McClain County, OK

ZIP 73065

In ZIP 73065, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Blanchard meets every EPA legal limit; 8 contaminants are above health goals, led by bromodichloromethane at 187× California’s Public Health Goal.
• Nearest Superfund site: Hardage/criner, 10.0 miles away.
• Largest share of modeled toxic air from industry: Duracoatings LLC. (90%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 41,459 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 73065

• Superfund sites nearbyA to C
• Factories and industrial sitesA to B
• Oil and gas wellsF
• Parks and nature nearbyC
• Air qualityB to C
• Drinking water qualityC
• Pesticide useD to F
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsA to B

Based on 4 census tracts · compiled October 25, 2026 · how each grade works and its sources

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