Moderate
Primary Pollutant: O3
O3 | 113 µg/m3 (55) |
PM2.5 | 9 µg/m3 (37) |
PM10 | 14 µg/m3 (13) |
CO | 317 µg/m3 (3) |
NO2 | 8 µg/m3 (4) |
SO2 | 3 µg/m3 (2) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Lansing | 26 |
PM2.5 | 6.2 (26) | n/a | n/a | n/a | n/a | n/a |
East Chicago | 29 |
PM2.5 | 6.9 (29) | n/a | n/a | n/a | n/a | 2.358 (1) |
Schiller Park | 69 |
O3 | 7.3 (30) | n/a | n/a | 122 (69) | n/a | n/a |
Elgin | 60 |
O3 | n/a | n/a | n/a | 116 (60) | n/a | n/a |
Chicago | 75 |
O3 | n/a | n/a | n/a | 125 (75) | n/a | n/a |
Cicero | 63 |
O3 | n/a | n/a | n/a | 118 (63) | n/a | n/a |
Des Plaines | 72 |
O3 | 7.5 (31) | n/a | n/a | 123 (72) | n/a | n/a |
Evanston | 87 |
O3 | n/a | n/a | n/a | 133 (87) | n/a | n/a |
Lemont | 60 |
O3 | n/a | n/a | n/a | 116 (60) | n/a | n/a |
Northbrook | 72 |
O3 | 7.7 (32) | n/a | n/a | 123 (72) | n/a | n/a |
Source: Illinois EPA, Indiana Dept. of Environmental Management
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Saturday, May 18 | Sunday, May 19 | Monday, May 20 | Tuesday, May 21 | Wednesday, May 22 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm |
60 | 66 | 70 | 59 | 39 | 31 | 28 | 28 | 25 | 25 | 25 | 29 | 29 | 29 | 29 | 25 | 28 | 36 | 43 | 46 | 49 | 67 | 85 | 92 | 85 | 62 | 41 | 33 | 28 | 24 | 22 | 23 | 24 | 22 | 21 | 27 | 43 | 48 | 39 | 29 | 27 | 43 | 64 | 62 | 68 | 70 | 67 | 65 | 62 | 56 | 47 | 44 | 41 | 38 | 31 | 29 | 32 | 37 | 42 | 46 | 42 | 42 | 42 | 38 | 37 | 38 | 46 | 50 | 52 | 67 | 73 | 79 | 85 | 76 | 67 | 57 | 56 | 55 | 53 | 51 | 50 | 49 | 45 | 41 | 38 | 35 | 33 | 30 | 33 | 36 | 39 | 42 | 45 | 48 | 49 | 51 | 56 |
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 | 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 | 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 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 |
SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | WSW | NW | N | N | NNE | NNE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | E | E | E | ESE | ESE | SE | SE | SSE | SSE | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW |
8 12 | 8 12 | 7 12 | 6 10 | 6 9 | 5 8 | 5 8 | 5 8 | 5 8 | 5 9 | 5 8 | 5 7 | 4 7 | 5 7 | 5 8 | 6 9 | 6 10 | 7 11 | 8 12 | 7 12 | 7 12 | 7 11 | 7 11 | 7 11 | 7 11 | 7 12 | 8 12 | 7 12 | 7 12 | 7 11 | 6 10 | 6 9 | 6 9 | 5 9 | 5 8 | 5 8 | 5 9 | 6 10 | 7 11 | 8 12 | 9 14 | 10 16 | 12 19 | 13 20 | 13 22 | 14 23 | 14 22 | 13 22 | 13 21 | 12 19 | 11 17 | 9 15 | 9 14 | 8 13 | 7 12 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 12 | 7 12 | 8 13 | 10 15 | 11 17 | 12 19 | 12 20 | 13 21 | 14 22 | 15 24 | 15 25 | 16 25 | 16 25 | 16 25 | 15 24 | 16 26 | 16 25 | 17 27 | 16 26 | 16 27 | 16 26 | 16 26 | 16 26 | 16 25 | 15 24 | 14 22 | 14 23 | 14 22 | 14 22 | 14 23 | 14 23 | 14 23 | 14 23 | 15 23 | 15 24 |
84 29.2 | 84 29 | 83 28.4 | 82 27.5 | 78 25.8 | 75 24.1 | 73 22.8 | 72 22.1 | 70 21.4 | 69 20.6 | 68 20.2 | 67 19.7 | 67 19.2 | 66 18.9 | 66 18.7 | 67 19.7 | 70 21.1 | 72 22.3 | 74 23.4 | 76 24.5 | 78 25.4 | 79 26 | 80 26.5 | 80 26.8 | 81 27 | 79 26.2 | 77 25 | 74 23.3 | 70 21.3 | 67 19.5 | 65 18.2 | 64 17.6 | 63 17.1 | 62 16.8 | 62 16.7 | 62 16.7 | 62 16.6 | 63 17.4 | 65 18.1 | 66 18.9 | 70 21.3 | 74 23.6 | 79 25.9 | 81 27.1 | 83 28.2 | 85 29.4 | 85 29.3 | 85 29.3 | 85 29.3 | 83 28.5 | 82 27.7 | 80 26.9 | 78 25.6 | 76 24.3 | 73 23 | 72 22.4 | 71 21.8 | 70 21.2 | 69 20.7 | 69 20.3 | 68 19.9 | 68 20 | 68 20 | 68 20.1 | 71 21.6 | 74 23.1 | 76 24.6 | 79 26 | 81 27.3 | 84 28.7 | 84 28.9 | 84 29.1 | 85 29.4 | 84 28.7 | 82 27.9 | 81 27.2 | 79 26 | 77 24.9 | 75 23.7 | 74 23.1 | 73 22.5 | 71 21.9 | 70 21.2 | 69 20.4 | 67 19.7 | 67 19.2 | 66 18.7 | 65 18.2 | 66 18.7 | 67 19.2 | 67 19.7 | 69 20.3 | 70 20.9 | 71 21.6 | 71 21.8 | 72 22.1 | 72 22.4 |
Source: CAMS, Vaisala Xweather
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