4110 Market St Air Quality
Monitoring Station
· University City, United States
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
20
9pm
20
20
20
12am
20
20
20
3am
20
20
20
6am
20
20
20
9am
20
20
—
12pm
—
—
—
3pm
—
—
—
6pm
—
—
CAMS model
adj -5
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
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T00:24 UTC.