Tulsa County, OK

ZIP 74117

In ZIP 74117, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Owasso meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 60× California’s Public Health Goal.
• Nearest Superfund site: Tulsa Fuel and Manufacturing, 9.8 miles away.
• Largest share of modeled toxic air from industry: Sterling Specialty Chemicals LLC (71%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 25,439 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 74117

• Superfund sites nearbyA
• Factories and industrial sitesD to F
• Oil and gas wellsD to F
• Parks and nature nearbyC to D
• Air qualityC to D
• Drinking water qualityD to F
• Pesticide useC to D
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsC

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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