Smith County, TX

ZIP 75702

In ZIP 75702, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Southern Utilities meets every EPA legal limit; 8 contaminants are above health goals, led by bromodichloromethane at 109× 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: Alpha Omega Recycling Inc. (38%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 28,327 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 75702

• Superfund sites nearbyA
• Factories and industrial sitesC to F
• Oil and gas wellsD to F
• Parks and nature nearbyB to D
• Air qualityC to D
• Drinking water qualityB to C
• Pesticide useB to D
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsA to B

Based on 16 census tracts · compiled October 25, 2026 · how each grade works and its sources

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