Jefferson Davis Parish, LA

ZIP 70581

In ZIP 70581, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Jeff Davis Water District 4 meets every EPA legal limit; 10 contaminants are above health goals, led by dibromochloromethane at 98× California’s Public Health Goal.
• Nearest Superfund site: Sba Shipyard, 3.7 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Lacc LLC Us/Lotte Chemical Louisiana LLC (46%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 232,244 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 70581

• Superfund sites nearbyC to D
• Factories and industrial sitesA to D
• Oil and gas wellsF
• Parks and nature nearbyC to D
• Air qualityC
• Drinking water qualityC
• Pesticide useF
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsB to C
• Noise levelsA to D
• Radiation signalsB

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

Loading the full report, with every source…