Jefferson Parish, LA

ZIP 70058

In ZIP 70058, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Belle Chasse Water District meets every EPA legal limit; 9 contaminants are above health goals, led by bromodichloromethane at 240× California’s Public Health Goal.
• Nearest Superfund site: Agriculture Street Landfill, 5.9 miles away.
• Largest share of modeled toxic air from industry: Fmt Shipyard & Repair LLC (53%), mostly chromium.
• Fine particles (PM2.5) average 9.1 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 70058

• Superfund sites nearbyA to D
• Factories and industrial sitesD to F
• Oil and gas wellsB to F
• Parks and nature nearbyB to D
• Air qualityD to F
• Drinking water qualityC
• Pesticide useA
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsA

Based on 14 census tracts · compiled October 25, 2026 · how each grade works and its sources

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