Good
Primary Pollutant: O3
O3 | 64 µg/m3 (29) |
PM2.5 | 4 µg/m3 (17) |
PM10 | 15 µg/m3 (14) |
CO | 93 µg/m3 (1) |
NO2 | 8 µg/m3 (4) |
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) |
---|---|---|---|---|---|---|---|---|
Lansing | 9 |
PM2.5 | 2.1 (9) | n/a | n/a | n/a | n/a | n/a |
East Chicago | 32 |
PM2.5 | 7.8 (32) | n/a | n/a | n/a | n/a | 1.31 (1) |
Schiller Park | 37 |
O3 | 2.2 (9) | n/a | n/a | 82 (37) | n/a | n/a |
Elgin | 33 |
O3 | n/a | n/a | n/a | 72 (33) | n/a | n/a |
Chicago | 35 |
O3 | n/a | n/a | n/a | 78 (35) | n/a | n/a |
Cicero | 35 |
O3 | n/a | n/a | n/a | 76 (35) | n/a | n/a |
Des Plaines | 35 |
O3 | 1.8 (7) | n/a | n/a | 78 (35) | n/a | n/a |
Evanston | 35 |
O3 | n/a | n/a | n/a | 78 (35) | n/a | n/a |
Lemont | 38 |
O3 | n/a | n/a | n/a | 84 (38) | n/a | n/a |
Northbrook | 33 |
O3 | 3.8 (16) | n/a | n/a | 72 (33) | n/a | n/a |
Source: AirNow (EPA), Illinois EPA, Indiana Dept. of Environmental Management
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Wednesday, Apr 24 | Thursday, Apr 25 | Friday, Apr 26 | Saturday, Apr 27 | Sunday, Apr 28 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 2am |
30 | 31 | 32 | 31 | 20 | 21 | 25 | 27 | 29 | 32 | 35 | 38 | 40 | 41 | 41 | 39 | 36 | 32 | 24 | 21 | 25 | 29 | 29 | 34 | 40 | 40 | 44 | 44 | 50 | 53 | 48 | 31 | 29 | 31 | 33 | 35 | 38 | 41 | 42 | 41 | 40 | 37 | 29 | 43 | 46 | 42 | 45 | 43 | 28 | 26 | 27 | 28 | 27 | 26 | 29 | 30 | 32 | 33 | 35 | 36 | 38 | 45 | 42 | 43 | 42 | 38 | 39 | 42 | 38 | 47 | 39 | 39 | 40 | 40 | 40 | 40 | 39 | 38 | 37 | 36 | 35 | 37 | 39 | 41 | 42 | 42 | 43 | 40 | 37 | 35 | 34 | 34 | 33 | 32 | 31 | 29 | 30 |
O3 | O3 | O3 | O3 | O3 | O3 | O3 | 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 | 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 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM10 | PM10 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | PM2.5 | O3 | 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 |
NNE | NNE | NNE | NNE | N | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | NE | ENE | ENE | ENE | ENE | ENE | E | ESE | SE | SE | SE | SE | SE | SE | SE | SE | ESE | ESE | ESE | ESE | E | E | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SSE | SSE | S | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | S |
12 20 | 12 20 | 12 19 | 12 19 | 10 17 | 10 17 | 11 18 | 11 18 | 11 18 | 10 16 | 10 16 | 10 16 | 10 15 | 9 15 | 9 15 | 9 15 | 10 16 | 9 15 | 8 13 | 7 12 | 6 10 | 6 9 | 5 8 | 4 7 | 4 7 | 4 7 | 4 7 | 4 6 | 4 6 | 4 6 | 5 7 | 5 8 | 7 11 | 7 11 | 8 12 | 8 13 | 8 13 | 9 14 | 9 14 | 9 15 | 9 15 | 10 16 | 10 16 | 10 16 | 10 16 | 11 17 | 12 19 | 13 21 | 13 21 | 14 22 | 14 23 | 14 23 | 15 24 | 15 24 | 16 25 | 16 26 | 17 28 | 18 29 | 19 30 | 19 31 | 20 33 | 21 34 | 22 36 | 23 37 | 24 39 | 26 41 | 25 41 | 26 41 | 26 42 | 26 43 | 26 43 | 27 43 | 27 44 | 28 44 | 28 46 | 28 44 | 27 43 | 26 42 | 26 42 | 25 41 | 25 41 | 25 40 | 25 41 | 25 41 | 25 40 | 25 40 | 25 40 | 24 39 | 23 37 | 22 35 | 21 34 | 20 33 | 20 31 | 19 31 | 19 31 | 19 30 | 18 30 |
43 6 | 41 4.8 | 39 3.9 | 38 3.2 | 37 2.7 | 37 2.7 | 38 3.5 | 40 4.6 | 43 6.1 | 45 7.5 | 48 9 | 50 10.1 | 52 11 | 53 11.5 | 53 11.7 | 52 11.2 | 51 10.3 | 48 9 | 44 6.5 | 40 4.7 | 38 3.4 | 36 2.4 | 35 1.5 | 34 0.9 | 33 0.6 | 32 0.2 | 32 0.1 | 32 0.1 | 32 0 | 34 1.1 | 39 3.8 | 44 6.7 | 49 9.3 | 52 11.1 | 55 12.6 | 57 14.1 | 59 14.8 | 60 15.4 | 61 16.1 | 60 15.3 | 58 14.6 | 57 13.8 | 54 12.1 | 51 10.4 | 48 8.7 | 47 8.3 | 46 7.9 | 46 7.5 | 45 7.4 | 45 7.2 | 45 7.1 | 45 7.1 | 45 7.2 | 45 7.3 | 47 8.6 | 50 10 | 52 11.3 | 54 12.1 | 55 12.9 | 57 13.8 | 57 13.9 | 57 14.2 | 58 14.4 | 59 14.7 | 59 15.1 | 60 15.6 | 61 16 | 62 16.5 | 63 17 | 63 17.1 | 63 17.3 | 63 17.4 | 63 17.3 | 63 17.2 | 63 17.1 | 63 17.2 | 63 17.3 | 63 17.4 | 65 18.4 | 67 19.4 | 69 20.3 | 70 21.1 | 71 21.9 | 73 22.7 | 74 23.1 | 75 23.6 | 75 24.1 | 74 23.6 | 74 23.1 | 73 22.6 | 71 21.8 | 70 20.9 | 68 20.1 | 68 19.8 | 67 19.5 | 67 19.2 | 66 18.9 |
Source: CAMS, Vaisala Xweather
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