Washington HS Collocation 1 Air Quality
Monitoring Station
· South Chicago, United States
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
17
9pm
17
17
17
12am
17
17
17
3am
17
17
17
6am
17
17
17
9am
17
17
—
12pm
—
—
—
3pm
—
—
—
6pm
—
—
CAMS model
adj -8
25
25
25
25
25
25
25
25
25
25
25
25
25
25
25
Air Quality Forecast (24h)
PM2.54.7 µg/m³
✓ WHO
Good
Nearby Monitoring Stations
20
Washington HS Collocation 2
16
Washington HS Collocation 3
21
East Side 4
27
Hegewisch 1
19
East Side 3
24
South Deering 4
20
South Deering 3
28
South Deering 5
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T00:24 UTC.