Stay updated with real-time air quality in Carlisle, 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)
41
Good
Carlisle, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.28 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.90 μg/m³
0
55
155
255
425
605+
44.29 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
1.47 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Carlisle, Pennsylvania
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AQI 41
Good
3.26μg/m³
PM2.5
14.86μg/m³
PM10
44.31ppb
O3
0.35ppb
SO2
1.47ppb
NO2
0.27ppm
CO
AQI 41
Good
3.21μg/m³
PM2.5
14.61μg/m³
PM10
44.40ppb
O3
0.34ppb
SO2
1.45ppb
NO2
0.27ppm
CO
AQI 42
Good
3.03μg/m³
PM2.5
14.51μg/m³
PM10
44.90ppb
O3
0.33ppb
SO2
1.43ppb
NO2
0.27ppm
CO
AQI 41
Good
3.32μg/m³
PM2.5
15.01μg/m³
PM10
43.60ppb
O3
0.26ppb
SO2
1.44ppb
NO2
0.27ppm
CO
AQI 41
Good
3.32μg/m³
PM2.5
15.01μg/m³
PM10
43.70ppb
O3
0.27ppb
SO2
1.44ppb
NO2
0.27ppm
CO
AQI 40
Good
3.32μg/m³
PM2.5
15.02μg/m³
PM10
43.46ppb
O3
0.26ppb
SO2
1.44ppb
NO2
0.27ppm
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 Carlisle, Pennsylvania is updated every hour.
The worst air quality in Carlisle, Pennsylvania in the last 24 hours was observed at 09:00:00 on 2026-03-09.
In the last 24 hrs, the best air quality in Carlisle, Pennsylvania was observed at 01:00:00 on 2026-03-09.
The current air quality in Carlisle, Pennsylvania is 41, categorized as Good based on real-time data.
The most common pollutant in Carlisle, Pennsylvania is O3.
If the air quality in Carlisle, Pennsylvania is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Carlisle, Pennsylvania is 3.276 μg/m3.
The current PM10 concentration at Carlisle, Pennsylvania is 14.9 μg/m3.
The current carbon monoxide (CO) concentration at Carlisle, Pennsylvania is 0.268 ppm.
The current sulfur dioxide (SO2) concentration at Carlisle, Pennsylvania is 0.349 ppb.
The current ozone (O3) concentration at Carlisle, Pennsylvania is 44.294 ppm.
The current nitrogen dioxide (NO2) concentration at Carlisle, Pennsylvania is 1.473 ppb.
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