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)
35
Good
Baldwin Borough, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.11 μg/m³
0
55
155
255
425
605+
38.31 ppb
0
55
71
86
201
201+
0.93 ppb
0
36
76
186
605
1005+
4.42 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Baldwin Borough, Pennsylvania
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AQI 35
Good
2.50μg/m³
PM2.5
10.36μg/m³
PM10
38.39ppb
O3
1.62ppb
SO2
3.18ppb
NO2
0.20ppm
CO
AQI 37
Good
2.71μg/m³
PM2.5
11.40μg/m³
PM10
39.50ppb
O3
1.50ppb
SO2
3.50ppb
NO2
0.18ppm
CO
AQI 39
Good
2.70μg/m³
PM2.5
11.37μg/m³
PM10
42.10ppb
O3
2.05ppb
SO2
4.23ppb
NO2
0.19ppm
CO
AQI 36
Good
2.44μg/m³
PM2.5
10.11μg/m³
PM10
38.72ppb
O3
2.16ppb
SO2
3.13ppb
NO2
0.19ppm
CO
AQI 36
Good
2.41μg/m³
PM2.5
9.89μg/m³
PM10
38.61ppb
O3
1.91ppb
SO2
3.03ppb
NO2
0.21ppm
CO
AQI 37
Good
2.93μg/m³
PM2.5
12.56μg/m³
PM10
40.21ppb
O3
1.09ppb
SO2
3.74ppb
NO2
0.18ppm
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 01:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Baldwin Borough, Pennsylvania was observed at 02:00:00 on 2026-03-09.
As of now, the AQI in Baldwin Borough, Pennsylvania is 35, indicating Good conditions.
Baldwin Borough, Pennsylvania air has the highest levels of O3.
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 2.693 μg/m3.
The PM10 concentration in Baldwin Borough, Pennsylvania is 11.107 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Baldwin Borough, Pennsylvania is 0.216 ppm.
Currently, Baldwin Borough, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.931 ppb.
The current ozone (O3) level in Baldwin Borough, Pennsylvania at the moment is 38.312 ppm.
Nitrogen dioxide (NO2) level in Baldwin Borough, Pennsylvania at the moment is 4.416 ppb.
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