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2009 Ozone Exceedances
(Through September 28, 2009)
Below are the exceedances of the 0.075 parts per million (ppm) eight-hour average ozone standard, and the dates they occurred for each ozone monitor in New England. These data are preliminary, not quality assured and are subject to change.
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Monitor Location |
Date |
Concentration (ppm) |
|
| Groton Stafford |
08/18/09 08/18/09 |
0.083 0.079 |
Ozone Animation and Peak Ozone AQI |
| Westport Stratford Madison |
08/17/09 08/17/09 08/17/09 |
0.085 0.081 0.079 |
Ozone Animation and Peak Ozone AQI |
| Stratford Westport Greenwich |
08/15/09 08/15/09 08/15/09 |
0.084 0.082 0.079 |
Ozone Animation and Peak Ozone AQI |
| Danbury | 07/16/09 | 0.076 | Ozone Animation and Peak Ozone AQI |
| Danbury Stafford |
05/22/09 05/22/09 |
0.083 0.081 |
Ozone Animation and Peak Ozone AQI |
| E. Hartford Middletown Stafford |
04/28/09 04/28/09 04/28/09 |
0.076 0.081 0.082 |
Ozone Animation and Peak Ozone AQI |
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Monitor Location |
Date |
Concentration (ppm) |
|
|
Kennebunkport Port Clyde Cape Elizabeth Acadia NP - McFarland Acadia NP - Cadillac |
08/18/09 08/18/09 08/18/09 08/18/09 08/18/09 |
0.087 0.085 0.085 0.077 0.077 |
Ozone Animation and Peak Ozone AQI |
| Kennebunkport | 05/22/09 | 0.076 | Ozone Animation and Peak Ozone AQI |
|
Acadia NP - Cadillac Acadia NP - McFarland Cape Elizabeth Holden Jonesport Port Clyde |
05/21/09 05/21/09 05/21/09 05/21/09 05/21/09 05/21/09 |
0.085 0.086 0.081 0.077 0.084 0.085 |
Ozone Animation and Peak Ozone AQI |
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Monitor Location |
Date |
Concentration (ppm) |
|
| Martha's Vineyard Truro |
08/26/09 08/26/09 |
0.078 0.078 |
Ozone Animation and Peak Ozone AQI |
| Chicopee | 08/20/09 | 0.078 | Ozone Animation and Peak Ozone AQI |
| Truro Worcester Fairhaven Blue Hill Lynn |
08/18/09 08/18/09 08/18/09 08/18/09 08/18/09 |
0.082 0.081 0.079 0.076 0.076 |
Ozone Animation and Peak Ozone AQI |
| Adams Boston - Long Island Newbury Stow Ware Worcester |
05/21/09 05/21/09 05/21/09 05/21/09 05/21/09 05/21/09 |
0.079 0.076 0.077 0.078 0.076 0.080 |
Ozone Animation and Peak Ozone AQI |
| Blue Hill Boston - Long Island Stow Uxbridge Worcester |
04/28/09 04/28/09 04/28/09 04/28/09 04/28/09 |
0.081 0.081 0.077 0.087 0.077 |
Ozone Animation and Peak Ozone AQI |
| Amherst Chicopee Ware |
04/27/09 04/27/09 04/27/09 |
0.076 0.077 0.079 |
Ozone Animation and Peak Ozone AQI |
| Ware | 04/25/09 | 0.077 | Ozone Animation and Peak Ozone AQI |
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Monitor Location |
Date |
Concentration (ppm) |
|
| Odiorne State Park Portsmouth |
08/18/09 08/18/09 |
0.084 0.077 |
Ozone Animation and Peak Ozone AQI |
| Rye | 05/22/09 | 0.076 | Ozone Animation and Peak Ozone AQI |
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Monitor Location |
Date |
Concentration (ppm) |
|
| E. Providence | 04/28/09 | 0.076 | Ozone Animation and Peak Ozone AQI |
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Monitor Location |
Date |
Concentration (ppm) |
|
| None | |||