017 | Hurricane | Hurricane Irma | DR-4336 |
| Aug 27, 2011 | Hurricane | Hurricane Irene | DR-4017 |
| Aug 22, 2011 | Hurricane | Hurricane Irene | DR-3326 |
| Nov 17, 1999 | Hurricane | Hurricane Lenny | DR-3151 |
| Sep 24, 1998 | Hurricane | Hurricane Georges - 18 Sep 98 | DR-1247 |
| Sep 11, 1996 | Hurricane | Hurricane Hortense | DR-1136 |
| Sep 21, 1989 | Hurricane | Hurricane Hugo | DR-842 |
| Oct 10, 1985 | Flood | Severe Storms, Flooding & Mudslides | DR-746 |
| Sep 2, 1979 | Hurricane | Hurricane David | DR-597 |
| Sep 19, 1975 | Flood | Tropical Storm Elioise | DR-483 |
| Oct 12, 1970 | Flood | Heavy Rains & Flooding | DR-296 |
Score Breakdown
The composite score of 17 is calculated from four weighted factors. See our methodology for details.
Other Counties in PR
| County | Grade | Score | Claims | Disasters |
|---|---|---|---|---|
| Arroyo | A | 17 | 0 | 18 |
| Bayamon | A | 17 | 5 | 17 |
| Carolina | A | 17 | 6 | 18 |
| Catano | A | 17 | 0 | 17 |
| Ceiba | A | 17 | 0 | 18 |
| Cidra | A | 17 | 0 | 18 |
More Counties in PR
Frequently Asked Questions
How many FEMA disaster declarations does Guaynabo County, PR have?
Guaynabo County, PR has 17 federal disaster declarations on FEMA record (1970–2022). The 5 most recent are: Hurricane Fiona (declared Sep 21, 2022, DR-4671); Tropical Storm Fiona (declared Sep 18, 2022, DR-3583); Tropical Storm Laura (declared Aug 22, 2020, DR-3537); Potential Tropical Cyclone Nine (declared Jul 29, 2020, DR-3532); Hurricane Maria (declared Sep 20, 2017, DR-4339). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.
What is the flood risk grade for Guaynabo County, PR?
Guaynabo County is graded A (composite score 17/100, low risk). It ranks #386 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 Guaynabo County?
2 NFIP flood insurance claims have been filed in Guaynabo County, PR, totaling $43,604 in payouts. The average claim is $21,802. Source: FEMA FimaNfipClaims v2 dataset.
Has Guaynabo County, PR had any recent flood disasters?
Yes. The most recent FEMA declaration affecting Guaynabo County was Hurricane Fiona on Sep 21, 2022 (DR-4671). The county has 17 declared disasters in the OpenFEMA record covering 1970–2022.
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.