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  4. Chester County

Chester County

Pennsylvania

2026-05-20 21:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
107.1
PM10
μg/m³
44
PM2.5
μg/m³
6.3
Weather
  • ℃
  • ℉
21℃
90%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • PM10
  • PM2.5
Places included
Atglen
AQI 7
Birmingham Township
AQI 44
Caln Township
AQI 11
Charlestown Township
AQI 13
Coatesville
AQI 11
Downingtown
AQI 11
East Bradford Township
AQI 44
East Brandywine Township
AQI 11
East Caln Township
AQI 11
East Coventry
AQI 13
East Fallowfield Township
AQI 11
East Goshen Township
AQI 44
East Marlborough Township
AQI 44
East Nantmeal Township
AQI 115
East Nottingham Township
AQI 10
East Pikeland Township
AQI 13
East Vincent Township
AQI 13
East Whiteland Township
AQI 13
Easttown Township
AQI 13
Elk Township
AQI 44
Elverson
AQI 7
Franklin Township
AQI 44
Highland Township
AQI 11
Honey Brook
AQI 7
Honey Brook Township
AQI 7
Kennett Square
AQI 44
Kennett Township
AQI 44
London Britain
AQI 44
London Grove
AQI 44
Londonderry Township
AQI 11
Lower Oxford Township
AQI 10
Malvern
AQI 13
Modena
AQI 11
New Garden Township
AQI 111
New London Township
AQI 44
Newlin Township
AQI 44
North Coventry Township
AQI 119
Oxford
AQI 10
Parkesburg
AQI 11
Penn Township
AQI 44
Pennsbury Township
AQI 44
Phoenixville
AQI 13
Pocopson Township
AQI 44
Sadsbury Township
AQI 7
Schuylkill Township
AQI 13
South Coatesville
AQI 11
South Coventry Township
AQI 119
Spring City
AQI 13
Thornbury Township
AQI 44
Tredyffrin Township
AQI 13
Upper Oxford Township
AQI 11
Upper Uwchlan Township
AQI 11
Uwchlan Township
AQI 11
Valley Township
AQI 11
Wallace Township
AQI 11
Warwick Township
AQI 9
West Bradford Township
AQI 44
West Brandywine Township
AQI 11
West Caln Township
AQI 7
West Chester
AQI 44
West Fallowfield Township
AQI 11
West Goshen Township
AQI 44
West Grove
AQI 44
West Marlborough Township
AQI 44
West Nantmeal Township
AQI 7
West Nottingham Township
AQI 10
West Pikeland Township
AQI 13
West Sadsbury Township
AQI 7
West Vincent Township
AQI 13
West Whiteland Township
AQI 11
Westtown Township
AQI 44
Willistown Township
AQI 44
Data Sources
http://www.airnow.gov/

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Cities Nearby

Coatesville
AQI 11
South Coatesville
AQI 11
Modena
AQI 11
Thorndale
AQI 11
Lyndell
AQI 11
Downingtown
AQI 11
Glenmoore
AQI 11
Parkesburg
AQI 11
Honey Brook
AQI 7
Atglen
AQI 7
Exton
AQI 11