Stay updated with real-time air quality in College, 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)
58
Moderate
College, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.09 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
58.89 μg/m³
0
55
155
255
425
605+
24.96 ppb
0
55
71
86
201
201+
0.61 ppb
0
36
76
186
605
1005+
5.95 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
College, Pennsylvania
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AQI 58
Moderate
13.09μg/m³
PM2.5
58.89μg/m³
PM10
24.96ppb
O3
0.61ppb
SO2
5.95ppb
NO2
0.36ppm
CO
AQI 58
Moderate
13.07μg/m³
PM2.5
58.76μg/m³
PM10
24.94ppb
O3
0.61ppb
SO2
5.95ppb
NO2
0.36ppm
CO
AQI 58
Moderate
13.00μg/m³
PM2.5
57.93μg/m³
PM10
24.35ppb
O3
0.61ppb
SO2
5.95ppb
NO2
0.36ppm
CO
AQI 58
Moderate
13.00μg/m³
PM2.5
59.01μg/m³
PM10
27.01ppb
O3
0.61ppb
SO2
6.08ppb
NO2
0.36ppm
CO
AQI 58
Moderate
13.03μg/m³
PM2.5
59.08μg/m³
PM10
27.08ppb
O3
0.62ppb
SO2
6.07ppb
NO2
0.36ppm
CO
AQI 38
Good
7.05μg/m³
PM2.5
31.14μg/m³
PM10
29.69ppb
O3
0.48ppb
SO2
4.88ppb
NO2
0.35ppm
CO
The air quality data for Pennsylvania, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for College, Pennsylvania are available every hour.
College, Pennsylvania experienced its worst air quality at 06:00:00, 2026-08-14.
The best air quality in College, Pennsylvania was observed at 06:00:00 on 2026-08-13.
The air quality in College, Pennsylvania right now is Moderate, with an AQI of 58.
In College, Pennsylvania, PM2.5 is the most frequently found pollutant.
When air quality in College, Pennsylvania is compromised, staying indoors and wearing a mask can reduce health risks.
College, Pennsylvania currently has a PM2.5 concentration of 13.086 μg/m3.
College, Pennsylvania currently has a PM10 concentration of 58.888 μg/m3.
The current carbon monoxide (CO) level in College, Pennsylvania is 0.359 ppm.
The current sulfur dioxide (SO2) concentration in College, Pennsylvania is 0.614 ppb.
College, Pennsylvania currently has an ozone (O3) concentration of 24.96 ppm.
The current level of nitrogen dioxide (NO2) in College, Pennsylvania is 5.947 ppb.
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