Good
Primary Pollutant: O3
| O3 | 56 µg/m3 (26) |
| PM2.5 | 5 µg/m3 (21) |
| PM10 | 14 µg/m3 (13) |
| CO | 256 µg/m3 (2) |
| NO2 | 14 µg/m3 (7) |
| 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) |
|---|---|---|---|---|---|---|---|---|
| Temple | 33 |
O3 | 2.3 (10) | 4 (4) | n/a | 73 (33) | 229 (2) | 0.524 (0) |
| Londonderry | 34 |
O3 | 2.4 (10) | 5 (5) | n/a | 74 (34) | 115 (1) | 0.524 (0) |
| Lowell | 14 |
PM2.5 | 3.3 (14) | n/a | 11 (6) | n/a | n/a | n/a |
| Providence | 17 |
PM2.5 | 4 (17) | n/a | n/a | n/a | n/a | n/a |
| Abington | 33 |
O3 | n/a | n/a | n/a | 73 (33) | n/a | n/a |
| Fall River | 32 |
O3 | 3 (12) | n/a | n/a | 71 (32) | n/a | 0.524 (0) |
| South Boston | 57 |
PM2.5 | 15 (57) | n/a | 32 (16) | n/a | 344 (3) | n/a |
| Belchertown | 34 |
O3 | 2.3 (10) | 4 (4) | 1.88 (1) | 74 (34) | n/a | 0 (0) |
| Cherry Valley | 35 |
O3 | n/a | n/a | n/a | 76 (35) | n/a | n/a |
| Linwood | 32 |
O3 | 2.4 (10) | 4 (4) | n/a | 71 (32) | n/a | n/a |
Source: New Hampshire Dept. of Environmental Services, Massachusetts Dept. of Environmental Protection, Rhode Island Dept. of Environmental Management, EPA Office of Atmospheric Protection
| Hour |
| AQI |
| Primary |
| Wind Dir |
| Wind Speed ( mph kmh) |
| Temp (°F°C) |
| Monday, Jan 20 | Tuesday, Jan 21 | Wednesday, Jan 22 | Thursday, Jan 23 | Friday, Jan 24 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 27 | 26 | 25 | 26 | 35 | 40 | 32 | 29 | 25 | 22 | 21 | 21 | 26 | 29 | 29 | 26 | 28 | 29 | 28 | 28 | 27 | 27 | 27 | 31 | 40 | 42 | 42 | 46 | 46 | 46 | 49 | 47 | 43 | 51 | 49 | 50 | 59 | 60 | 56 | 32 | 37 | 37 | 38 | 31 | 28 | 28 | 44 | 48 | 63 | 72 | 86 | 73 | 72 | 69 | 71 | 65 | 65 | 61 | 54 | 40 | 38 | 55 | 54 | 54 | 55 | 55 | 56 | 45 | 39 | 42 | 49 | 54 | 60 | 65 | 70 | 76 | 80 | 80 | 78 | 78 | 76 | 76 | 76 | 78 | 91 | 97 | 97 | 91 | 72 | 56 | 50 | 46 | 42 | 50 | 65 | 80 |
| O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | 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 | 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 |
| W | W | W | W | W | W | WSW | WSW | WSW | W | W | WSW | WSW | WSW | WSW | WSW | W | W | WSW | WSW | WSW | WSW | W | W | W | W | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | W | W | W | WSW | WSW | WSW | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW |
| 6 9 | 4 7 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 3 5 | 4 7 | 6 9 | 7 11 | 7 11 | 7 11 | 7 11 | 9 14 | 9 14 | 8 13 | 7 11 | 7 11 | 6 9 | 6 9 | 6 10 | 6 10 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 5 8 | 4 7 | 4 7 | 4 7 | 4 7 | 5 8 | 5 8 | 6 9 | 5 8 | 4 7 | 3 5 | 3 5 | 3 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 3 5 | 4 7 | 6 9 | 6 10 | 7 11 | 8 12 | 7 11 | 6 10 | 6 9 | 5 7 | 4 6 | 3 4 | 3 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 3 4 | 3 5 | 3 5 | 3 5 | 4 6 | 4 6 | 4 7 | 5 7 | 5 8 | 5 8 | 6 9 | 5 8 | 5 8 | 5 7 | 4 7 | 4 6 |
| 15 -9.4 | 14 -10 | 12 -11.1 | 11 -11.6 | 10 -12.3 | 9 -12.8 | 7 -13.8 | 7 -13.8 | 6 -14.4 | 6 -14.4 | 5 -15 | 5 -15 | 3 -16 | 3 -16 | 6 -14.4 | 9 -12.8 | 13 -10.4 | 16 -8.8 | 17 -8.3 | 18 -7.7 | 20 -6.6 | 19 -7.3 | 19 -7.3 | 18 -7.8 | 16 -8.8 | 15 -9.4 | 13 -10.6 | 11 -11.4 | 10 -12.1 | 9 -12.8 | 8 -13.3 | 7 -13.8 | 6 -14.4 | 6 -14.5 | 5 -15.1 | 3 -16 | 3 -16.3 | 3 -16.2 | 6 -14.4 | 9 -12.6 | 13 -10.8 | 14 -9.8 | 16 -8.8 | 18 -7.8 | 18 -7.8 | 18 -7.8 | 18 -7.8 | 16 -8.7 | 15 -9.5 | 13 -10.4 | 13 -10.7 | 12 -11.1 | 11 -11.4 | 11 -11.4 | 11 -11.4 | 11 -11.4 | 11 -11.5 | 11 -11.6 | 11 -11.6 | 11 -11.4 | 12 -11.3 | 12 -11.1 | 15 -9.6 | 17 -8.1 | 20 -6.7 | 22 -5.3 | 25 -4 | 27 -2.7 | 27 -2.6 | 28 -2.5 | 28 -2.4 | 26 -3.2 | 25 -4.1 | 23 -5 | 22 -5.6 | 21 -6.2 | 20 -6.7 | 19 -7.3 | 18 -7.9 | 17 -8.5 | 16 -8.7 | 16 -9 | 15 -9.2 | 15 -9.5 | 14 -9.7 | 14 -10 | 16 -8.7 | 19 -7.3 | 21 -6 | 24 -4.6 | 26 -3.3 | 28 -2 | 27 -2.7 | 26 -3.4 | 25 -4.1 | 23 -4.8 | 22 -5.5 |
Source: CAMS, Vaisala Xweather
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