Muskogee County, OK

ZIP 74401

In ZIP 74401, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Muskogee Co. Rwd #9 meets every EPA legal limit; 7 contaminants are above health goals, led by lead at 35× California’s Public Health Goal.
• Nearest Superfund site: Fansteel Metals/fmri, 5.1 miles away.
• Largest share of modeled toxic air from industry: Zeeco Inc (40%), mostly chromium.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 72,962 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 74401

• Superfund sites nearbyA to D
• Factories and industrial sitesB to C
• Oil and gas wellsF
• Parks and nature nearbyD 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 10 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…