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)
43
Good
West Hempfield, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.24 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.80 μg/m³
0
55
155
255
425
605+
45.68 ppb
0
55
71
86
201
201+
0.34 ppb
0
36
76
186
605
1005+
2.56 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
West Hempfield, Pennsylvania
West Hempfield, Pennsylvania
Scroll To Air Quality MapLoading...
AQI 43
Good
3.44μg/m³
PM2.5
13.94μg/m³
PM10
45.79ppb
O3
0.35ppb
SO2
2.57ppb
NO2
0.16ppm
CO
AQI 43
Good
3.24μg/m³
PM2.5
14.80μg/m³
PM10
45.68ppb
O3
0.34ppb
SO2
2.56ppb
NO2
0.17ppm
CO
AQI 43
Good
3.64μg/m³
PM2.5
16.99μg/m³
PM10
45.72ppb
O3
0.35ppb
SO2
2.35ppb
NO2
0.16ppm
CO
AQI 44
Good
3.23μg/m³
PM2.5
14.78μg/m³
PM10
47.76ppb
O3
0.34ppb
SO2
2.56ppb
NO2
0.18ppm
CO
AQI 44
Good
3.98μg/m³
PM2.5
17.87μg/m³
PM10
46.91ppb
O3
0.35ppb
SO2
2.52ppb
NO2
0.14ppm
CO
AQI 44
Good
3.89μg/m³
PM2.5
17.44μg/m³
PM10
46.50ppb
O3
0.36ppb
SO2
2.61ppb
NO2
0.14ppm
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 12:00:00 on 2026-06-20.
In the last 24 hours, the best air quality in West Hempfield, Pennsylvania was observed at 09:00:00 on 2026-06-20.
As of now, the AQI in West Hempfield, Pennsylvania is 43, indicating Good conditions.
West Hempfield, Pennsylvania air has the highest levels of O3.
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 3.238 μg/m3.
The PM10 concentration in West Hempfield, Pennsylvania is 14.796 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in West Hempfield, Pennsylvania is 0.175 ppm.
Currently, West Hempfield, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.343 ppb.
The current ozone (O3) level in West Hempfield, Pennsylvania at the moment is 45.683 ppm.
Nitrogen dioxide (NO2) level in West Hempfield, Pennsylvania at the moment is 2.561 ppb.
All Rights Reserved © Ambee Inc. 2025