Jefferson Parish, LA

ZIP 70001

In ZIP 70001, 8 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; 18 contaminants are above health goals, led by lead at 11× California’s Public Health Goal.
• Nearest Superfund site: Agriculture Street Landfill, 5.6 miles away.
• Largest share of modeled toxic air from industry: St Charles Operations (Taft/Star) Union Carbide Corp (40%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.0 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 70001

• Superfund sites nearbyA to D
• Factories and industrial sitesD to F
• Oil and gas wellsA to D
• Parks and nature nearbyF
• Air qualityF
• Drinking water qualityD
• Pesticide useA
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsB

Based on 14 census tracts · compiled September 10, 2026 · how each grade works and its sources

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