Strafford County, NH

ZIP 03835

In ZIP 03835, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Rochester Consecutive Wtr Sys meets every EPA legal limit; 4 contaminants are above health goals, led by bromodichloromethane at 200× California’s Public Health Goal.
• Nearest Superfund site: Collins & Aikman Plant (former), 0.4 miles away.
• Largest share of modeled toxic air from industry: Pratt & Whitney (85%), mostly cobalt.
• Fine particles (PM2.5) average 5.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 4,299 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 03835

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

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

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