Humphreys County, TN

ZIP 37185

In ZIP 37185, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Waverly Water Department meets every EPA legal limit; 4 contaminants are above health goals, led by arsenic at 1,400× California’s Public Health Goal.
• 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: Chemours Johnsonville Plant (62%), mostly chromium compounds.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 23,271 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 37185

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

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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