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)
30
Good
College, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.16 μg/m³
0
55
155
255
425
605+
32.30 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
3.29 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
College, Pennsylvania
Scroll To Air Quality MapLoading...
AQI 28
Good
2.70μg/m³
PM2.5
11.08μg/m³
PM10
30.42ppb
O3
0.31ppb
SO2
3.69ppb
NO2
0.13ppm
CO
AQI 29
Good
2.70μg/m³
PM2.5
11.16μg/m³
PM10
30.83ppb
O3
0.32ppb
SO2
3.69ppb
NO2
0.13ppm
CO
AQI 32
Good
2.72μg/m³
PM2.5
12.00μg/m³
PM10
34.92ppb
O3
0.32ppb
SO2
3.67ppb
NO2
0.13ppm
CO
AQI 33
Good
2.40μg/m³
PM2.5
10.03μg/m³
PM10
35.99ppb
O3
0.47ppb
SO2
3.54ppb
NO2
0.11ppm
CO
AQI 33
Good
2.46μg/m³
PM2.5
10.30μg/m³
PM10
36.12ppb
O3
0.49ppb
SO2
3.54ppb
NO2
0.12ppm
CO
AQI 33
Good
3.05μg/m³
PM2.5
12.35μg/m³
PM10
35.83ppb
O3
0.23ppb
SO2
5.92ppb
NO2
0.14ppm
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 07:00:00, 2026-10-22.
The best air quality in College, Pennsylvania was observed at 05:00:00 on 2026-10-22.
The air quality in College, Pennsylvania right now is Good, with an AQI of 30.
In College, Pennsylvania, O3 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 2.806 μg/m3.
College, Pennsylvania currently has a PM10 concentration of 12.165 μg/m3.
The current carbon monoxide (CO) level in College, Pennsylvania is 0.131 ppm.
The current sulfur dioxide (SO2) concentration in College, Pennsylvania is 0.316 ppb.
College, Pennsylvania currently has an ozone (O3) concentration of 32.297 ppm.
The current level of nitrogen dioxide (NO2) in College, Pennsylvania is 3.292 ppb.
All Rights Reserved © Ambee Inc. 2025