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Toa Alta, PR

Flood Risk Score: 18/100 · Rank #312 of 3,277 counties

Toa Alta County in PR has 19 FEMA disaster declarations on record covering 1970–2024, most recently Severe Storms, Flooding, Landslides, and Mudslides on Jul 23, 2024 (DR-4805). Its flood risk grade is A (Low risk), ranking #312 of 3,277 U.S. counties, with 0 NFIP flood insurance claims totaling $0 in payouts. Flood risk is relatively low compared to the national average.

18
Risk Score
0
NFIP Claims
$0
Total Payouts
19
Disasters
$0
Avg Claim
0
Active Policies

FEMA Disaster Declarations in Toa Alta County

The 19 most recent federally declared disasters affecting Toa Alta County, PR (1970–2024). Total declarations on record: 19.

DeclaredIncident TypeTitleFEMA Disaster #
Jul 23, 2024FloodSevere Storms, Flooding, Landslides, and MudslidesDR-4805
Sep 21, 2022HurricaneHurricane FionaDR-4671
Sep 18, 2022HurricaneTropical Storm FionaDR-3583
Aug 22, 2020HurricaneTropical Storm LauraDR-3537
Jul 29, 2020HurricanePotential Tropical Cyclone NineDR-3532
Sep 20, 2017HurricaneHurricane MariaDR-4339
Sep 18, 2017HurricaneHurricane MariaDR-3391
Sep 5, 2017HurricaneHurricane IrmaDR-3384
Aug 22, 2011HurricaneHurricane IreneDR-3326
Nov 17, 1999HurricaneHurricane LennyDR-3151
Sep 24, 1998HurricaneHurricane Georges - 18 Sep 98DR-1247
Sep 11, 1996HurricaneHurricane HortenseDR-1136
Sep 21, 1989HurricaneHurricane HugoDR-842
Jul 10, 1986FloodHeavy Rains, Flooding & MudslidesDR-768
Oct 10, 1985FloodSevere Storms, Flooding & MudslidesDR-746
Sep 2, 1979HurricaneHurricane DavidDR-597
Sep 19, 1975FloodTropical Storm ElioiseDR-483
Nov 30, 1974FloodFloodingDR-455
Oct 12, 1970FloodHeavy Rains & FloodingDR-296

Score Breakdown

The composite score of 18 is calculated from four weighted factors. See our methodology for details.

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

Other Counties in PR

CountyGradeScoreClaimsDisasters
Aguas BuenasA18020
AibonitoA18020
BarcelonetaA18019
CaguasA18019
CanovanasA18019
CayeyA18019
View All Counties in PR

Frequently Asked Questions

How many FEMA disaster declarations does Toa Alta County, PR have?

Toa Alta County, PR has 19 federal disaster declarations on FEMA record (1970–2024). The 5 most recent are: Severe Storms, Flooding, Landslides, and Mudslides (declared Jul 23, 2024, DR-4805); 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). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Toa Alta County, PR?

Toa Alta County is graded A (composite score 18/100, low risk). It ranks #312 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 Toa Alta County?

0 NFIP flood insurance claims have been filed in Toa Alta County, PR, totaling $0 in payouts. The average claim is $0. Source: FEMA FimaNfipClaims v2 dataset.

Has Toa Alta County, PR had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Toa Alta County was Severe Storms, Flooding, Landslides, and Mudslides on Jul 23, 2024 (DR-4805). The county has 19 declared disasters in the OpenFEMA record covering 1970–2024.

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.

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.