Stay updated with real-time air quality in Harker Heights, Texas 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)
30
Good
Harker Heights, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.91 μg/m³
0
55
155
255
425
605+
14.94 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
7.16 ppb
0
54
101
361
1250
2050+
0.39 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Harker Heights, Texas
Harker Heights, Texas
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AQI 27
Good
5.48μg/m³
PM2.5
21.66μg/m³
PM10
15.92ppb
O3
0.73ppb
SO2
6.58ppb
NO2
0.39ppm
CO
AQI 27
Good
5.40μg/m³
PM2.5
21.51μg/m³
PM10
15.75ppb
O3
0.73ppb
SO2
6.57ppb
NO2
0.39ppm
CO
AQI 22
Good
4.29μg/m³
PM2.5
18.61μg/m³
PM10
15.84ppb
O3
0.73ppb
SO2
6.56ppb
NO2
0.39ppm
CO
AQI 27
Good
5.49μg/m³
PM2.5
21.04μg/m³
PM10
18.69ppb
O3
0.73ppb
SO2
6.62ppb
NO2
0.39ppm
CO
AQI 22
Good
4.27μg/m³
PM2.5
18.60μg/m³
PM10
15.77ppb
O3
0.73ppb
SO2
6.56ppb
NO2
0.39ppm
CO
AQI 27
Good
5.29μg/m³
PM2.5
27.64μg/m³
PM10
20.04ppb
O3
0.73ppb
SO2
6.70ppb
NO2
0.39ppm
CO
Air quality data and pollutant measurements for Texas, 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 Harker Heights, Texas is updated every hour.
The worst air quality in Harker Heights, Texas in the last 24 hours was observed at 05:00:00 on 2026-09-06.
In the last 24 hrs, the best air quality in Harker Heights, Texas was observed at 11:00:00 on 2026-09-07.
The current air quality in Harker Heights, Texas is 30, categorized as Good based on real-time data.
The most common pollutant in Harker Heights, Texas is PM10.
If the air quality in Harker Heights, Texas is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Harker Heights, Texas is 3.796 μg/m3.
The current PM10 concentration at Harker Heights, Texas is 31.914 μg/m3.
The current carbon monoxide (CO) concentration at Harker Heights, Texas is 0.389 ppm.
The current sulfur dioxide (SO2) concentration at Harker Heights, Texas is 0.745 ppb.
The current ozone (O3) concentration at Harker Heights, Texas is 14.939 ppm.
The current nitrogen dioxide (NO2) concentration at Harker Heights, Texas is 7.163 ppb.
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