Good
Primary Pollutant: PM2.5
O3 | 42 µg/m3 (19) |
PM2.5 | 7 µg/m3 (27) |
PM10 | 7 µg/m3 (6) |
CO | 163 µg/m3 (2) |
NO2 | 10 µg/m3 (5) |
SO2 | 1 µg/m3 (1) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Dunstable | 30 |
O3 | n/a | n/a | n/a | 67 (30) | n/a | n/a |
Londonderry | 31 |
O3 | 4.2 (17) | 7 (6) | n/a | 69 (31) | 229 (2) | 1.834 (1) |
Lowell | 26 |
O3 | 4.4 (18) | n/a | 11 (6) | 57 (26) | n/a | n/a |
Providence | 21 |
PM2.5 | 5 (21) | n/a | n/a | n/a | n/a | n/a |
Fall River | 43 |
O3 | 3.4 (14) | n/a | n/a | 94 (43) | n/a | 0.262 (0) |
South Boston | 16 |
PM2.5 | 3.9 (16) | n/a | 9.4 (5) | n/a | 344 (3) | n/a |
Cherry Valley | 26 |
O3 | n/a | n/a | n/a | 57 (26) | n/a | n/a |
Linwood | 29 |
O3 | n/a | n/a | n/a | 65 (29) | n/a | n/a |
Roxbury Crossing | 33 |
O3 | 3.7 (15) | 7 (6) | 3.76 (2) | 73 (33) | 115 (1) | n/a |
Lynn | 34 |
O3 | 3.8 (16) | n/a | 3.572 (2) | 74 (34) | n/a | n/a |
Source: New Hampshire Dept. of Environmental Services, Massachusetts Dept. of Environmental Protection, Rhode Island Dept. of Environmental Management
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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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 | 9am |
26 | 24 | 34 | 38 | 41 | 42 | 42 | 42 | 45 | 44 | 50 | 52 | 52 | 51 | 46 | 46 | 53 | 49 | 45 | 46 | 49 | 46 | 38 | 29 | 31 | 37 | 36 | 36 | 36 | 34 | 33 | 33 | 35 | 35 | 33 | 27 | 25 | 32 | 37 | 33 | 33 | 29 | 29 | 28 | 24 | 24 | 25 | 21 | 21 | 26 | 25 | 30 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 28 | 26 | 22 | 21 | 19 | 21 | 21 | 23 | 24 | 41 | 46 | 50 | 50 | 50 | 49 | 46 | 42 | 41 | 41 | 40 | 40 | 39 | 37 | 36 | 37 | 36 | 36 | 36 | 38 | 42 | 46 | 46 | 50 | 52 | 51 | 49 | 45 |
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 | 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 | PM2.5 | PM2.5 | 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 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 |
SW | SW | SW | SW | SW | SSW | SSW | SSW | SW | SSW | SSW | SSW | SW | SW | WSW | WSW | W | W | WNW | NW | NW | NNW | NNW | NNW | N | ENE | E | ESE | ESE | ESE | ESE | E | E | E | ESE | SSE | S | SSW | SW | SW | SSW | S | ENE | ENE | ENE | ENE | ENE | ENE | E | E | E | E | E | E | E | E | ESE | ESE | ESE | ESE | SE | SE | SE | ESE | ESE | ESE | ESE | ESE | E | E | ENE | ENE | ENE | E | E | E | E | ENE | ENE | E | E | E | E | E | E | ESE | SE | SE | S | SSW | WSW | WSW | WSW | SSW | SSW | SW | S |
11 18 | 11 18 | 10 16 | 9 15 | 9 14 | 9 14 | 9 15 | 10 17 | 9 15 | 13 21 | 13 20 | 12 19 | 12 20 | 12 20 | 11 17 | 10 16 | 9 14 | 8 13 | 9 15 | 10 16 | 10 17 | 10 16 | 10 17 | 10 17 | 9 14 | 7 12 | 7 11 | 7 11 | 8 12 | 8 12 | 7 11 | 7 11 | 7 11 | 6 10 | 5 8 | 6 9 | 7 10 | 7 11 | 7 11 | 6 9 | 3 5 | 2 3 | 3 4 | 5 8 | 6 9 | 7 11 | 8 13 | 10 16 | 9 15 | 9 15 | 9 15 | 9 15 | 9 15 | 10 16 | 10 17 | 11 17 | 10 17 | 9 15 | 8 13 | 7 11 | 6 9 | 6 9 | 6 9 | 6 9 | 5 9 | 6 9 | 8 12 | 5 9 | 6 9 | 6 10 | 8 12 | 8 14 | 9 14 | 8 13 | 8 13 | 7 12 | 7 11 | 6 10 | 7 11 | 7 10 | 7 11 | 6 10 | 5 7 | 4 7 | 3 5 | 2 4 | 2 3 | 1 2 | 1 2 | 2 3 | 2 3 | 2 4 | 3 4 | 2 4 | 2 4 | 2 4 | 2 3 |
53 11.5 | 55 13 | 58 14.4 | 60 15.6 | 62 16.5 | 66 18.7 | 68 20.1 | 70 21.3 | 71 21.8 | 71 21.7 | 70 20.9 | 69 20.6 | 68 20.2 | 65 18.3 | 64 17.5 | 63 17 | 62 16.9 | 62 16.7 | 61 16.3 | 61 15.9 | 60 15.6 | 59 15.3 | 60 15.5 | 62 16.5 | 64 17.6 | 63 17.2 | 59 14.9 | 58 14.7 | 58 14.7 | 58 14.7 | 58 14.7 | 58 14.5 | 58 14.2 | 57 13.7 | 56 13.3 | 56 13.2 | 56 13.5 | 56 13.1 | 55 12.7 | 53 11.9 | 52 11.1 | 51 10.3 | 50 9.9 | 49 9.5 | 48 9.1 | 49 9.6 | 50 10.1 | 51 10.6 | 51 10.7 | 51 10.7 | 52 10.8 | 52 11 | 52 11.2 | 53 11.4 | 53 11.4 | 53 11.4 | 53 11.4 | 52 10.9 | 51 10.4 | 50 9.9 | 50 9.8 | 49 9.7 | 49 9.6 | 49 9.3 | 48 9 | 48 8.7 | 47 8.4 | 47 8.1 | 46 7.8 | 47 8.2 | 47 8.5 | 48 8.9 | 49 9.4 | 50 9.8 | 50 10.2 | 51 10.7 | 52 11.1 | 53 11.5 | 53 11.4 | 52 11.3 | 52 11.1 | 51 10.6 | 50 10 | 49 9.4 | 48 9 | 47 8.6 | 47 8.2 | 47 8.1 | 47 8.1 | 47 8.1 | 46 8 | 46 7.9 | 46 7.8 | 48 8.9 | 50 10 | 52 11 | 55 13 |
Source: CAMS, Vaisala Xweather
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