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  2. United States
  3. Pennsylvania
  4. Blair County
  5. Altoona

Altoona

Blair County, Pennsylvania

2026-06-18 23:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
102.9
PM2.5
μg/m³
4.4
Weather
  • ℃
  • ℉
22℃
75%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM2.5
Places included
ALTO
AQI 105
Data Sources
http://www.airnow.gov/

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