Lawrence County, AR

ZIP 72457

In ZIP 72457, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Walnut Ridge Waterworks meets every EPA legal limit; 9 contaminants are above health goals, led by lead at 42× California’s Public Health Goal.
• Nearest Superfund site: Frit Industries, 2.6 miles away.
• Largest share of modeled toxic air from industry: Frit Industries (43%), mostly manganese compounds.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 262,153 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 72457

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityC
• Drinking water qualityC to F
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsD
• Radiation signalsC

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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