Custer County, OK

ZIP 73601

In ZIP 73601, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Burns Flat Pws has 1 contaminant at or over an EPA legal limit; 11 contaminants are above health goals, led by pfos at 19× 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: Miraclon Corp (33%), mostly n-hexane (hexane).
• Fine particles (PM2.5) average 6.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 90,847 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 73601

• Superfund sites nearbyA
• Factories and industrial sitesB to D
• Oil and gas wellsA to F
• Parks and nature nearbyB to D
• Air qualityA
• Drinking water qualityB to F
• Pesticide useD to F
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to F
• Radiation signalsC to D

Based on 6 census tracts · compiled October 25, 2026 · how each grade works and its sources

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