Roane County, TN
ZIP 37830
In ZIP 37830, 8 of the 12 things we check have at least one part graded D or F.
- Drinking water: Lenoir City Utility Board has 2 contaminants at or over an EPA legal limit; 9 contaminants are above health goals, led by arsenic at 6,750× 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: Cmc Steel Tennessee (19%), mostly chromium compounds.
- Fine particles (PM2.5) average 7.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 4,342 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 37830
- Superfund sites nearbyD to F
- Factories and industrial sitesA to C
- Oil and gas wellsA to F
- Parks and nature nearbyC to D
- Air qualityB to C
- Drinking water qualityB to F
- Pesticide useC to D
- Neighborhood health statusD to F
- Past wildfire impactsA
- Past flood impactsA to B
- Noise levelsA to D
- Radiation signalsC to D
Based on 14 census tracts · compiled September 10, 2026 · how each grade works and its sources
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