Good
Primary Pollutant: O3
O3 | 58 µg/m3 (27) |
PM2.5 | 4 µg/m3 (17) |
PM10 | 8 µg/m3 (7) |
CO | 133 µg/m3 (1) |
NO2 | 0 µg/m3 (0) |
SO2 | 10 µg/m3 (5) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Concord | 33 |
O3 | n/a | n/a | n/a | 73 (33) | n/a | n/a |
Dunstable | 40 |
O3 | n/a | n/a | n/a | 88 (40) | n/a | n/a |
Temple | 38 |
O3 | 5.1 (21) | 9 (8) | n/a | 84 (38) | 115 (1) | 0 (0) |
Londonderry | 37 |
O3 | 6 (25) | 11 (10) | n/a | 82 (37) | 229 (2) | 1.048 (1) |
Lowell | 34 |
O3 | 6.1 (25) | n/a | 13 (6) | 74 (34) | n/a | n/a |
Belchertown | 60 |
O3 | 2 (8) | 7 (6) | 0 (0) | 116 (60) | n/a | 1.572 (1) |
Cherry Valley | 45 |
O3 | n/a | n/a | n/a | 98 (45) | n/a | n/a |
Greenfield | 44 |
O3 | 2.2 (9) | n/a | n/a | 96 (44) | n/a | n/a |
North Chelmsford | 37 |
O3 | n/a | n/a | n/a | 80 (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) |
Thursday, May 2 | Friday, May 3 | Saturday, May 4 | Sunday, May 5 | Monday, May 6 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 |
27 | 24 | 25 | 25 | 23 | 23 | 23 | 22 | 22 | 23 | 23 | 23 | 24 | 25 | 26 | 26 | 27 | 28 | 30 | 31 | 32 | 32 | 32 | 33 | 33 | 32 | 29 | 26 | 24 | 20 | 17 | 17 | 17 | 13 | 12 | 17 | 17 | 21 | 23 | 25 | 24 | 27 | 29 | 29 | 32 | 32 | 33 | 33 | 33 | 32 | 30 | 28 | 26 | 23 | 23 | 23 | 22 | 21 | 21 | 22 | 22 | 22 | 24 | 26 | 28 | 31 | 30 | 30 | 31 | 30 | 29 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 28 | 35 | 42 | 44 | 45 | 47 | 46 | 45 | 45 | 41 |
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 | PM2.5 | PM2.5 | O3 | O3 | 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 |
NNW | N | NNE | ENE | ENE | NE | NE | NE | NE | NE | NE | NE | NE | NE | ENE | ENE | E | E | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | SE | SSE | SSE | S | SSW | SW | SW | SW | SW | SW | SSW | ESE | E | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | SE | ESE | SE | SE | SE | SE | SE | SE | SE | SSE | SSE | S | S | S | S | S | S | SSW | S | S | SSW | SSW | SSW | SSW | SW | WSW | WSW | WSW | W | W | W | WNW | WNW | WNW | W | W | W | W | W | W |
10 16 | 11 17 | 8 13 | 7 10 | 7 11 | 7 12 | 7 11 | 6 10 | 6 10 | 6 9 | 7 11 | 6 10 | 6 9 | 6 9 | 5 9 | 5 8 | 7 11 | 6 10 | 6 10 | 6 9 | 5 8 | 5 7 | 4 6 | 4 6 | 5 7 | 6 9 | 5 8 | 5 7 | 4 6 | 4 7 | 4 6 | 4 7 | 4 6 | 3 4 | 2 3 | 2 4 | 1 1 | 1 1 | 3 4 | 4 7 | 5 8 | 6 10 | 6 10 | 7 11 | 7 11 | 7 12 | 9 14 | 9 14 | 9 14 | 8 14 | 8 13 | 8 12 | 6 10 | 6 10 | 5 8 | 5 8 | 5 7 | 4 6 | 3 5 | 3 5 | 3 5 | 4 6 | 4 7 | 5 8 | 6 9 | 6 10 | 6 10 | 6 10 | 6 10 | 6 10 | 6 9 | 6 9 | 6 9 | 6 9 | 6 10 | 5 8 | 5 7 | 4 7 | 3 5 | 3 5 | 4 6 | 3 5 | 2 4 | 3 4 | 3 5 | 3 5 | 4 6 | 5 8 | 7 12 | 8 13 | 7 11 | 7 11 | 8 12 | 8 13 | 9 15 | 8 13 | 8 13 |
66 19.1 | 63 17.1 | 59 15.3 | 56 13.6 | 54 12 | 51 10.4 | 49 9.4 | 48 8.8 | 47 8.5 | 47 8.2 | 46 8 | 46 7.7 | 46 7.5 | 46 7.8 | 47 8.4 | 48 9.1 | 50 10.1 | 53 11.9 | 56 13.4 | 58 14.2 | 58 14.3 | 59 14.9 | 59 15.2 | 59 15 | 58 14.5 | 56 13.3 | 53 11.6 | 50 10.2 | 49 9.2 | 47 8.3 | 46 7.5 | 44 6.9 | 43 6.3 | 42 5.7 | 41 5.2 | 41 4.8 | 40 4.6 | 43 6.4 | 48 9.1 | 55 12.9 | 57 14.1 | 59 15.2 | 60 15.7 | 61 16.1 | 62 16.6 | 62 16.6 | 62 16.6 | 62 16.6 | 60 15.5 | 58 14.5 | 56 13.5 | 54 12.2 | 52 11 | 49 9.7 | 49 9.3 | 48 8.9 | 47 8.5 | 47 8.4 | 47 8.4 | 47 8.3 | 47 8.5 | 48 8.7 | 48 8.9 | 49 9.7 | 51 10.4 | 52 11.2 | 53 11.7 | 54 12.2 | 55 12.8 | 55 12.5 | 54 12.3 | 54 12.1 | 53 11.7 | 52 11.4 | 52 11.1 | 51 10.8 | 51 10.5 | 51 10.3 | 51 10.3 | 51 10.4 | 51 10.5 | 51 10.6 | 51 10.7 | 51 10.8 | 53 11.4 | 54 12 | 55 12.7 | 58 14.6 | 62 16.7 | 66 18.7 | 68 20 | 71 21.4 | 73 22.8 | 73 22.7 | 73 22.6 | 72 22.4 | 70 21 |
Source: CAMS, Vaisala Xweather
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