Canadian County, OK

ZIP 73099

In ZIP 73099, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Holliday Outt Mhp meets every EPA legal limit; 11 contaminants are above health goals, led by lead at 147× 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: Duracoatings LLC. (81%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 68,598 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 73099

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

Based on 25 census tracts · compiled September 10, 2026 · how each grade works and its sources

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