Harrisburg, Pennsylvania, USA Air Quality

Monitoring Station · Harrisburg, United States
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
37 1am
37
25
37 4am
35
35
35 7am
35
35
34 10am
34
34
34 1pm
34
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— 4pm
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— 7pm
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— 10pm
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Station readings
25
CAMS model adj +10
27
27
27
27
25
25
25
25
25
24
24
24
24
24

Air Quality Forecast (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

28
Hershey, Pennsylvania, USA
14.3 km PM2.5: 6.7 µg/m³

Nearby Cities

30 Harrisburg 7 Carlisle 28 York 38 Hanover 37 Westminster 32 Chambersburg 40 Hunt Valley 40 Reisterstown 40 Cockeysville

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T04:03 UTC.