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Region 1: EPA New England

2013 PM 2.5 Exceedances

(Through December 31, 2013)

Below are the exceedances of the 35.5 ug/m3 24-hour average PM 2.5 standard and the dates they occurred for each continuous PM 2.5 monitor in New England. Data from these monitors are not used for official purposes such as determining if an areas meets the PM 2.5 standard. All data are preliminary and subject to change.

Connecticut
Monitor Location Date Concentration (ug/m3)  
East Hartford
Waterbury
12/05/13
12/05/13
38.0
36.3
Daily PM 2.5 AQI
Danbury 11/15/13 37.0 Daily PM 2.5 AQI
East Hartford 1/29/13 46.2 Daily PM 2.5 AQI
Danbury
East Hartford
New Haven
1/09/13
1/09/13
1/09/13
39.5
42.0
38.3
Daily PM 2.5 AQI

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Maine
Monitor Location Date Concentration (ug/m3)  
None None None

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Massachusetts
Monitor Location Date Concentration (ug/m3)  
Pittsfield 12/20/13 38.4 Daily PM 2.5 AQI
Pittsfield 11/16/13 36.4 Daily PM 2.5 AQI
Fall River 7/20/13 40.2 Daily PM 2.5 AQI
Fall River 7/19/13 38.8 Daily PM 2.5 AQI
Springfield 1/09/13 39.3 Daily PM 2.5 AQI

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New Hampshire
Monitor Location Date Concentration (ug/m3)  
Keene 12/29/13 36.8 Daily PM 2.5 AQI
Keene 12/20/13 35.8 Daily PM 2.5 AQI
Keene 1/09/13 38.5 Daily PM 2.5 AQI

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Rhode Island
Monitor Location Date Concentration (ug/m3)  
None None None

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Vermont
Monitor Location Date Concentration (ug/m3)  
Rutland 12/29/13 38.7 Daily PM 2.5 AQI
Burlington 7/02/13 48.4 Daily PM 2.5 AQI
Rutland 1/09/13 46.5 Daily PM 2.5 AQI
Rutland 1/08/13 45.0 Daily PM 2.5 AQI

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