Stay updated with real-time air quality in Richmond, Indiana 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)
50
Good
Richmond, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.44 μg/m³
0
55
155
255
425
605+
54.49 ppb
0
55
71
86
201
201+
0.79 ppb
0
36
76
186
605
1005+
10.36 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Richmond, Indiana
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AQI 52
Moderate
9.52μg/m³
PM2.5
25.62μg/m³
PM10
49.50ppb
O3
1.56ppb
SO2
9.62ppb
NO2
0.26ppm
CO
AQI 49
Good
9.12μg/m³
PM2.5
29.21μg/m³
PM10
50.34ppb
O3
1.28ppb
SO2
10.81ppb
NO2
0.24ppm
CO
AQI 50
Good
7.46μg/m³
PM2.5
30.20μg/m³
PM10
53.80ppb
O3
1.48ppb
SO2
12.18ppb
NO2
0.27ppm
CO
AQI 52
Moderate
9.77μg/m³
PM2.5
39.22μg/m³
PM10
48.46ppb
O3
1.29ppb
SO2
8.59ppb
NO2
0.26ppm
CO
AQI 44
Good
7.28μg/m³
PM2.5
30.87μg/m³
PM10
47.33ppb
O3
1.97ppb
SO2
12.52ppb
NO2
0.26ppm
CO
AQI 44
Good
7.24μg/m³
PM2.5
31.51μg/m³
PM10
47.16ppb
O3
2.08ppb
SO2
12.88ppb
NO2
0.27ppm
CO
Air quality and pollutant data for Indiana, 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 Richmond, Indiana is updated every hour for accuracy.
In the past 24 hours, the air quality in Richmond, Indiana was at its worst at 05:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Richmond, Indiana was observed at 12:00:00 on 2026-10-22.
As of now, the AQI in Richmond, Indiana is 50, indicating Good conditions.
Richmond, Indiana air has the highest levels of O3.
Poor air quality in Richmond, Indiana means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Richmond, Indiana are currently 8.611 μg/m3.
The PM10 concentration in Richmond, Indiana is 28.437 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Richmond, Indiana is 0.236 ppm.
Currently, Richmond, Indiana has a sulfur dioxide (SO2) concentration of 0.785 ppb.
The current ozone (O3) level in Richmond, Indiana at the moment is 54.494 ppm.
Nitrogen dioxide (NO2) level in Richmond, Indiana at the moment is 10.363 ppb.
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