Jefferson Parish, LA

ZIP 70094

In ZIP 70094, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Westwego Waterworks meets every EPA legal limit; 14 contaminants are above health goals, led by pfos at 2× California’s Public Health Goal.
• Nearest Superfund site: Agriculture Street Landfill, 8.3 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 8.5 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 70094

• Superfund sites nearbyA
• Factories and industrial sitesF
• Oil and gas wellsD to F
• Parks and nature nearbyB to F
• Air qualityD
• Drinking water qualityD to F
• Pesticide useA to B
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsB

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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