Northampton County, PA

ZIP 18091

In ZIP 18091, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Royal Oaks Mhp meets every EPA legal limit; 6 contaminants are above health goals, led by lead at 34× California’s Public Health Goal.
• Nearest Superfund site: Palmerton Zinc Pile, 8.9 miles away.
• Largest share of modeled toxic air from industry: B. Braun Medical Inc Manufacturing Div (31%), mostly chromium compounds.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 79,992 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 18091

• Superfund sites nearbyC to D
• Factories and industrial sitesB to D
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityB
• Drinking water qualityD to F
• Pesticide useC to F
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to B
• Radiation signalsD to F

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

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