St. Landry Parish, LA

ZIP 70589

In ZIP 70589, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Prairie Ronde Water System Inc meets every EPA legal limit; 10 contaminants are above health goals, led by lead at 31× 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: Catalyst Recovery Of Louisiana LLC (68%), mostly cobalt compounds.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 253,365 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 70589

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

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…