East Baton Rouge Parish, LA

ZIP 70815

In ZIP 70815, 10 of the 12 things we check have at least one part graded D or F.

• Drinking water: City Of Denham Springs Water System meets every EPA legal limit; 13 contaminants are above health goals, led by arsenic at 275× California’s Public Health Goal.
• Nearest Superfund site: Capitol Lakes, 5.3 miles away.
• Largest share of modeled toxic air from industry: Basf 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 18,610 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 70815

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

Based on 8 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…