Stay updated with real-time air quality in Hopkinsville, Kentucky 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
Hopkinsville, Kentucky
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.73 μg/m³
0
55
155
255
425
605+
35.84 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
4.45 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Hopkinsville, Kentucky
Hopkinsville, Kentucky
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AQI 31
Good
3.67μg/m³
PM2.5
16.14μg/m³
PM10
32.87ppb
O3
0.84ppb
SO2
4.79ppb
NO2
0.23ppm
CO
AQI 31
Good
3.69μg/m³
PM2.5
16.14μg/m³
PM10
32.81ppb
O3
0.84ppb
SO2
4.88ppb
NO2
0.23ppm
CO
AQI 27
Good
4.43μg/m³
PM2.5
23.45μg/m³
PM10
28.67ppb
O3
0.81ppb
SO2
4.59ppb
NO2
0.23ppm
CO
AQI 33
Good
5.62μg/m³
PM2.5
23.69μg/m³
PM10
32.21ppb
O3
0.83ppb
SO2
6.63ppb
NO2
0.23ppm
CO
AQI 28
Good
3.59μg/m³
PM2.5
19.48μg/m³
PM10
29.78ppb
O3
0.81ppb
SO2
3.11ppb
NO2
0.21ppm
CO
AQI 31
Good
4.36μg/m³
PM2.5
22.43μg/m³
PM10
32.99ppb
O3
0.84ppb
SO2
6.53ppb
NO2
0.24ppm
CO
Air quality data and pollutant measurements for Kentucky, 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 Hopkinsville, Kentucky is updated every hour.
The worst air quality in Hopkinsville, Kentucky in the last 24 hours was observed at 03:00:00 on 2025-10-21.
In the last 24 hrs, the best air quality in Hopkinsville, Kentucky was observed at 06:00:00 on 2025-10-20.
The current air quality in Hopkinsville, Kentucky is 31, categorized as Good based on real-time data.
The most common pollutant in Hopkinsville, Kentucky is O3.
If the air quality in Hopkinsville, Kentucky is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Hopkinsville, Kentucky is 4.088 μg/m3.
The current PM10 concentration at Hopkinsville, Kentucky is 18.341 μg/m3.
The current carbon monoxide (CO) concentration at Hopkinsville, Kentucky is 0.155 ppm.
The current sulfur dioxide (SO2) concentration at Hopkinsville, Kentucky is 0.816 ppb.
The current ozone (O3) concentration at Hopkinsville, Kentucky is 32.818 ppm.
The current nitrogen dioxide (NO2) concentration at Hopkinsville, Kentucky is 3.598 ppb.
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