Blair County, PA

ZIP 16684

In ZIP 16684, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Altoona Water Authority has 1 contaminant at or over an EPA legal limit; 13 contaminants are above health goals, led by lead at 153× California’s Public Health Goal.
• Nearest Superfund site: Delta Quarries & Disposal, Inc./stotler Landfill, 4.2 miles away.
• Largest share of modeled toxic air from industry: Ebensburg Power Co (57%), mostly arsenic compounds.
• Fine particles (PM2.5) average 7.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 65,908 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 16684

• Superfund sites nearbyD
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityB
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsC
• Radiation signalsF

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

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