Lawrence County, PA

ZIP 16157

In ZIP 16157, 9 of the 12 things we check have at least one part graded D or F.

• Drinking water: Magnolia Mhp meets every EPA legal limit; 8 contaminants are above health goals, led by pfos at 3.7× 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: Tms International Llc/New Castle Plt (63%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 48,636 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 16157

• Superfund sites nearbyA
• Factories and industrial sitesC to D
• Oil and gas wellsC to F
• Parks and nature nearbyC
• Air qualityC to D
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsC to F
• Noise levelsA to D
• Radiation signalsD

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

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