Good
Primary Pollutant: PM2.5
O3 | 25 µg/m3 (12) |
PM2.5 | 8 µg/m3 (33) |
PM10 | 14 µg/m3 (13) |
CO | 517 µg/m3 (5) |
NO2 | 6 µg/m3 (3) |
SO2 | 2 µg/m3 (1) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Concord | 5 |
O3 | n/a | n/a | n/a | 12 (5) | n/a | n/a |
Dunstable | 6 |
O3 | n/a | n/a | n/a | 14 (6) | n/a | n/a |
Temple | 33 |
O3 | 0.1 (0) | 0 (0) | n/a | 72 (33) | 115 (1) | 0 (0) |
Londonderry | 15 |
PM2.5 | 3.6 (15) | 5 (5) | n/a | 22 (10) | 229 (2) | 1.572 (1) |
Lowell | 37 |
PM2.5 | 9 (37) | n/a | 24 (12) | 2 (1) | n/a | n/a |
Somers | 7 |
O3 | n/a | n/a | n/a | 16 (7) | n/a | n/a |
Abington | 16 |
O3 | n/a | n/a | n/a | 36 (16) | n/a | n/a |
South Boston | 41 |
PM2.5 | 10 (41) | n/a | 26 (13) | n/a | 458 (4) | n/a |
Chicopee | 23 |
PM2.5 | 5.6 (23) | n/a | 0 (0) | 14 (6) | n/a | n/a |
Source: AirNow (EPA), New Hampshire Dept. of Environmental Services, Massachusetts Dept. of Environmental Protection, Connecticut Dept. of Energy and Environmental Protection, EPA Office of Atmospheric Protection
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Thursday, Mar 28 | Friday, Mar 29 | Saturday, Mar 30 | Sunday, Mar 31 | Monday, Apr 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am |
19 | 19 | 20 | 28 | 24 | 18 | 20 | 21 | 22 | 22 | 22 | 23 | 24 | 25 | 25 | 25 | 23 | 26 | 27 | 29 | 29 | 33 | 32 | 33 | 33 | 34 | 34 | 36 | 36 | 36 | 36 | 40 | 40 | 41 | 41 | 40 | 40 | 38 | 37 | 35 | 36 | 37 | 37 | 37 | 36 | 34 | 33 | 32 | 33 | 33 | 33 | 33 | 34 | 35 | 36 | 36 | 36 | 37 | 36 | 33 | 33 | 35 | 35 | 34 | 33 | 32 | 32 | 37 | 37 | 36 | 36 | 36 | 36 | 37 | 38 | 38 | 39 | 40 | 41 | 42 | 43 | 43 | 42 | 41 | 40 | 41 | 41 | 41 | 41 | 41 | 40 | 40 | 39 | 39 | 38 | 37 | 37 |
PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 |
WSW | NNW | NNW | NW | NNW | NNW | NNW | NNW | N | N | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | NW |
2 4 | 2 4 | 2 4 | 3 5 | 3 5 | 3 5 | 3 5 | 4 7 | 5 8 | 6 9 | 6 9 | 6 10 | 7 11 | 7 11 | 8 12 | 8 13 | 9 14 | 10 16 | 10 17 | 11 17 | 11 18 | 11 18 | 12 19 | 12 20 | 13 20 | 13 22 | 15 23 | 15 24 | 16 26 | 16 27 | 17 28 | 17 28 | 17 28 | 17 28 | 17 27 | 17 27 | 16 26 | 19 31 | 22 35 | 25 40 | 24 39 | 23 37 | 23 36 | 22 35 | 21 34 | 21 33 | 20 32 | 19 31 | 18 29 | 18 29 | 18 29 | 18 29 | 19 30 | 19 31 | 20 32 | 19 31 | 18 30 | 18 29 | 16 26 | 15 24 | 14 22 | 13 21 | 13 21 | 12 20 | 12 19 | 12 19 | 11 18 | 11 18 | 11 18 | 12 19 | 12 19 | 12 19 | 12 19 | 12 20 | 13 21 | 13 21 | 14 22 | 14 23 | 15 24 | 15 23 | 14 23 | 14 23 | 14 23 | 14 22 | 14 22 | 13 21 | 13 20 | 12 19 | 11 18 | 11 17 | 10 16 | 10 16 | 10 16 | 10 15 | 9 15 | 9 15 | 9 14 |
47 8.2 | 47 8.4 | 48 8.7 | 49 9.4 | 50 9.9 | 50 10 | 51 10.4 | 51 10.4 | 50 10.2 | 50 9.9 | 48 8.7 | 46 7.6 | 44 6.6 | 43 6.1 | 43 6 | 41 5 | 40 4.6 | 40 4.3 | 39 3.7 | 37 2.7 | 38 3.4 | 37 2.7 | 36 2.2 | 36 2.2 | 36 2.2 | 38 3.4 | 40 4.3 | 42 5.4 | 44 6.6 | 45 7.2 | 46 7.7 | 47 8.2 | 47 8.2 | 46 7.6 | 45 7.1 | 43 5.9 | 40 4.7 | 40 4.2 | 39 3.7 | 38 3.2 | 37 2.8 | 36 2.4 | 36 2.1 | 35 1.8 | 35 1.5 | 34 1.2 | 34 1.2 | 34 1.2 | 34 1.2 | 37 2.6 | 39 4 | 42 5.4 | 44 6.5 | 46 7.6 | 48 8.7 | 48 8.9 | 48 9.1 | 49 9.3 | 47 8.2 | 45 7.1 | 43 6 | 42 5.3 | 40 4.7 | 39 4 | 38 3.3 | 37 2.6 | 35 1.9 | 35 1.9 | 35 1.8 | 35 1.8 | 35 1.8 | 35 1.7 | 35 1.7 | 37 3 | 40 4.3 | 42 5.6 | 44 6.9 | 47 8.1 | 49 9.4 | 48 8.9 | 47 8.4 | 46 7.8 | 45 7.3 | 44 6.7 | 43 6.2 | 42 5.3 | 40 4.5 | 38 3.6 | 37 2.7 | 35 1.9 | 34 1 | 34 1.1 | 34 1.2 | 34 1.3 | 35 1.4 | 35 1.5 | 35 1.6 |
Source: CAMS, Vaisala Xweather
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