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)
33
Good
West Hempfield, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.06 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.31 μg/m³
0
55
155
255
425
605+
21.19 ppb
0
55
71
86
201
201+
0.72 ppb
0
36
76
186
605
1005+
18.40 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
West Hempfield, Pennsylvania
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AQI 33
Good
6.17μg/m³
PM2.5
29.60μg/m³
PM10
28.54ppb
O3
0.73ppb
SO2
21.99ppb
NO2
0.33ppm
CO
AQI 33
Good
6.06μg/m³
PM2.5
29.31μg/m³
PM10
21.19ppb
O3
0.72ppb
SO2
18.40ppb
NO2
0.32ppm
CO
AQI 33
Good
6.27μg/m³
PM2.5
30.09μg/m³
PM10
24.95ppb
O3
0.74ppb
SO2
22.05ppb
NO2
0.24ppm
CO
AQI 33
Good
5.95μg/m³
PM2.5
28.84μg/m³
PM10
28.73ppb
O3
0.72ppb
SO2
18.41ppb
NO2
0.33ppm
CO
AQI 30
Good
5.05μg/m³
PM2.5
22.22μg/m³
PM10
31.74ppb
O3
0.74ppb
SO2
20.71ppb
NO2
0.25ppm
CO
AQI 28
Good
5.27μg/m³
PM2.5
23.22μg/m³
PM10
30.37ppb
O3
0.75ppb
SO2
20.49ppb
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 12:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in West Hempfield, Pennsylvania was observed at 01:00:00 on 2026-03-10.
As of now, the AQI in West Hempfield, Pennsylvania is 33, 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 6.064 μg/m3.
The PM10 concentration in West Hempfield, Pennsylvania is 29.312 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in West Hempfield, Pennsylvania is 0.324 ppm.
Currently, West Hempfield, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.719 ppb.
The current ozone (O3) level in West Hempfield, Pennsylvania at the moment is 21.19 ppm.
Nitrogen dioxide (NO2) level in West Hempfield, Pennsylvania at the moment is 18.401 ppb.
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