Marshall County, OK

ZIP 73439

In ZIP 73439, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Oakview Water Corp has 1 contaminant at or over an EPA legal limit; 7 contaminants are above health goals, led by arsenic at 477× 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: Cm Truck Beds (91%), mostly chromium.
• Fine particles (PM2.5) average 7.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 15,560 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 73439

• Superfund sites nearbyA
• Factories and industrial sitesC to F
• Oil and gas wellsA to F
• Parks and nature nearbyB to C
• Air qualityB
• Drinking water qualityC to D
• Pesticide useD to F
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsA to B

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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