Montgomery County, PA

ZIP 18074

In ZIP 18074, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Aqua Pa Perkiomen Township has 2 contaminants at or over an EPA legal limit; 12 contaminants are above health goals, led by arsenic at 1,134× California’s Public Health Goal.
• Nearest Superfund site: Baghurst Drive, 1.7 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Carpenter Technology Corp (53%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 38,013 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 18074

• Superfund sites nearbyD to F
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityC
• Drinking water qualityB to F
• Pesticide useC
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsD to F

Based on 6 census tracts · compiled October 25, 2026 · how each grade works and its sources

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