McMinn County, TN

ZIP 37826

In ZIP 37826, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Watts Bar Utility District meets every EPA legal limit; 1 contaminant is above health goals, led by tthm at 19× Peer-Reviewed Research.
• 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: Innovative Water Care LLC Dba Solenis (40%), mostly chlorine.
• Fine particles (PM2.5) average 7.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 7,316 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 37826

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

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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