4110 Market St Air Quality
Monitoring Station
· University City, United States
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
19
1am
29
29
29
4am
29
29
29
7am
29
29
29
10am
29
29
36
1pm
36
36
—
4pm
—
—
—
7pm
—
—
—
10pm
—
—
CAMS model
adj +2
25
27
27
27
27
27
27
27
27
27
27
27
34
34
34
Air Quality Forecast (24h)
PM2.54.5 µg/m³
✓ WHO
Good
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T04:11 UTC.