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)
44
Good
Richmond, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.64 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.34 μg/m³
0
55
155
255
425
605+
37.90 ppb
0
55
71
86
201
201+
1.73 ppb
0
36
76
186
605
1005+
5.28 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Richmond, Indiana
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AQI 49
Good
9.05μg/m³
PM2.5
37.10μg/m³
PM10
36.99ppb
O3
1.71ppb
SO2
5.41ppb
NO2
0.22ppm
CO
AQI 49
Good
8.63μg/m³
PM2.5
32.78μg/m³
PM10
38.95ppb
O3
1.69ppb
SO2
4.77ppb
NO2
0.16ppm
CO
AQI 49
Good
9.43μg/m³
PM2.5
36.56μg/m³
PM10
36.96ppb
O3
1.84ppb
SO2
5.14ppb
NO2
0.20ppm
CO
AQI 49
Good
9.20μg/m³
PM2.5
33.57μg/m³
PM10
38.36ppb
O3
1.51ppb
SO2
5.15ppb
NO2
0.22ppm
CO
AQI 52
Moderate
9.97μg/m³
PM2.5
32.64μg/m³
PM10
37.00ppb
O3
1.71ppb
SO2
4.88ppb
NO2
0.18ppm
CO
AQI 52
Moderate
9.76μg/m³
PM2.5
24.10μg/m³
PM10
36.60ppb
O3
1.70ppb
SO2
4.84ppb
NO2
0.18ppm
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 06:00:00 on 2026-06-09.
In the last 24 hours, the best air quality in Richmond, Indiana was observed at 06:00:00 on 2026-06-09.
As of now, the AQI in Richmond, Indiana is 44, indicating Good conditions.
Richmond, Indiana air has the highest levels of PM2.5.
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 7.639 μg/m3.
The PM10 concentration in Richmond, Indiana is 25.34 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Richmond, Indiana is 0.15 ppm.
Currently, Richmond, Indiana has a sulfur dioxide (SO2) concentration of 1.726 ppb.
The current ozone (O3) level in Richmond, Indiana at the moment is 37.898 ppm.
Nitrogen dioxide (NO2) level in Richmond, Indiana at the moment is 5.282 ppb.
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