Kennebec County, ME

ZIP 04350

In ZIP 04350, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Round Stone Mobile Home Park meets every EPA legal limit; 2 contaminants are above health goals, led by lead at 16× California’s Public Health Goal.
• Nearest Superfund site: Winthrop Landfill, 7.9 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Pioneer Plastics Corp (93%), mostly formaldehyde.
• Fine particles (PM2.5) average 4.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 22,401 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 04350

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

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

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