Montgomery County, PA

ZIP 19525

In ZIP 19525, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Miller Manor Homeowners Assoc has 1 contaminant at or over an EPA legal limit; 9 contaminants are above health goals, led by pfos at 3.8× California’s Public Health Goal.
• Nearest Superfund site: Occidental Chemical Corp./firestone Tire & Rubber Co., 5.2 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Carpenter Technology Corp (66%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 222,778 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 19525

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

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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