Garvin County, OK

ZIP 73074

In ZIP 73074, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Mcclain Co Rwd # 8 meets every EPA legal limit; 12 contaminants are above health goals, led by arsenic at 402× California’s Public Health Goal.
• Nearest Superfund site: Hardage/criner, 8.0 miles away.
• Largest share of modeled toxic air from industry: Oneok Field Svc/Maysville Gas Plt (97%), mostly formaldehyde.
• Fine particles (PM2.5) average 6.8 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 73074

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

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

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