3312 Walnut St Air Quality

Monitoring Station · University City, United States
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
23 8pm
23
—
— 11pm
—
—
— 2am
—
—
— 5am
—
—
— 8am
—
—
— 11am
—
—
— 2pm
—
—
— 5pm
—
—
Station readings
23
23

Air Quality Forecast (24h)

PM2.55.5 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

21
4110 Market St
1.3 km PM2.5: 5.0 µg/m³
23
2100 Pine St
1.4 km PM2.5: 5.4 µg/m³
18
Philly Thrive - AQ Host
1.5 km PM2.5: 4.3 µg/m³
20
PAWS - AQ Host
1.5 km PM2.5: 4.8 µg/m³
25
1901 Walnut St
1.5 km PM2.5: 6.1 µg/m³
22
N 34th St & Mantua Ave
1.6 km PM2.5: 5.3 µg/m³
21
Foster Family - AQ Host
1.6 km PM2.5: 5.1 µg/m³
23
Stinger Square Park
1.9 km PM2.5: 5.5 µg/m³

Nearby Cities

22 University City 24 Rittenhouse 24 Philadelphia 20 Point Breeze 23 Center City 21 Strawberry Mansion 20 Kingsessing 20 Wharton 21 Cobbs Creek

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-20T23:41 UTC.