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)
52
Moderate
Baldwin Borough, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
42.72 μg/m³
0
55
155
255
425
605+
32.58 ppb
0
55
71
86
201
201+
2.73 ppb
0
36
76
186
605
1005+
22.42 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Baldwin Borough, Pennsylvania
Baldwin Borough, Pennsylvania
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AQI 43
Good
6.49μg/m³
PM2.5
29.27μg/m³
PM10
45.77ppb
O3
0.95ppb
SO2
10.00ppb
NO2
0.33ppm
CO
AQI 46
Good
6.70μg/m³
PM2.5
30.09μg/m³
PM10
50.02ppb
O3
0.96ppb
SO2
10.83ppb
NO2
0.33ppm
CO
AQI 42
Good
6.56μg/m³
PM2.5
28.08μg/m³
PM10
45.18ppb
O3
0.96ppb
SO2
9.82ppb
NO2
0.35ppm
CO
AQI 48
Good
6.25μg/m³
PM2.5
24.25μg/m³
PM10
51.60ppb
O3
0.96ppb
SO2
13.10ppb
NO2
0.35ppm
CO
AQI 42
Good
6.75μg/m³
PM2.5
30.41μg/m³
PM10
44.58ppb
O3
0.95ppb
SO2
10.09ppb
NO2
0.33ppm
CO
AQI 48
Good
6.87μg/m³
PM2.5
30.64μg/m³
PM10
51.51ppb
O3
0.97ppb
SO2
11.48ppb
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 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 10:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Baldwin Borough, Pennsylvania was observed at 10:00:00 on 2026-04-23.
As of now, the AQI in Baldwin Borough, Pennsylvania is 52, indicating Moderate 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 9.571 μg/m3.
The PM10 concentration in Baldwin Borough, Pennsylvania is 42.72 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Baldwin Borough, Pennsylvania is 0.354 ppm.
Currently, Baldwin Borough, Pennsylvania has a sulfur dioxide (SO2) concentration of 2.733 ppb.
The current ozone (O3) level in Baldwin Borough, Pennsylvania at the moment is 32.581 ppm.
Nitrogen dioxide (NO2) level in Baldwin Borough, Pennsylvania at the moment is 22.42 ppb.
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