Good
Primary Pollutant: PM2.5
O3 | 40 µg/m3 (18) |
PM2.5 | 9 µg/m3 (37) |
PM10 | 31 µg/m3 (28) |
CO | 165 µg/m3 (2) |
NO2 | 4 µg/m3 (2) |
SO2 | 1 µg/m3 (0) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Somers | 19 |
O3 | n/a | n/a | n/a | 42 (19) | n/a | n/a |
Winthrop Harbor | 28 |
O3 | 4 (17) | n/a | n/a | 62 (28) | n/a | n/a |
Lansing | 23 |
PM2.5 | 5.6 (23) | n/a | n/a | n/a | n/a | n/a |
East Chicago | 27 |
PM2.5 | 6.6 (27) | n/a | n/a | n/a | n/a | 0.786 (0) |
Chicago | 10 |
O3 | n/a | n/a | n/a | 22 (10) | n/a | n/a |
Cicero | 11 |
O3 | n/a | n/a | n/a | 24 (11) | n/a | n/a |
Schiller Park | 24 |
PM2.5 | 5.8 (24) | n/a | n/a | 14 (6) | n/a | n/a |
Elgin | 15 |
O3 | n/a | n/a | n/a | 34 (15) | n/a | n/a |
Des Plaines | 18 |
O3 | 4.3 (18) | n/a | n/a | 40 (18) | n/a | n/a |
Evanston | 19 |
O3 | n/a | n/a | n/a | 42 (19) | n/a | n/a |
Source: AirNow (EPA), Wisconsin Dept. of Natural Resources, Illinois EPA, Indiana Dept. of Environmental Management
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Thursday, Mar 28 | Friday, Mar 29 | Saturday, Mar 30 | Sunday, Mar 31 | Monday, Apr 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 6am |
24 | 23 | 23 | 23 | 40 | 41 | 41 | 40 | 42 | 43 | 43 | 43 | 41 | 36 | 45 | 57 | 61 | 56 | 50 | 41 | 34 | 38 | 41 | 43 | 51 | 57 | 61 | 57 | 39 | 33 | 36 | 38 | 38 | 38 | 44 | 47 | 42 | 35 | 31 | 31 | 32 | 32 | 31 | 39 | 50 | 58 | 60 | 50 | 36 | 42 | 49 | 60 | 54 | 48 | 43 | 42 | 40 | 38 | 37 | 38 | 32 | 33 | 32 | 32 | 33 | 32 | 32 | 32 | 38 | 38 | 38 | 37 | 36 | 35 | 35 | 35 | 35 | 37 | 38 | 40 | 40 | 40 | 40 | 38 | 35 | 33 | 33 | 32 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 |
PM2.5 | PM2.5 | PM2.5 | 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 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | 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 | 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 | O3 | O3 | O3 | O3 | O3 | O3 | O3 |
WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | WNW | WNW | NW | ESE | NNE | NNE | ESE | N | N | N | N | N | N | NNE | NNE | ENE | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | ESE | ESE | ESE | S | S | S | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | N | N | N | N | N | N | N | N | N | N | N | N | NE | NE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE | NE | NE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE |
5 9 | 5 9 | 7 11 | 8 13 | 9 14 | 10 16 | 11 18 | 11 18 | 11 18 | 12 20 | 11 18 | 10 16 | 8 13 | 6 9 | 4 7 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 6 9 | 6 9 | 7 11 | 7 11 | 8 13 | 9 14 | 9 14 | 9 14 | 9 14 | 8 13 | 8 13 | 8 13 | 9 14 | 9 14 | 9 14 | 9 14 | 9 14 | 9 14 | 9 14 | 9 14 | 9 14 | 8 13 | 8 13 | 8 13 | 9 14 | 9 14 | 9 15 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 17 | 11 17 | 11 18 | 11 17 | 10 17 | 10 16 | 10 16 | 9 15 | 9 14 | 9 14 | 9 14 | 8 14 | 8 13 | 8 13 | 8 13 | 8 13 | 8 13 | 8 14 | 9 14 | 9 14 | 9 14 | 9 15 | 10 16 | 10 16 | 10 17 | 11 17 | 11 18 | 11 18 | 12 19 | 12 19 | 12 19 | 12 20 | 12 20 | 12 20 | 13 20 | 13 21 | 13 21 | 13 21 |
29 -1.8 | 29 -1.6 | 31 -0.5 | 34 1.2 | 37 2.7 | 40 4.5 | 43 6.2 | 44 6.9 | 47 8.4 | 49 9.5 | 50 10 | 50 10 | 49 9.6 | 48 8.8 | 46 7.7 | 43 6.2 | 42 5.6 | 40 4.5 | 39 3.8 | 38 3.4 | 37 2.7 | 35 1.9 | 35 1.5 | 34 1.2 | 33 0.6 | 33 0.4 | 35 1.9 | 39 3.8 | 42 5.6 | 44 6.8 | 48 8.7 | 50 10 | 51 10.7 | 52 11 | 53 11.4 | 50 9.8 | 47 8.2 | 44 6.5 | 44 6.4 | 43 6.3 | 43 6.2 | 43 6.3 | 43 6.3 | 43 6.4 | 45 7 | 46 7.6 | 47 8.2 | 46 7.8 | 45 7.4 | 45 7 | 47 8.2 | 49 9.3 | 51 10.4 | 53 11.8 | 56 13.2 | 58 14.7 | 58 14.6 | 58 14.6 | 58 14.5 | 56 13.6 | 55 12.6 | 53 11.7 | 51 10.6 | 49 9.5 | 47 8.4 | 45 7.4 | 43 6.3 | 41 5.2 | 41 4.9 | 40 4.6 | 40 4.3 | 39 4 | 39 3.7 | 38 3.4 | 40 4.4 | 42 5.4 | 43 6.3 | 45 7.3 | 47 8.3 | 49 9.2 | 48 8.8 | 47 8.3 | 46 7.8 | 45 7.3 | 44 6.8 | 43 6.4 | 43 6.3 | 43 6.3 | 43 6.3 | 43 6.3 | 43 6.2 | 43 6.2 | 43 6.1 | 43 6 | 43 5.9 | 42 5.8 | 42 5.7 |
Source: CAMS, Vaisala Xweather
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