Rockingham County, NH

ZIP 03801

In ZIP 03801, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Balmoral Condos has 1 contaminant at or over an EPA legal limit; 4 contaminants are above health goals, led by thallium at 14,900× California’s Public Health Goal.
• Nearest Superfund site: Pease Air Force Base, 1.4 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Pratt & Whitney (73%), mostly cobalt.
• Fine particles (PM2.5) average 5.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 18,148 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 03801

• Superfund sites nearbyF
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyC to F
• Air qualityA
• Drinking water qualityD to F
• Pesticide useC to D
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to D
• Radiation signalsC

Based on 8 census tracts · compiled September 10, 2026 · how each grade works and its sources

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