Norristown, Pennsylvania, USA Air Quality

Monitoring Station · Norristown, United States
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
32 2am
32
32
14 5am
32
32
32 8am
32
32
32 11am
32
39
39 2pm
39
39
— 5pm
—
—
— 8pm
—
—
— 11pm
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Station readings
14
CAMS model adj +5
27
27
27
27
27
27
27
27
27
27
27
34
34
34
34

Air Quality Forecast (24h)

PM2.53.4 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

20
C077 ( 945 Manatawna Ave)
7.7 km PM2.5: 4.9 µg/m³
19
AMS ROX Station
9.1 km PM2.5: 4.5 µg/m³
19
8701 Germantown Ave
9.4 km PM2.5: 4.6 µg/m³
20
723 Wolcott Dr (2)
10.4 km PM2.5: 4.7 µg/m³
18
6237 Ridge Ave
11.5 km PM2.5: 4.3 µg/m³
19
629 E Allen Ln
11.8 km PM2.5: 4.6 µg/m³
20
6735 Germantown Ave
12.4 km PM2.5: 4.7 µg/m³
18
5029 Ridge ave
13.5 km PM2.5: 4.4 µg/m³

Nearby Cities

26 Norristown 21 King of Prussia 20 Radnor 20 East Mount Airy 20 West Oak Lane 22 Lansdale 19 Havertown 18 Overbrook 20 Abington

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T05:36 UTC.