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)
64
Moderate
West Hempfield, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
15.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
58.90 μg/m³
0
55
155
255
425
605+
26.30 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
17.62 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 49
Good
9.44μg/m³
PM2.5
39.29μg/m³
PM10
19.25ppb
O3
0.49ppb
SO2
17.19ppb
NO2
0.36ppm
CO
AQI 54
Moderate
11.33μg/m³
PM2.5
39.05μg/m³
PM10
22.03ppb
O3
0.48ppb
SO2
17.04ppb
NO2
0.35ppm
CO
AQI 49
Good
9.46μg/m³
PM2.5
40.89μg/m³
PM10
21.37ppb
O3
0.49ppb
SO2
18.41ppb
NO2
0.33ppm
CO
AQI 49
Good
9.41μg/m³
PM2.5
39.21μg/m³
PM10
20.25ppb
O3
0.48ppb
SO2
17.13ppb
NO2
0.35ppm
CO
AQI 62
Moderate
15.49μg/m³
PM2.5
68.46μg/m³
PM10
19.18ppb
O3
0.51ppb
SO2
18.65ppb
NO2
0.33ppm
CO
AQI 62
Moderate
15.14μg/m³
PM2.5
66.86μg/m³
PM10
19.69ppb
O3
0.56ppb
SO2
18.70ppb
NO2
0.33ppm
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 2026-03-11.
In the last 24 hours, the best air quality in West Hempfield, Pennsylvania was observed at 01:00:00 on 2026-03-11.
As of now, the AQI in West Hempfield, Pennsylvania is 64, indicating Moderate 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 15.815 μg/m3.
The PM10 concentration in West Hempfield, Pennsylvania is 58.896 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in West Hempfield, Pennsylvania is 0.317 ppm.
Currently, West Hempfield, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.527 ppb.
The current ozone (O3) level in West Hempfield, Pennsylvania at the moment is 26.301 ppm.
Nitrogen dioxide (NO2) level in West Hempfield, Pennsylvania at the moment is 17.619 ppb.
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