Caddo Parish, LA

ZIP 71033

In ZIP 71033, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Leigh Wsc-Rural meets every EPA legal limit; 8 contaminants are above health goals, led by bromodichloromethane at 198× California’s Public Health Goal.
• Nearest Superfund site: Stewco, Inc., 9.2 miles away.
• Largest share of modeled toxic air from industry: Prolec Ge USA LLC (33%), mostly chromium.
• Fine particles (PM2.5) average 7.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 244,659 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 71033

• Superfund sites nearbyA
• Factories and industrial sitesB
• Oil and gas wellsF
• Parks and nature nearbyC
• Air qualityC
• Drinking water qualityB to C
• Pesticide useD to F
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA
• Radiation signalsA

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

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