Stay updated with real-time air quality in Baldwin Borough, 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)
56
Moderate
Baldwin Borough, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.29 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
55.10 μg/m³
0
55
155
255
425
605+
41.55 ppb
0
55
71
86
201
201+
1.07 ppb
0
36
76
186
605
1005+
3.54 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Baldwin Borough, Pennsylvania
Baldwin Borough, Pennsylvania
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AQI 49
Good
9.26μg/m³
PM2.5
41.09μg/m³
PM10
27.70ppb
O3
1.04ppb
SO2
10.58ppb
NO2
0.28ppm
CO
AQI 49
Good
9.02μg/m³
PM2.5
39.91μg/m³
PM10
28.43ppb
O3
1.07ppb
SO2
10.63ppb
NO2
0.29ppm
CO
AQI 44
Good
8.34μg/m³
PM2.5
34.39μg/m³
PM10
30.12ppb
O3
1.06ppb
SO2
10.38ppb
NO2
0.28ppm
CO
AQI 49
Good
9.13μg/m³
PM2.5
40.15μg/m³
PM10
22.45ppb
O3
1.04ppb
SO2
10.15ppb
NO2
0.28ppm
CO
AQI 49
Good
9.06μg/m³
PM2.5
40.24μg/m³
PM10
26.57ppb
O3
1.02ppb
SO2
10.40ppb
NO2
0.28ppm
CO
AQI 49
Good
9.14μg/m³
PM2.5
40.56μg/m³
PM10
29.92ppb
O3
1.08ppb
SO2
10.30ppb
NO2
0.29ppm
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 Baldwin Borough, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in Baldwin Borough, Pennsylvania was at its worst at 02:00:00 on 2026-08-11.
In the last 24 hours, the best air quality in Baldwin Borough, Pennsylvania was observed at 06:00:00 on 2026-08-11.
As of now, the AQI in Baldwin Borough, Pennsylvania is 49, indicating Good conditions.
Baldwin Borough, Pennsylvania air has the highest levels of PM2.5.
Poor air quality in Baldwin Borough, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Baldwin Borough, Pennsylvania are currently 9.259 μg/m3.
The PM10 concentration in Baldwin Borough, Pennsylvania is 41.086 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Baldwin Borough, Pennsylvania is 0.285 ppm.
Currently, Baldwin Borough, Pennsylvania has a sulfur dioxide (SO2) concentration of 1.036 ppb.
The current ozone (O3) level in Baldwin Borough, Pennsylvania at the moment is 27.702 ppm.
Nitrogen dioxide (NO2) level in Baldwin Borough, Pennsylvania at the moment is 10.576 ppb.
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