Jefferson Parish, LA

ZIP 70005

In ZIP 70005, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: W Jefferson Ww District 2 meets every EPA legal limit; 10 contaminants are above health goals, led by arsenic at 303× California’s Public Health Goal.
• Nearest Superfund site: Agriculture Street Landfill, 5.4 miles away.
• Largest share of modeled toxic air from industry: St Charles Operations (Taft/Star) Union Carbide Corp (41%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 434 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 70005

• Superfund sites nearbyC to D
• Factories and industrial sitesF
• Oil and gas wellsA to C
• Parks and nature nearbyC to D
• Air qualityF
• Drinking water qualityC
• Pesticide useA
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsA

Based on 10 census tracts · compiled October 25, 2026 · how each grade works and its sources

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