Livingston Parish, LA

ZIP 70785

In ZIP 70785, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Diversion Water - Montrose Subdivision meets every EPA legal limit; 8 contaminants are above health goals, led by arsenic at 167× California’s Public Health Goal.
• Nearest Superfund site: Combustion, Inc., 0.5 miles away.
• Largest share of modeled toxic air from industry: Basf Corp (41%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 8,112 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 70785

• Superfund sites nearbyA to F
• Factories and industrial sitesD to F
• Oil and gas wellsC to F
• Parks and nature nearbyC to D
• Air qualityC
• Drinking water qualityC
• Pesticide useB to D
• Neighborhood health statusA to F
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsA to B

Based on 12 census tracts · compiled October 25, 2026 · how each grade works and its sources

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