Stay updated with real-time air quality in West Hempfield, 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
West Hempfield, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.01 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
46.90 μg/m³
0
55
155
255
425
605+
9.46 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
8.67 ppb
0
54
101
361
1250
2050+
0.38 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
West Hempfield, Pennsylvania
West Hempfield, Pennsylvania
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AQI 44
Good
8.49μg/m³
PM2.5
38.54μg/m³
PM10
9.80ppb
O3
0.28ppb
SO2
5.90ppb
NO2
0.32ppm
CO
AQI 44
Good
8.33μg/m³
PM2.5
37.41μg/m³
PM10
12.01ppb
O3
0.27ppb
SO2
5.90ppb
NO2
0.32ppm
CO
AQI 44
Good
8.33μg/m³
PM2.5
32.86μg/m³
PM10
9.70ppb
O3
0.29ppb
SO2
5.87ppb
NO2
0.25ppm
CO
AQI 44
Good
8.44μg/m³
PM2.5
37.93μg/m³
PM10
16.57ppb
O3
0.27ppb
SO2
5.91ppb
NO2
0.32ppm
CO
AQI 49
Good
9.18μg/m³
PM2.5
41.51μg/m³
PM10
5.21ppb
O3
0.28ppb
SO2
5.95ppb
NO2
0.25ppm
CO
AQI 49
Good
8.70μg/m³
PM2.5
39.38μg/m³
PM10
5.90ppb
O3
0.28ppb
SO2
6.09ppb
NO2
0.25ppm
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 West Hempfield, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in West Hempfield, Pennsylvania was at its worst at 09:00:00 on 2026-08-06.
In the last 24 hours, the best air quality in West Hempfield, Pennsylvania was observed at 12:00:00 on 2026-08-06.
As of now, the AQI in West Hempfield, Pennsylvania is 44, indicating Good conditions.
West Hempfield, Pennsylvania air has the highest levels of PM2.5.
Poor air quality in West Hempfield, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in West Hempfield, Pennsylvania are currently 8.327 μg/m3.
The PM10 concentration in West Hempfield, Pennsylvania is 37.407 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in West Hempfield, Pennsylvania is 0.32 ppm.
Currently, West Hempfield, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.273 ppb.
The current ozone (O3) level in West Hempfield, Pennsylvania at the moment is 12.011 ppm.
Nitrogen dioxide (NO2) level in West Hempfield, Pennsylvania at the moment is 5.901 ppb.
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