Loudon County, TN
ZIP 37771
In ZIP 37771, 7 of the 12 things we check have at least one part graded D or F.
- Drinking water: Loudon Utilities Board meets every EPA legal limit; 5 contaminants are above health goals, led by tetrachloroethylene at 8.4× California’s Public Health Goal.
- Nearest Superfund site: Oak Ridge Reservation (usdoe), 7.0 miles away (2 within 10 miles).
- Largest share of modeled toxic air from industry: Hubbell Lenoir City Inc (43%), mostly ethylbenzene.
- Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 17,901 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 37771
- Superfund sites nearbyC to F
- Factories and industrial sitesB to D
- Oil and gas wellsA to B
- Parks and nature nearbyB to D
- Air qualityB to C
- Drinking water qualityB to C
- 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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