Miami-Dade County, FL

ZIP 33178

In ZIP 33178, 7 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; 14 contaminants are above health goals, led by pfos at 15× California’s Public Health Goal.
• Nearest Superfund site: Pepper Steel & Alloys, Inc., 0.4 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Jl Audio Inc. (91%), mostly diisocyanates.
• Fine particles (PM2.5) average 7.9 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 33178

• Superfund sites nearbyD to F
• Factories and industrial sitesB to D
• Oil and gas wellsA
• Parks and nature nearbyB to D
• Air qualityB to D
• Drinking water qualityB to F
• Pesticide useC to F
• Neighborhood health statusA to C
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to D
• Radiation signalsA

Based on 18 census tracts · compiled October 25, 2026 · how each grade works and its sources

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