Washington County, TN

ZIP 37614

In ZIP 37614, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Johnson City Water Dept meets every EPA legal limit; 5 contaminants are above health goals, led by total haloacetic acids (haa5) at 1× 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: Snap-On Tools Co (64%), mostly nickel.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 66,271 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 37614

• Superfund sites nearbyA
• Factories and industrial sitesC
• Oil and gas wellsA
• Parks and nature nearbyD to F
• Air qualityC
• Drinking water qualityC
• Pesticide useD
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsD
• Radiation signalsD

Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources

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