Potter County, TX

ZIP 79111

In ZIP 79111, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Amarillo Municipal Water System has 3 contaminants at or over an EPA legal limit; 18 contaminants are above health goals, led by tetrachloroethylene at 102× California’s Public Health Goal.
• Closer to Superfund sites than 58% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Asarco LLC Amarillo Copper Refinery (45%), mostly arsenic compounds.
• Fine particles (PM2.5) average 5.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 14,165 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 79111

• Superfund sites nearbyC
• Factories and industrial sitesC
• Oil and gas wellsB to C
• Parks and nature nearbyC to D
• Air qualityA
• Drinking water qualityF
• Pesticide useD to F
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsD
• Radiation signalsD

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

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