Altoona, Pennsylvania, USA Air Quality

Monitoring Station · Altoona, United States
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
24 7am
30
18
30 10am
30
30
31 1pm
31
31
31 4pm
31
33
33 7pm
33
33
— 10pm
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— 1am
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Station readings
24
18
CAMS model adj +6
24
24
24
24
24
24
25
25
25
25
25
27
27
27
27

Air Quality Forecast (24h)

PM2.54.3 µg/m³ ✓ WHO
Good
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Nearby Cities

26 Altoona 21 Johnstown 21 State College 28 Chambersburg 29 Cumberland 32 Carlisle 21 Murrysville 28 Hagerstown 21 Plum

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T10:55 UTC.