Duval County, FL

ZIP 32221

In ZIP 32221, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Jea Major Grid meets every EPA legal limit; 18 contaminants are above health goals, led by arsenic at 238× California’s Public Health Goal.
• Nearest Superfund site: USN Air Station Cecil Field, 1.4 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Medtronic Xomed LLC (31%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 5,161 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 32221

• Superfund sites nearbyD to F
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyB to D
• Air qualityB to D
• Drinking water qualityC to D
• Pesticide useB to C
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to B
• Radiation signalsB to C

Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…