Guánica Municipio, PR

ZIP 00647

In ZIP 00647, 1 of the 12 things we check have at least one part graded D or F.

• Nearest Superfund site: San German Ground Water Contamination, 6.6 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Edwards Lifesciences Technology Sarl (49%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.

Grades for ZIP 00647

• Superfund sites nearbyD
• Factories and industrial sitesA
• Oil and gas wellsA
• Air qualityB to C
• Past wildfire impactsA
• Past flood impactsC

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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