McMinn County, TN

ZIP 37329

In ZIP 37329, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Niota Water System meets every EPA legal limit; 1 contaminant is above health goals, led by tthm at 15× Peer-Reviewed Research.
• Closer to Superfund sites than 55% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Johns Manville (70%), mostly formaldehyde.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 25,432 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 37329

• Superfund sites nearbyA to C
• Factories and industrial sitesB to D
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityB
• Drinking water qualityA to B
• Pesticide useC to D
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA to B
• Noise levelsA to D
• Radiation signalsD to F

Based on 7 census tracts · compiled October 25, 2026 · how each grade works and its sources

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