1901 Walnut St Air Quality

Monitoring Station · Rittenhouse, United States
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
21 11pm
20
33
35 2am
35
35
35 5am
35
35
35 8am
35
35
35 11am
35
42
2pm
5pm
8pm
Station readings
21
20
CAMS model adj +8
25
25
25
27
27
27
27
27
27
27
27
27
27
27
34
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 2026-06-09T02:54 UTC.