Houston County, TN

ZIP 37178

In ZIP 37178, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Erin Water Department meets every EPA legal limit; 6 contaminants are above health goals, led by tthm at 45× Peer-Reviewed Research.
• 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: U.S. Tva Cumberland Fossil Plant (68%), mostly cobalt compounds.
• Fine particles (PM2.5) average 6.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 12,633 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 37178

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

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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