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  4. Union County

Union County

Pennsylvania

2026-04-12 14:00
AQI (US)
Good
Pollutants
PM2.5
μg/m³
8.2
O3
μg/m³
60.5
PM10
μg/m³
18.3
NO2
μg/m³
25.2
CO
μg/m³
387.9
SO2
μg/m³
0.1
Weather
  • ℃
  • ℉
11℃
53%
10 kph
3 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • O3
  • PM10
  • NO2
  • CO
  • SO2
Places included
East Buffalo Township
AQI 53
Hartleton
AQI 49
Mifflinburg
AQI 50
New Berlin
AQI 53

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Cities Nearby

Mifflinburg
AQI 50
Hartleton
AQI 49
New Berlin
AQI 53
Linntown
AQI 53
Penns Creek
AQI 53
Milton
AQI 53
Watsontown
AQI 51
Kratzerville
AQI 54
Loganton
AQI 32
McEwensville
AQI 51
Kreamer
AQI 53