Cumberland County, ME

ZIP 04066

In ZIP 04066, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Dipper Cove Association meets every EPA legal limit; 1 contaminant is above health goals, led by arsenic at 1,428× California’s Public Health Goal.
• Closer to Superfund sites than 71% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Pioneer Plastics Corp (65%), mostly formaldehyde.
• Fine particles (PM2.5) average 4.6 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 04066

• Superfund sites nearbyD
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityD
• Pesticide useD
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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