Stay updated with real-time air quality in Hempfield Township, 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)
40
Good
Hempfield Township, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.98 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.68 μg/m³
0
55
155
255
425
605+
43.06 ppb
0
55
71
86
201
201+
0.99 ppb
0
36
76
186
605
1005+
2.28 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Hempfield Township, Pennsylvania
Hempfield Township, Pennsylvania
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AQI 40
Good
3.98μg/m³
PM2.5
17.68μg/m³
PM10
43.06ppb
O3
0.99ppb
SO2
2.28ppb
NO2
0.15ppm
CO
AQI 39
Good
3.82μg/m³
PM2.5
17.08μg/m³
PM10
42.13ppb
O3
0.97ppb
SO2
1.96ppb
NO2
0.14ppm
CO
AQI 39
Good
3.83μg/m³
PM2.5
17.17μg/m³
PM10
42.20ppb
O3
0.96ppb
SO2
1.96ppb
NO2
0.14ppm
CO
AQI 39
Good
4.43μg/m³
PM2.5
19.67μg/m³
PM10
41.94ppb
O3
1.03ppb
SO2
2.87ppb
NO2
0.19ppm
CO
AQI 39
Good
4.25μg/m³
PM2.5
19.29μg/m³
PM10
41.69ppb
O3
1.02ppb
SO2
2.85ppb
NO2
0.15ppm
CO
AQI 38
Good
4.39μg/m³
PM2.5
19.79μg/m³
PM10
41.26ppb
O3
1.03ppb
SO2
2.88ppb
NO2
0.15ppm
CO
Air quality data and pollutant measurements for Pennsylvania, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Hempfield Township, Pennsylvania is updated every hour.
The worst air quality in Hempfield Township, Pennsylvania in the last 24 hours was observed at 10:00:00 on 2026-07-23.
In the last 24 hrs, the best air quality in Hempfield Township, Pennsylvania was observed at 03:00:00 on 2026-07-23.
The current air quality in Hempfield Township, Pennsylvania is 40, categorized as Good based on real-time data.
The most common pollutant in Hempfield Township, Pennsylvania is O3.
If the air quality in Hempfield Township, Pennsylvania is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Hempfield Township, Pennsylvania is 3.976 μg/m3.
The current PM10 concentration at Hempfield Township, Pennsylvania is 17.684 μg/m3.
The current carbon monoxide (CO) concentration at Hempfield Township, Pennsylvania is 0.153 ppm.
The current sulfur dioxide (SO2) concentration at Hempfield Township, Pennsylvania is 0.995 ppb.
The current ozone (O3) concentration at Hempfield Township, Pennsylvania is 43.062 ppm.
The current nitrogen dioxide (NO2) concentration at Hempfield Township, Pennsylvania is 2.28 ppb.
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