Carroll County, NH

ZIP 03847

In ZIP 03847, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: North Conway Water Pct meets every EPA legal limit; 4 contaminants are above health goals, led by lead at 46× California’s Public Health Goal.
• Nearest Superfund site: Kearsarge Metallurgical Corp., 7.7 miles away.
• Largest share of modeled toxic air from industry: Gorham Sand & Gravel Pike Industries Inc (98%), mostly polycyclic aromatic compounds.
• Fine particles (PM2.5) average 5.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,412 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 03847

• Superfund sites nearbyC
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityA
• Drinking water qualityD to F
• Pesticide useC
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsF

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

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