Collier County, FL

ZIP 34103

In ZIP 34103, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Naples Water Dept has 2 contaminants at or over an EPA legal limit; 9 contaminants are above health goals, led by pfos at 8.4× 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: Arthrex Manufacturing Inc. (100%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,769,803 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 34103

• Superfund sites nearbyA
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyD to F
• Air qualityA to B
• Drinking water qualityF
• Pesticide useF
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsF
• Noise levelsA to D
• Radiation signalsB

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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