Hormigueros Municipio, PR
ZIP 00660
In ZIP 00660, 1 of the 12 things we check have at least one part graded D or F.
- Nearest Superfund site: Cabo Rojo Ground Water Contamination, 4.3 miles away (2 within 10 miles).
- Largest share of modeled toxic air from industry: Edwards Lifesciences Technology Sarl (97%), mostly ethylene oxide.
- Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
Grades for ZIP 00660
- Superfund sites nearbyD
- Factories and industrial sitesB
- Oil and gas wellsA
- Air qualityB to C
- Past wildfire impactsA
- Past flood impactsC
Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources
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Other ZIP codes in Hormigueros Municipio
ZIP 00660 is the only ZIP code we grade in Hormigueros Municipio.
All of Hormigueros Municipio · All of Puerto Rico · How grades work