Stay updated with real-time air quality in Chambersburg, Pennsylvania featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
38
Good
Chambersburg, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.36 μg/m³
0
55
155
255
425
605+
41.28 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
6.45 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Chambersburg, Pennsylvania
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AQI 22
Good
3.53μg/m³
PM2.5
16.39μg/m³
PM10
23.31ppb
O3
0.29ppb
SO2
5.83ppb
NO2
0.18ppm
CO
AQI 43
Good
2.20μg/m³
PM2.5
9.34μg/m³
PM10
45.52ppb
O3
0.29ppb
SO2
6.05ppb
NO2
0.18ppm
CO
AQI 33
Good
3.53μg/m³
PM2.5
16.42μg/m³
PM10
36.17ppb
O3
0.30ppb
SO2
5.80ppb
NO2
0.18ppm
CO
AQI 43
Good
3.27μg/m³
PM2.5
15.32μg/m³
PM10
46.48ppb
O3
0.30ppb
SO2
5.55ppb
NO2
0.18ppm
CO
AQI 43
Good
3.32μg/m³
PM2.5
15.43μg/m³
PM10
46.35ppb
O3
0.30ppb
SO2
5.50ppb
NO2
0.18ppm
CO
AQI 21
Good
2.26μg/m³
PM2.5
9.80μg/m³
PM10
22.56ppb
O3
0.28ppb
SO2
6.94ppb
NO2
0.18ppm
CO
Air quality data and pollutant measurements for Pennsylvania, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Chambersburg, Pennsylvania is updated every hour.
The worst air quality in Chambersburg, Pennsylvania in the last 24 hours was observed at 03:00:00 on 2026-03-14.
In the last 24 hrs, the best air quality in Chambersburg, Pennsylvania was observed at 08:00:00 on 2026-03-14.
The current air quality in Chambersburg, Pennsylvania is 38, categorized as Good based on real-time data.
The most common pollutant in Chambersburg, Pennsylvania is O3.
If the air quality in Chambersburg, Pennsylvania is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Chambersburg, Pennsylvania is 2.61 μg/m3.
The current PM10 concentration at Chambersburg, Pennsylvania is 9.357 μg/m3.
The current carbon monoxide (CO) concentration at Chambersburg, Pennsylvania is 0.18 ppm.
The current sulfur dioxide (SO2) concentration at Chambersburg, Pennsylvania is 0.306 ppb.
The current ozone (O3) concentration at Chambersburg, Pennsylvania is 41.277 ppm.
The current nitrogen dioxide (NO2) concentration at Chambersburg, Pennsylvania is 6.445 ppb.
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