Union County, AR

ZIP 71759

In ZIP 71759, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Wildwood Water Association meets every EPA legal limit; 7 contaminants are above health goals, led by dibromochloromethane at 76× California’s Public Health Goal.
• Nearest Superfund site: Macmillan Ring Free Oil, 4.6 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Lanxess - Central (76%), mostly hydrazine.
• Fine particles (PM2.5) average 7.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 4,700 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 71759

• Superfund sites nearbyF
• 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 levelsB
• Radiation signalsB

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

Loading the full report, with every source…