Martin County, FL

ZIP 33438

In ZIP 33438, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Village Of Indiantown has 1 contaminant at or over an EPA legal limit; 8 contaminants are above health goals, led by tthm at 64× Peer-Reviewed Research.
• Nearest Superfund site: Florida Steel Corp., 2.2 miles away.
• Largest share of modeled toxic air from industry: Sugar Cane Growers Cooperative Of Florida (72%), mostly polycyclic aromatic compounds.
• Fine particles (PM2.5) average 8.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 3,445,573 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 33438

• Superfund sites nearbyA to D
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityC to D
• Drinking water qualityB to D
• Pesticide useF
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsA

Based on 2 census tracts · compiled October 25, 2026 · how each grade works and its sources

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