Union Parish, LA

ZIP 71241

In ZIP 71241, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Holmesville Water System meets every EPA legal limit; 9 contaminants are above health goals, led by lead at 38× California’s Public Health Goal.
• Nearest Superfund site: Marion Pressure Treating, 3.2 miles away.
• Largest share of modeled toxic air from industry: Angus Chemical Co (77%), mostly nitromethane.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 5,752 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 71241

• Superfund sites nearbyA to D
• Factories and industrial sitesA to C
• Oil and gas wellsC to F
• Parks and nature nearbyB to C
• Air qualityB to C
• Drinking water qualityD to F
• Pesticide useD to F
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA to B
• Noise levelsA
• Radiation signalsB to C

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…