East Baton Rouge Parish, LA

ZIP 70791

In ZIP 70791, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Ward Ii Water District meets every EPA legal limit; 12 contaminants are above health goals, led by arsenic at 176× California’s Public Health Goal.
• Nearest Superfund site: Exide Baton Rouge, 3.2 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Shell Catalyst & Technologies (28%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 16,219 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 70791

• Superfund sites nearbyA to F
• Factories and industrial sitesD to F
• Oil and gas wellsA to D
• Parks and nature nearbyC
• Air qualityC
• Drinking water qualityB to C
• Pesticide useC to F
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsB to C

Based on 8 census tracts · compiled October 25, 2026 · how each grade works and its sources

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