Payne County, OK

ZIP 74032

In ZIP 74032, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Yale meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 101× California’s Public Health Goal.
• Nearest Superfund site: Hudson Refinery, 7.2 miles away.
• Largest share of modeled toxic air from industry: Dw-National Standard-Stillwater LLC (43%), mostly lead compounds.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 33,481 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 74032

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

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

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