Tulsa County, OK

ZIP 74128

In ZIP 74128, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Tulsa meets every EPA legal limit; 13 contaminants are above health goals, led by lead at 10× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Sterling Specialty Chemicals LLC (70%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.5 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 74128

• Superfund sites nearbyA
• Factories and industrial sitesD to F
• Oil and gas wellsB to C
• Parks and nature nearbyF
• Air qualityD to F
• Drinking water qualityD
• Pesticide useC
• Neighborhood health statusD 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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