Cumberland County, ME

ZIP 04074

In ZIP 04074, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Portland Water District-Greater has 1 contaminant at or over an EPA legal limit; 1 contaminant is above health goals, led by arsenic at 238× California’s Public Health Goal.
• Nearest Superfund site: Saco Tannery Waste Pits, 2.9 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Pratt & Whitney (85%), mostly cobalt.
• Fine particles (PM2.5) average 4.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 9,458 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 04074

• Superfund sites nearbyA to D
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityD to F
• Pesticide useB
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to C
• Radiation signalsF

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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