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
18 9am
26
26
26 12pm
27
27
27 3pm
27
27
29 6pm
29
29
29 9pm
29
—
— 12am
—
—
— 3am
—
—
— 6am
—
—
CAMS model adj +2
24
24
24
24
25
25
25
25
25
27
27
27
27
27

Air Quality Forecast (24h)

PM2.54.3 µg/m³ ✓ WHO
Good
View city history →

Nearby Cities

25 Altoona 25 Johnstown 25 State College 25 Chambersburg 25 Cumberland 25 Carlisle 36 Murrysville 25 Hagerstown 36 Plum

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T12:10 UTC.