Muskogee County, OK

ZIP 74403

In ZIP 74403, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Tullahassee Water meets every EPA legal limit; 7 contaminants are above health goals, led by lead at 66× California’s Public Health Goal.
• Nearest Superfund site: Fansteel Metals/fmri, 2.1 miles away.
• Largest share of modeled toxic air from industry: American Foundry Group LLC Alloy 2 Facility (89%), mostly chromium.
• Fine particles (PM2.5) average 7.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 104,540 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 74403

• Superfund sites nearbyA to F
• Factories and industrial sitesA to C
• Oil and gas wellsC to F
• Parks and nature nearbyC to F
• Air qualityB to C
• Drinking water qualityD to F
• Pesticide useD to F
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsC

Based on 12 census tracts · compiled September 10, 2026 · how each grade works and its sources

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