1901 Walnut St

Monitoring Station · Rittenhouse, United States
36
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
34 4pm
35
36
33 7pm
33
33
33 10pm
33
46
46 1am
46
46
46 4am
46
46
— 7am
—
—
— 10am
—
—
— 1pm
—
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Station readings
34
35
36
CAMS model adj -4
37
37
37
37
37
37
37
37
50
50
50
50
50
50
50

Air Quality Trend (24h)

PM2.58.7 µg/m³ ✓ WHO
Good

Nearby Monitoring Stations

40
2100 Pine St
0.5 km PM2.5: 9.5 µg/m³
43
1401 John F Kennedy Blvd
0.8 km PM2.5: 10.3 µg/m³
39
315 N 18th St
1.2 km PM2.5: 9.4 µg/m³
41
3312 Walnut St
1.5 km PM2.5: 9.8 µg/m³
40
N 9th St
1.6 km PM2.5: 9.7 µg/m³
36
807 Lombard St
1.7 km PM2.5: 8.6 µg/m³
25
Annin Street, Philadlephia
1.8 km PM2.5: 6.0 µg/m³
37
1358 Ridge Ave, Philadelphia, PA 19123
2.0 km PM2.5: 8.9 µg/m³

Nearby Cities

37 Rittenhouse 37 Philadelphia 37 Center City 37 University City 37 Point Breeze 37 Wharton 37 Pennsport 37 Lower Moyamensing 37 Fishtown

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T19:29 UTC.