Miami-Dade County, FL

ZIP 33186

In ZIP 33186, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Mdwasa - Main System has 3 contaminants at or over an EPA legal limit; 32 contaminants are above health goals, led by pfos at 19× California’s Public Health Goal.
• Nearest Superfund site: Woodbury Chemical Co. (princeton Plant), 7.0 miles away.
• Largest share of modeled toxic air from industry: Jl Audio Inc. (99%), mostly diisocyanates.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 855,356 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 33186

• Superfund sites nearbyA
• Factories and industrial sitesA to C
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityB to C
• Drinking water qualityF
• Pesticide useD to F
• Neighborhood health statusA to D
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to F
• Radiation signalsB to C

Based on 24 census tracts · compiled September 10, 2026 · how each grade works and its sources

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