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  4. Worcester County

Worcester County

Massachusetts

2026-05-05 03:00
AQI (India)
Moderately polluted
Pollutants|Pollens
O3
μg/m³
111.4
NO2
μg/m³
14.4
PM10
μg/m³
14.8
CO
μg/m³
250
PM2.5
μg/m³
6.2
SO2
μg/m³
0.6
Weather
  • ℃
  • ℉
12℃
67%
24 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • Pollen
  • O3
  • NO2
  • PM10
  • CO
  • PM2.5
  • SO2
Places included
Ashburnham
AQI 12
Athol
AQI 121
Auburn
AQI 15
Barre Town
AQI 17
Berlin
AQI 15
Blackstone
AQI 13
Bolton
AQI 15
Boylston
AQI 15
Brookfield
AQI 17
Charlton
AQI 15
Clinton
AQI 15
Douglas
AQI 13
Dudley
AQI 13
East Brookfield
AQI 15
Fitchburg
AQI 125
Gardner
AQI 127
Grafton
AQI 15
Hardwick
AQI 17
Harvard
AQI 9
Holden
AQI 15
Hopedale
AQI 13
Hubbardston
AQI 15
Lancaster
AQI 15
Leicester
AQI 15
Leominster
AQI 15
Lunenburg
AQI 124
Mendon
AQI 13
Milford
AQI 13
Millbury
AQI 15
Millville
AQI 13
New Braintree
AQI 17
North Brookfield
AQI 17
Northborough
AQI 15
Northbridge
AQI 13
Oakham
AQI 15
Oxford
AQI 15
Paxton
AQI 15
Petersham
AQI 17
Phillipston
AQI 121
Princeton
AQI 15
Royalston
AQI 9
Rutland
AQI 15
Shrewsbury
AQI 15
Southborough
AQI 15
Southbridge
AQI 15
Spencer
AQI 15
Sterling
AQI 15
Sturbridge
AQI 15
Sutton
AQI 15
Templeton
AQI 122
Upton
AQI 13
Uxbridge
AQI 111
Warren
AQI 17
Webster
AQI 13
West Boylston
AQI 15
West Brookfield
AQI 17
Westborough
AQI 15
Westminster
AQI 122
Winchendon
AQI 12
Worcester
AQI 124
Data Sources
http://www.airnow.gov/

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Cities Nearby

Princeton
AQI 15
Holden
AQI 15
West Boylston
AQI 15
Sterling
AQI 15
Rutland
AQI 15
Paxton
AQI 15
Boylston
AQI 15
Hubbardston
AQI 15
Clinton
AQI 15
Leominster
AQI 15
Westminster
AQI 122