Good
Primary Pollutant: O3
O3 | 80 µg/m3 (36) |
PM2.5 | 4 µg/m3 (17) |
PM10 | 3 µg/m3 (3) |
CO | 201 µg/m3 (2) |
NO2 | 7 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 | 39 |
O3 | n/a | n/a | n/a | 86 (39) | n/a | n/a |
Dunstable | 40 |
O3 | n/a | n/a | n/a | 88 (40) | n/a | n/a |
Temple | 37 |
O3 | 1.5 (6) | 3 (3) | n/a | 82 (37) | 115 (1) | 0 (0) |
Londonderry | 40 |
O3 | 1.8 (7) | 4 (4) | n/a | 88 (40) | 115 (1) | 1.834 (1) |
Lowell | 35 |
O3 | 2.3 (10) | n/a | 5.64 (3) | 76 (35) | n/a | n/a |
South Boston | 15 |
PM2.5 | 3.7 (15) | n/a | 13 (6) | n/a | 115 (1) | n/a |
Chicopee | 38 |
O3 | 2.5 (10) | n/a | 1.88 (1) | 84 (38) | n/a | n/a |
Greenfield | 37 |
O3 | 2 (8) | n/a | n/a | 80 (37) | n/a | n/a |
Belchertown | 37 |
O3 | 1.9 (8) | 3 (3) | 0 (0) | 82 (37) | n/a | 0.786 (0) |
Source: New Hampshire Dept. of Environmental Services, Massachusetts Dept. of Environmental Protection
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Thursday, Apr 25 | Friday, Apr 26 | Saturday, Apr 27 | Sunday, Apr 28 | Monday, Apr 29 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 7pm |
38 | 34 | 33 | 32 | 23 | 21 | 20 | 17 | 14 | 14 | 16 | 18 | 21 | 25 | 33 | 36 | 36 | 37 | 36 | 37 | 37 | 37 | 38 | 38 | 35 | 28 | 25 | 22 | 24 | 28 | 33 | 36 | 38 | 34 | 34 | 38 | 39 | 42 | 34 | 33 | 38 | 41 | 44 | 46 | 47 | 46 | 45 | 44 | 43 | 40 | 39 | 38 | 36 | 35 | 34 | 33 | 31 | 30 | 30 | 33 | 33 | 33 | 36 | 37 | 38 | 41 | 42 | 46 | 42 | 42 | 42 | 42 | 50 | 54 | 54 | 54 | 54 | 52 | 51 | 51 | 52 | 52 | 50 | 46 | 43 | 42 | 38 | 33 | 28 | 29 | 31 | 33 | 35 | 37 | 39 | 36 | 34 |
O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | 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 | PM2.5 | PM2.5 | 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 | 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 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 |
NNW | NNW | N | ESE | WSW | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW | N | NNE | NNE | NNE | NE | NE | NE | NE | NNE | NW | WNW | WSW | SSE | SE | S | SW | SW | WSW | W | W | W | W | W | W | WNW | W | SW | SW | SSW | SSW | SSW | SW | SW | SW | SW | SSW | SSW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | SW | SW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | W | W | WNW | WNW | WNW | WNW | NNW | N | NE | E | E | E | E | E | E | E | E | E |
2 4 | 4 7 | 3 4 | 2 4 | 2 3 | 3 5 | 4 7 | 5 8 | 5 8 | 5 8 | 5 8 | 5 8 | 4 7 | 4 6 | 5 8 | 5 8 | 4 7 | 4 6 | 3 5 | 3 4 | 2 3 | 1 2 | 1 2 | 2 4 | 1 1 | 2 3 | 3 6 | 4 6 | 6 9 | 6 10 | 7 10 | 7 11 | 7 11 | 6 10 | 6 10 | 6 9 | 5 8 | 3 5 | 2 3 | 2 3 | 3 5 | 3 5 | 4 6 | 4 6 | 5 8 | 6 9 | 6 9 | 4 7 | 3 5 | 3 5 | 4 7 | 5 9 | 6 10 | 7 11 | 7 11 | 8 12 | 8 12 | 6 10 | 6 9 | 5 9 | 6 9 | 6 10 | 7 11 | 7 11 | 7 11 | 6 10 | 6 10 | 6 9 | 5 9 | 5 8 | 5 8 | 5 8 | 5 8 | 6 10 | 5 7 | 5 8 | 5 8 | 4 7 | 4 6 | 3 6 | 3 5 | 3 5 | 4 6 | 3 6 | 4 6 | 4 6 | 4 6 | 4 7 | 6 10 | 7 12 | 8 12 | 6 10 | 6 9 | 5 9 | 5 8 | 5 7 | 3 5 |
50 9.8 | 45 7.5 | 42 5.7 | 39 3.9 | 38 3.1 | 36 2.2 | 34 1.2 | 33 0.5 | 32 0.1 | 32 -0.2 | 31 -0.4 | 31 -0.6 | 34 0.9 | 41 4.8 | 45 7.5 | 48 8.8 | 50 10 | 52 11.1 | 54 12.1 | 55 12.9 | 56 13.4 | 56 13.5 | 56 13.4 | 55 12.8 | 53 11.6 | 48 8.9 | 44 6.9 | 41 4.8 | 38 3.3 | 36 2.4 | 35 1.7 | 34 1.1 | 34 1 | 34 1 | 34 1.1 | 34 1 | 36 2.3 | 43 6.1 | 48 8.9 | 52 11.1 | 56 13.2 | 58 14.2 | 60 15.3 | 61 16.4 | 61 16.3 | 61 16.2 | 61 16.2 | 59 14.8 | 56 13.5 | 54 12.2 | 51 10.8 | 49 9.4 | 46 8 | 46 7.5 | 45 7 | 44 6.5 | 43 6.3 | 43 6.1 | 43 6 | 44 6.6 | 45 7.1 | 46 7.7 | 49 9.4 | 52 11.1 | 55 12.8 | 57 14 | 59 15.1 | 61 16.3 | 63 17.1 | 64 17.9 | 66 18.8 | 64 17.8 | 62 16.8 | 60 15.8 | 60 15.3 | 58 14.7 | 57 14.1 | 57 14 | 57 13.9 | 57 13.8 | 57 13.9 | 57 13.9 | 57 14 | 58 14.7 | 60 15.4 | 61 16.1 | 63 17.2 | 65 18.2 | 67 19.3 | 68 19.9 | 69 20.5 | 70 21.1 | 69 20.8 | 69 20.5 | 69 20.3 | 66 18.9 | 64 17.5 |
Source: CAMS, Vaisala Xweather
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