Webster Parish, LA

ZIP 71075

In ZIP 71075, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Dorcheat Acres Water System meets every EPA legal limit; 9 contaminants are above health goals, led by arsenic at 235× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Calumet Cotton Valley Refining LLC Calumet Cotton Valley (31%), mostly benzene.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 8,578 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 71075

• Superfund sites nearbyA
• Factories and industrial sitesA to B
• Oil and gas wellsD to F
• Parks and nature nearbyC to D
• Air qualityC
• Drinking water qualityC to D
• Pesticide useD
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsC

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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