Garvin County, OK

ZIP 73057

In ZIP 73057, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Purcell meets every EPA legal limit; 12 contaminants are above health goals, led by vanadium at 1× 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 (64%), 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 73057

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

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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