Oklahoma County, OK

ZIP 73128

In ZIP 73128, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Oklahoma City meets every EPA legal limit; 17 contaminants are above health goals, led by lead at 18× California’s Public Health Goal.
• Nearest Superfund site: Double Eagle Refinery Co., 8.8 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Duracoatings LLC. (87%), mostly chromium compounds.
• Fine particles (PM2.5) average 9.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 68,598 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 73128

• Superfund sites nearbyA
• Factories and industrial sitesD
• Oil and gas wellsF
• Parks and nature nearbyD
• Air qualityF
• Drinking water qualityD
• Pesticide useC to D
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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