Norristown, Pennsylvania, USA Air Quality

Monitoring Station · Norristown, United States
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
27 1am
25
25
25 4am
25
25
25 7am
25
25
25 10am
25
25
25 1pm
25
—
— 4pm
—
—
— 7pm
—
—
— 10pm
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CAMS model
27
25
25
25
25
25
25
25
25
25
25
25
25
25

Air Quality Forecast (24h)

PM2.53.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

22
C077 ( 945 Manatawna Ave)
7.7 km PM2.5: 5.3 µg/m³
21
AMS ROX Station
9.1 km PM2.5: 5.0 µg/m³
26
8701 Germantown Ave
9.4 km PM2.5: 6.3 µg/m³
22
723 Wolcott Dr (2)
10.4 km PM2.5: 5.2 µg/m³
21
6237 Ridge Ave
11.5 km PM2.5: 5.0 µg/m³
22
629 E Allen Ln
11.8 km PM2.5: 5.2 µg/m³
26
6735 Germantown Ave
12.4 km PM2.5: 6.3 µg/m³
21
5029 Ridge ave
13.5 km PM2.5: 5.1 µg/m³

Nearby Cities

31 Norristown 26 King of Prussia 25 Radnor 23 East Mount Airy 24 West Oak Lane 26 Lansdale 24 Havertown 21 Overbrook 24 Abington

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-30T04:06 UTC.