Oklahoma County, OK

ZIP 73135

In ZIP 73135, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Sooner Utilities-Robertson meets every EPA legal limit; 2 contaminants are above health goals, led by arsenic at 725× California’s Public Health Goal.
• Nearest Superfund site: Tinker Air Force Base (soldier Creek/building 3001), 0.1 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Smico Manufacturing Co Inc. (58%), mostly chromium.
• Fine particles (PM2.5) average 8.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 20,693 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 73135

• Superfund sites nearbyD to F
• Factories and industrial sitesB to F
• Oil and gas wellsD to F
• Parks and nature nearbyB to C
• Air qualityB to F
• Drinking water qualityB to C
• Pesticide useA to C
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsA to B

Based on 10 census tracts · compiled October 25, 2026 · how each grade works and its sources

Loading the full report, with every source…