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Pennsylvania

United States

2026-04-21 03:00
CAQI (Europe)
Low
Pollutants|Pollens
O3
μg/m³
65.7
NO2
μg/m³
25.7
PM10
μg/m³
6.5
PM2.5
μg/m³
3.9
CO
μg/m³
250
SO2
μg/m³
1.7
Weather
  • ℃
  • ℉
-1℃
76%
3 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • O3
  • NO2
  • PM10
  • PM2.5
  • CO
  • SO2
Places included
Adams County
AQI 37
Allegheny County
AQI 39
Armstrong County
AQI 17
Beaver County
AQI 34
Bedford County
AQI 9
Berks County
AQI 26
Blair County
AQI 16
Bradford County
AQI 6
Bucks County
AQI 29
Butler County
AQI 7
Cambria County
AQI 22
Cameron County
AQI 20
Carbon County
AQI 5
Centre County
AQI 20
Chester County
AQI 37
Clarion County
AQI 6
Clearfield County
AQI 5
Clinton County
AQI 7
Columbia County
AQI 22
Crawford County
AQI 21
Cumberland County
AQI 6
Dauphin County
AQI 25
Delaware County
AQI 31
Elk County
AQI 36
Erie County
AQI 26
Fayette County
AQI 23
Forest County
AQI 21
Franklin County
AQI 42
Fulton County
AQI 17
Greene County
AQI 42
Huntingdon County
AQI 7
Indiana County
AQI 40
Jefferson County
AQI 5
Juniata County
AQI 20
Lackawanna County
AQI 13
Lancaster County
AQI 21
Lawrence County
AQI 9
Lebanon County
AQI 15
Lehigh County
AQI 31
Luzerne County
AQI 6
Lycoming County
AQI 20
McKean County
AQI 35
Mercer County
AQI 23
Mifflin County
AQI 9
Monroe County
AQI 26
Montgomery County
AQI 30
Montour County
AQI 21
Northampton County
AQI 31
Northumberland County
AQI 22
Perry County
AQI 6
Philadelphia County
AQI 31
Pike County
AQI 7
Potter County
AQI 20
Schuylkill County
AQI 8
Snyder County
AQI 21
Somerset County
AQI 33
Sullivan County
AQI 25
Susquehanna County
AQI 5
Tioga County
AQI 31
Union County
AQI 20
Venango County
AQI 20
Warren County
AQI 20
Washington County
AQI 24
Wayne County
AQI 6
Westmoreland County
AQI 18
Wyoming County
AQI 5
York County
AQI 31
Data Sources
http://www.airnow.gov/

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