Moderate
Primary Pollutant: PM2.5
O3 | 50 µg/m3 (23) |
PM2.5 | 12 µg/m3 (51) |
PM10 | 11 µg/m3 (10) |
CO | 349 µg/m3 (3) |
NO2 | 23 µg/m3 (11) |
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) |
---|---|---|---|---|---|---|---|---|
Lowell | 27 |
PM2.5 | 6.5 (27) | n/a | 51 (25) | n/a | n/a | n/a |
Providence | 59 |
PM2.5 | 16 (59) | n/a | n/a | n/a | n/a | n/a |
Fall River | 45 |
PM2.5 | 11 (45) | n/a | n/a | 1.96 (1) | n/a | n/a |
South Boston | 19 |
NO2 | 4.2 (17) | n/a | 39 (19) | n/a | 344 (3) | n/a |
Truro | 29 |
O3 | n/a | n/a | n/a | 63 (29) | n/a | n/a |
Linwood | 5 |
O3 | n/a | n/a | n/a | 12 (5) | n/a | n/a |
Fairhaven | 2 |
O3 | n/a | n/a | n/a | 3.92 (2) | n/a | n/a |
Roxbury Crossing | 18 |
PM2.5 | 4.4 (18) | 7 (6) | 28 (14) | 37 (17) | 229 (2) | n/a |
Roxbury Crossing | 25 |
PM2.5 | 6.1 (25) | n/a | 39 (19) | n/a | n/a | n/a |
Readville | 17 |
NO2 | n/a | n/a | 34 (17) | 31 (14) | n/a | n/a |
Source: Massachusetts Dept. of Environmental Protection, Rhode Island Dept. of Environmental Management
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Sunday, Dec 15 | Monday, Dec 16 | Tuesday, Dec 17 | Wednesday, Dec 18 | Thursday, Dec 19 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 8pm | 9pm | 10pm | 11pm | 12am | 1am |
43 | 42 | 40 | 37 | 43 | 44 | 44 | 45 | 41 | 41 | 39 | 36 | 39 | 35 | 38 | 44 | 52 | 60 | 51 | 51 | 49 | 56 | 49 | 46 | 42 | 43 | 38 | 33 | 32 | 32 | 37 | 43 | 44 | 38 | 29 | 30 | 42 | 41 | 32 | 36 | 43 | 46 | 45 | 41 | 39 | 75 | 73 | 48 | 35 | 33 | 33 | 31 | 31 | 32 | 33 | 33 | 33 | 41 | 59 | 92 | 68 | 28 | 27 | 26 | 25 | 25 | 24 | 25 | 24 | 23 | 23 | 23 | 22 | 23 | 23 | 23 | 23 | 24 | 29 | 36 | 36 | 32 | 26 | 24 | 25 | 25 | 25 | 25 | 25 | 29 | 35 | 38 | 38 | 38 | 33 | 36 | 39 |
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 | 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 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | NO2 | NO2 | NO2 | NO2 | NO2 | NO2 | NO2 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | NO2 | NO2 | NO2 | NO2 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 |
NW | NW | NW | NW | NW | NW | NW | NNW | NW | NNW | N | NNW | NNW | NNW | N | E | WNW | E | S | S | S | S | S | S | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | SW | SW | SW | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | SSW | SW |
2 4 | 2 4 | 2 4 | 2 4 | 2 3 | 2 3 | 2 4 | 1 2 | 1 2 | 1 2 | 1 2 | 2 4 | 2 4 | 2 4 | 2 4 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 3 5 | 3 5 | 4 7 | 5 8 | 6 9 | 6 10 | 6 10 | 6 9 | 6 9 | 5 9 | 5 8 | 5 8 | 5 8 | 5 9 | 6 9 | 6 10 | 6 10 | 7 11 | 8 12 | 8 14 | 9 15 | 10 15 | 10 16 | 10 16 | 10 17 | 11 17 | 11 18 | 11 18 | 11 18 | 11 18 | 10 16 | 9 15 | 8 13 | 7 12 | 6 10 | 6 9 | 5 9 | 5 8 | 5 8 | 5 8 | 5 7 | 4 7 | 4 7 | 4 7 | 4 6 | 4 6 | 4 6 | 3 6 | 4 6 | 4 7 | 5 8 | 5 8 | 6 9 | 6 10 | 6 9 | 5 8 | 5 8 | 4 7 | 4 6 | 3 5 | 4 6 | 4 6 | 4 6 | 4 7 | 4 7 | 4 7 |
21 -6 | 21 -6 | 21 -6.2 | 20 -6.5 | 20 -6.5 | 20 -6.8 | 20 -6.5 | 23 -4.8 | 28 -2.4 | 32 -0.1 | 34 1.3 | 35 1.9 | 35 1.9 | 36 2.4 | 36 2.2 | 35 1.4 | 33 0.3 | 30 -0.9 | 29 -1.6 | 28 -2 | 28 -2.3 | 28 -2.3 | 28 -2.3 | 27 -2.6 | 27 -2.6 | 27 -2.6 | 27 -2.6 | 27 -2.6 | 27 -2.6 | 28 -2.3 | 30 -1.2 | 33 0.6 | 37 2.6 | 40 4.4 | 42 5.5 | 43 6.1 | 43 6.2 | 43 6 | 42 5.7 | 42 5.5 | 41 4.8 | 39 4.1 | 38 3.4 | 38 3.5 | 39 3.7 | 39 3.8 | 40 4.4 | 41 5 | 42 5.6 | 43 6.3 | 45 7 | 46 7.7 | 47 8.1 | 47 8.4 | 48 8.8 | 50 9.9 | 52 11.1 | 54 12.2 | 55 12.6 | 55 13 | 56 13.4 | 55 12.8 | 54 12.3 | 53 11.7 | 51 10.3 | 48 9 | 46 7.6 | 44 6.8 | 43 6 | 41 5.1 | 40 4.3 | 38 3.5 | 37 2.7 | 36 2.4 | 36 2 | 35 1.7 | 34 1.3 | 34 1 | 33 0.6 | 35 1.8 | 37 3 | 39 4.2 | 42 5.3 | 44 6.5 | 46 7.7 | 45 7.2 | 44 6.6 | 43 6.1 | 42 5.6 | 41 5 | 40 4.5 | 40 4.5 | 40 4.5 | 40 4.5 | 40 4.5 | 40 4.5 | 40 4.5 |
Source: CAMS, Vaisala Xweather
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