Caddo County, OK

ZIP 73017

In ZIP 73017, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Verden meets every EPA legal limit; 9 contaminants are above health goals, led by lead at 63× California’s Public Health Goal.
• Nearest Superfund site: Oklahoma Refining Co., 2.2 miles away.
• Largest share of modeled toxic air from industry: Grady Gas Plant (34%), mostly formaldehyde.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 86,459 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 73017

• Superfund sites nearbyC to F
• Factories and industrial sitesA to B
• Oil and gas wellsD to F
• Parks and nature nearbyC
• Air qualityA to B
• 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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