Morgan County, TN

ZIP 37840

In ZIP 37840, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Plateau Utility District meets every EPA legal limit; 4 contaminants are above health goals, led by tthm at 38× Peer-Reviewed Research.
• Nearest Superfund site: Oak Ridge Reservation (usdoe), 6.2 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: U.S. Tva Kingston Fossil Plant (30%), 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 37840

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

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…