St. Lucie County, FL

ZIP 34946

In ZIP 34946, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Ft. Pierce Utilities Authority has 1 contaminant at or over an EPA legal limit; 15 contaminants are above health goals, led by pfoa at 457× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Turbocombustor Technology Inc. (99%), mostly nickel.
• Fine particles (PM2.5) average 6.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,652,498 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 34946

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

Based on 6 census tracts · compiled October 25, 2026 · how each grade works and its sources

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