Stay updated with real-time air quality in Chestnuthill, 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)
36
Good
Chestnuthill, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.95 μg/m³
0
55
155
255
425
605+
39.14 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
3.40 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Chestnuthill, Pennsylvania
Chestnuthill, Pennsylvania
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AQI 38
Good
4.30μg/m³
PM2.5
15.78μg/m³
PM10
40.55ppb
O3
0.69ppb
SO2
6.54ppb
NO2
0.34ppm
CO
AQI 39
Good
3.61μg/m³
PM2.5
15.77μg/m³
PM10
42.24ppb
O3
0.68ppb
SO2
8.11ppb
NO2
0.34ppm
CO
AQI 37
Good
4.11μg/m³
PM2.5
19.17μg/m³
PM10
40.21ppb
O3
0.69ppb
SO2
6.45ppb
NO2
0.34ppm
CO
AQI 37
Good
4.11μg/m³
PM2.5
19.17μg/m³
PM10
40.21ppb
O3
0.69ppb
SO2
6.45ppb
NO2
0.34ppm
CO
AQI 40
Good
3.69μg/m³
PM2.5
15.96μg/m³
PM10
42.77ppb
O3
0.67ppb
SO2
8.59ppb
NO2
0.34ppm
CO
AQI 40
Good
3.70μg/m³
PM2.5
16.01μg/m³
PM10
42.80ppb
O3
0.67ppb
SO2
8.43ppb
NO2
0.34ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Chestnuthill, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Chestnuthill, Pennsylvania was at its worst at 12:00:00 on 2026-01-24.
In the last 24 hours, the best air quality in Chestnuthill, Pennsylvania was observed at 01:00:00 on 2026-01-23.
As of now, the AQI in Chestnuthill, Pennsylvania is 38, indicating Good conditions.
Chestnuthill, Pennsylvania air has the highest levels of O3.
Poor air quality in Chestnuthill, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Chestnuthill, Pennsylvania are currently 4.297 μg/m3.
The PM10 concentration in Chestnuthill, Pennsylvania is 15.781 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Chestnuthill, Pennsylvania is 0.337 ppm.
Currently, Chestnuthill, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.686 ppb.
The current ozone (O3) level in Chestnuthill, Pennsylvania at the moment is 40.546 ppm.
Nitrogen dioxide (NO2) level in Chestnuthill, Pennsylvania at the moment is 6.539 ppb.
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