Good
Primary Pollutant: O3
O3 | 38 µg/m3 (17) |
PM2.5 | 4 µg/m3 (17) |
PM10 | 10 µg/m3 (9) |
CO | 299 µg/m3 (3) |
NO2 | 14 µg/m3 (7) |
SO2 | 3 µg/m3 (1) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Portsmouth | 16 |
O3 | 3.8 (16) | 7 (6) | n/a | 35 (16) | n/a | 2.358 (1) |
Temple | 29 |
O3 | 3.1 (13) | 4 (4) | n/a | 63 (29) | 0 (0) | 0.786 (0) |
Londonderry | 18 |
PM2.5 | 4.4 (18) | 7 (6) | n/a | 22 (10) | 229 (2) | 0 (0) |
Lowell | 19 |
NO2 | 4.1 (17) | n/a | 38 (19) | n/a | n/a | n/a |
South Boston | 19 |
NO2 | 4 (17) | n/a | 39 (19) | n/a | 344 (3) | n/a |
Cherry Valley | 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 |
Roxbury Crossing | 14 |
NO2 | 3.4 (14) | 5 (5) | 28 (14) | 27 (12) | 229 (2) | 1.048 (1) |
Roxbury Crossing | 16 |
PM2.5 | 3.8 (16) | n/a | 24 (12) | n/a | 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) |
Saturday, Dec 14 | Sunday, Dec 15 | Monday, Dec 16 | Tuesday, Dec 17 | Wednesday, Dec 18 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 2am | 3am | 4am | 5am |
21 | 21 | 21 | 21 | 38 | 28 | 28 | 30 | 32 | 30 | 29 | 22 | 30 | 35 | 35 | 39 | 41 | 30 | 30 | 28 | 28 | 32 | 31 | 31 | 31 | 35 | 37 | 43 | 40 | 31 | 32 | 35 | 30 | 30 | 31 | 43 | 51 | 58 | 61 | 71 | 74 | 77 | 78 | 73 | 69 | 63 | 63 | 62 | 64 | 65 | 66 | 67 | 65 | 58 | 50 | 45 | 51 | 50 | 53 | 54 | 52 | 54 | 54 | 55 | 54 | 54 | 53 | 53 | 52 | 36 | 36 | 36 | 36 | 36 | 36 | 33 | 30 | 28 | 28 | 29 | 30 | 29 | 28 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
O3 | 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 | 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 | 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 |
NW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW | N | N | N | NW | NW | N | N | NNE | N | N | N | NNE | ENE | ENE | E | SSE | S | SSE | SSE | SE | SE | SE | SE | SE | SE | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | S | S | S | S | S | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | W | W | W | W | W | W | W | W | W | W | W |
4 6 | 4 6 | 4 6 | 6 9 | 7 11 | 9 14 | 9 14 | 9 14 | 8 13 | 8 13 | 8 13 | 7 11 | 6 9 | 4 7 | 3 5 | 3 5 | 3 5 | 3 4 | 3 5 | 3 5 | 3 5 | 4 6 | 4 7 | 5 8 | 5 8 | 4 7 | 4 7 | 3 5 | 2 4 | 1 2 | 1 2 | 2 4 | 2 4 | 3 4 | 3 4 | 3 4 | 2 4 | 2 3 | 1 2 | 1 2 | 2 3 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 3 4 | 3 5 | 3 5 | 4 7 | 5 8 | 6 9 | 6 9 | 6 9 | 6 9 | 5 8 | 5 8 | 4 7 | 5 7 | 5 8 | 5 8 | 5 8 | 5 9 | 6 9 | 6 10 | 7 11 | 8 13 | 9 14 | 9 15 | 10 16 | 10 17 | 10 17 | 11 17 | 11 17 | 11 18 | 11 18 | 11 17 | 10 16 | 10 15 | 9 14 | 8 14 | 8 13 | 8 12 | 7 12 | 7 12 | 7 11 | 7 11 | 7 11 | 7 11 | 6 10 | 6 10 | 6 10 |
15 -9.2 | 14 -9.8 | 15 -9.4 | 18 -7.5 | 23 -5.2 | 27 -3 | 30 -1.4 | 31 -0.7 | 32 -0.2 | 31 -0.4 | 30 -0.9 | 29 -1.6 | 27 -2.7 | 25 -4 | 22 -5.6 | 20 -6.5 | 19 -7.1 | 19 -7.3 | 18 -7.8 | 18 -8 | 17 -8.5 | 16 -8.7 | 16 -8.7 | 15 -9.2 | 15 -9.6 | 15 -9.6 | 15 -9.2 | 18 -7.8 | 22 -5.6 | 26 -3.4 | 30 -1.4 | 32 0 | 34 1.2 | 34 1.2 | 33 0.6 | 32 0 | 30 -1.2 | 29 -1.9 | 27 -2.6 | 27 -2.5 | 28 -2.4 | 28 -2.3 | 28 -2.3 | 28 -2.3 | 28 -2.3 | 28 -2.4 | 27 -2.5 | 27 -2.6 | 28 -2.3 | 29 -1.9 | 29 -1.5 | 32 -0.3 | 34 1 | 36 2.2 | 38 3.3 | 40 4.4 | 42 5.5 | 42 5.4 | 41 5.2 | 41 5 | 40 4.6 | 40 4.2 | 39 3.8 | 39 3.9 | 39 4 | 39 4.2 | 40 4.3 | 40 4.4 | 40 4.5 | 41 4.9 | 42 5.4 | 42 5.8 | 43 6.3 | 44 6.7 | 45 7.1 | 46 8 | 48 8.8 | 49 9.6 | 51 10.5 | 52 11.3 | 54 12.1 | 53 11.6 | 52 11 | 51 10.4 | 50 9.8 | 49 9.2 | 48 8.6 | 46 7.8 | 45 7 | 43 6.2 | 42 5.4 | 40 4.6 | 39 3.8 | 38 3.4 | 37 2.9 | 37 2.5 | 36 2.1 |
Source: CAMS, Vaisala Xweather
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