Aroostook County, ME

ZIP 04786

In ZIP 04786, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Washburn Water & Sewer District meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 11× California’s Public Health Goal.
• Nearest Superfund site: Pinette's Salvage Yard, 3.8 miles away.
• Largest share of modeled toxic air from industry: Huber Engineered Woods LLC (100%), mostly formaldehyde.
• Fine particles (PM2.5) average 4.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 396,929 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 04786

• Superfund sites nearbyC
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityD
• Pesticide useF
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsD

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

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