Payne County, OK

ZIP 74074

In ZIP 74074, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Stillwater Utilities Authority has 1 contaminant at or over an EPA legal limit; 15 contaminants are above health goals, led by pfos at 5.7× California’s Public Health Goal.
• Nearest Superfund site: Hudson Refinery, 8.4 miles away.
• Largest share of modeled toxic air from industry: Dw-National Standard-Stillwater LLC (98%), mostly lead compounds.
• Fine particles (PM2.5) average 8.1 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 74074

• Superfund sites nearbyA to C
• Factories and industrial sitesA to C
• Oil and gas wellsF
• Parks and nature nearbyB to D
• Air qualityB to D
• Drinking water qualityC to D
• Pesticide useC to F
• Neighborhood health statusA to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to C

Based on 14 census tracts · compiled October 25, 2026 · how each grade works and its sources

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