Ouachita County, AR

ZIP 71751

In ZIP 71751, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Wire Road Water System meets every EPA legal limit; 6 contaminants are above health goals, led by bromodichloromethane at 136× California’s Public Health Goal.
• Nearest Superfund site: Macmillan Ring Free Oil, 9.8 miles away.
• Largest share of modeled toxic air from industry: Lanxess - Central (82%), mostly hydrazine.
• Fine particles (PM2.5) average 7.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 3,575 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 71751

• Superfund sites nearbyC
• Factories and industrial sitesD
• Oil and gas wellsF
• Parks and nature nearbyB
• Air qualityB
• Drinking water qualityB to C
• Pesticide useB
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsB

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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