Roane County, TN

ZIP 37748

In ZIP 37748, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: North U.d. Of Rhea County meets every EPA legal limit; 3 contaminants are above health goals, led by arsenic at 566× California’s Public Health Goal.
• Nearest Superfund site: Oak Ridge Reservation (usdoe), 6.2 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Crossville Inc (72%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.1 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 37748

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

Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources

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