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)
29
Good
Hempfield Township, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.75 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.69 μg/m³
0
55
155
255
425
605+
31.39 ppb
0
55
71
86
201
201+
1.41 ppb
0
36
76
186
605
1005+
4.77 ppb
0
54
101
361
1250
2050+
0.18 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 29
Good
3.75μg/m³
PM2.5
16.69μg/m³
PM10
31.39ppb
O3
1.41ppb
SO2
4.77ppb
NO2
0.18ppm
CO
AQI 31
Good
3.79μg/m³
PM2.5
16.96μg/m³
PM10
32.81ppb
O3
1.36ppb
SO2
4.84ppb
NO2
0.18ppm
CO
AQI 31
Good
3.78μg/m³
PM2.5
16.90μg/m³
PM10
32.81ppb
O3
1.35ppb
SO2
4.82ppb
NO2
0.18ppm
CO
AQI 27
Good
3.71μg/m³
PM2.5
16.35μg/m³
PM10
29.41ppb
O3
1.50ppb
SO2
4.62ppb
NO2
0.18ppm
CO
AQI 27
Good
3.79μg/m³
PM2.5
17.04μg/m³
PM10
29.42ppb
O3
1.47ppb
SO2
4.65ppb
NO2
0.18ppm
CO
AQI 26
Good
3.73μg/m³
PM2.5
16.36μg/m³
PM10
28.44ppb
O3
1.47ppb
SO2
4.63ppb
NO2
0.18ppm
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 02:00:00 on 2026-01-22.
In the last 24 hrs, the best air quality in Hempfield Township, Pennsylvania was observed at 04:00:00 on 2026-01-23.
The current air quality in Hempfield Township, Pennsylvania is 29, 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 3.752 μg/m3.
The current PM10 concentration at Hempfield Township, Pennsylvania is 16.687 μg/m3.
The current carbon monoxide (CO) concentration at Hempfield Township, Pennsylvania is 0.178 ppm.
The current sulfur dioxide (SO2) concentration at Hempfield Township, Pennsylvania is 1.408 ppb.
The current ozone (O3) concentration at Hempfield Township, Pennsylvania is 31.386 ppm.
The current nitrogen dioxide (NO2) concentration at Hempfield Township, Pennsylvania is 4.772 ppb.
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