Dauphin County, PA

ZIP 17101

In ZIP 17101, 9 of the 12 things we check have at least one part graded D or F.

• Drinking water: Capital Region Water meets every EPA legal limit; 8 contaminants are above health goals, led by lead at 90× California’s Public Health Goal.
• Nearest Superfund site: Navy Ships Parts Control Center, 6.7 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Armstrong World Industries (22%), mostly chromium.
• Fine particles (PM2.5) average 9.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 60,359 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 17101

• Superfund sites nearbyD
• Factories and industrial sitesD
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityF
• Drinking water qualityF
• Pesticide useC to D
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsC to D
• Radiation signalsD

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…