Avalon Park 3
Monitoring Station
· Chatham, United States
55
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
46
2am
47
55
49
5am
49
49
49
8am
36
24
24
11am
24
24
24
2pm
24
24
—
5pm
—
—
—
8pm
—
—
—
11pm
—
—
Station readings
46
47
55
CAMS model
adj -1
50
50
50
50
50
50
50
37
25
25
25
25
25
25
25
Air Quality Trend (24h)
PM2.514.2 µg/m³
✓ WHO
Moderate
Nearby Monitoring Stations
52
Calumet Heights 1
53
Avalon Park 2
92
Avalon Park 1
50
Chatham 2
54
Calumet Heights 2
53
Greater Grand Crossing 4
55
South Chicago 1
52
Burnside 1
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T05:42 UTC.