Moderate
Primary Pollutant: PM2.5
O3 | 93 µg/m3 (42) |
PM2.5 | 15 µg/m3 (57) |
PM10 | 19 µg/m3 (17) |
CO | 269 µg/m3 (3) |
NO2 | 4 µg/m3 (2) |
SO2 | 0 µg/m3 (0) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Concord | 40 |
O3 | n/a | n/a | n/a | 88 (40) | n/a | n/a |
Dunstable | 44 |
O3 | n/a | n/a | n/a | 96 (44) | n/a | n/a |
Temple | 27 |
PM2.5 | 6.6 (27) | 11 (10) | n/a | n/a | n/a | n/a |
Londonderry | 45 |
O3 | 7.6 (31) | 12 (11) | n/a | 100 (45) | 229 (2) | 1.834 (1) |
Lowell | 37 |
O3 | 7 (29) | n/a | 11 (6) | 82 (37) | n/a | n/a |
South Boston | 34 |
PM2.5 | 8.3 (34) | n/a | 11 (6) | n/a | 344 (3) | n/a |
Belchertown | 44 |
O3 | 6.2 (26) | 11 (10) | 1.88 (1) | 96 (44) | n/a | 1.31 (1) |
Cherry Valley | 32 |
O3 | n/a | n/a | n/a | 71 (32) | n/a | n/a |
Linwood | 37 |
O3 | n/a | n/a | n/a | 82 (37) | n/a | n/a |
Source: New Hampshire Dept. of Environmental Services, Massachusetts Dept. of Environmental Protection
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Sunday, Apr 28 | Monday, Apr 29 | Tuesday, Apr 30 | Wednesday, May 1 | Thursday, May 2 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm |
56 | 52 | 52 | 54 | 41 | 37 | 36 | 33 | 30 | 30 | 27 | 26 | 25 | 23 | 25 | 27 | 29 | 29 | 30 | 31 | 33 | 34 | 35 | 36 | 37 | 35 | 79 | 93 | 82 | 22 | 21 | 20 | 18 | 19 | 22 | 25 | 27 | 26 | 26 | 27 | 26 | 26 | 28 | 28 | 29 | 32 | 34 | 33 | 32 | 30 | 28 | 26 | 24 | 24 | 22 | 25 | 25 | 26 | 31 | 33 | 33 | 33 | 29 | 29 | 28 | 29 | 30 | 30 | 34 | 37 | 37 | 38 | 38 | 42 | 48 | 52 | 54 | 58 | 61 | 62 | 65 | 67 | 64 | 62 | 61 | 59 | 56 | 50 | 38 | 36 | 39 | 43 | 46 | 47 | 48 | 49 | 45 |
PM2.5 | PM2.5 | PM2.5 | 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 | SO2 | SO2 | SO2 | 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 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 |
SW | WSW | W | W | WSW | W | W | WNW | WNW | NW | NNW | NW | NNW | NNW | NW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NW | NNW | NNW | N | NNE | NNE | NE | NE | ENE | ENE | E | E | ESE | ESE | SE | SE | SE | SE | ESE | SE | ESE | ESE | ESE | ESE | ESE | E | E | E | E | E | ENE | ENE | ENE | ENE | ENE | ENE | E | E | ENE | ENE | ENE | E | ESE | ESE | SE | SE | ESE | SSE | SSW | WSW | SW | SW | SW | W | WSW | WSW | WSW | WSW | SW | SW | SW | WSW | WSW | W | W | W | WNW | WNW |
6 10 | 5 8 | 6 10 | 6 10 | 7 11 | 7 12 | 7 11 | 7 11 | 9 14 | 8 14 | 8 14 | 8 13 | 8 13 | 8 14 | 9 14 | 9 14 | 8 13 | 8 12 | 7 12 | 8 12 | 8 12 | 7 12 | 8 13 | 7 12 | 6 9 | 4 6 | 4 7 | 5 8 | 3 5 | 2 4 | 4 6 | 4 7 | 5 8 | 5 8 | 3 5 | 4 6 | 4 6 | 4 7 | 6 9 | 6 10 | 6 10 | 6 10 | 6 10 | 6 10 | 6 10 | 6 10 | 6 10 | 7 11 | 6 10 | 6 9 | 5 8 | 5 7 | 4 7 | 3 6 | 3 5 | 4 6 | 4 6 | 4 6 | 4 7 | 4 6 | 4 6 | 3 5 | 3 4 | 3 5 | 3 5 | 4 6 | 4 6 | 3 5 | 3 4 | 2 4 | 2 3 | 2 3 | 2 3 | 3 4 | 4 6 | 2 4 | 2 3 | 2 3 | 2 3 | 2 3 | 2 3 | 2 2 | 2 3 | 2 4 | 2 4 | 2 2 | 3 4 | 3 5 | 4 6 | 5 8 | 5 8 | 6 10 | 7 11 | 7 11 | 9 15 | 8 13 | 6 9 |
74 23.2 | 71 21.8 | 69 20.3 | 67 19.4 | 66 18.8 | 65 18.5 | 65 18.2 | 64 17.9 | 63 17.2 | 62 16.6 | 61 16 | 60 15.6 | 59 15.1 | 60 15.7 | 63 17.4 | 66 18.7 | 68 19.8 | 69 20.8 | 71 21.8 | 73 22.7 | 74 23.4 | 75 23.9 | 75 24.1 | 75 23.8 | 73 22.7 | 70 21.3 | 68 19.8 | 65 18.1 | 61 16.2 | 58 14.6 | 56 13.4 | 55 12.5 | 54 12.1 | 54 12.3 | 54 12 | 53 11.7 | 52 11.4 | 53 11.5 | 51 10.7 | 51 10.7 | 52 11.1 | 53 11.5 | 55 12.5 | 57 13.6 | 59 14.8 | 58 14.5 | 58 14.2 | 57 14 | 56 13.1 | 54 12.3 | 53 11.4 | 51 10.8 | 50 10.1 | 49 9.4 | 48 8.7 | 47 8.1 | 45 7.4 | 46 7.6 | 46 7.8 | 46 7.9 | 47 8.1 | 47 8.3 | 47 8.4 | 49 9.2 | 50 9.9 | 51 10.6 | 54 12 | 56 13.4 | 59 14.8 | 59 14.8 | 59 14.8 | 59 14.8 | 57 14.1 | 56 13.4 | 55 12.6 | 53 11.6 | 51 10.6 | 49 9.5 | 48 9 | 47 8.5 | 46 7.9 | 46 7.7 | 45 7.4 | 45 7.2 | 47 8.4 | 49 9.6 | 52 10.9 | 54 12 | 56 13.1 | 58 14.2 | 58 14.6 | 59 14.9 | 60 15.3 | 60 15.5 | 60 15.8 | 61 16.1 | 59 15.1 |
Source: CAMS, Vaisala Xweather
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