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)
33
Good
Richmond, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.86 μg/m³
0
55
155
255
425
605+
22.71 ppb
0
55
71
86
201
201+
1.01 ppb
0
36
76
186
605
1005+
19.15 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Richmond, Indiana
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AQI 27
Good
4.73μg/m³
PM2.5
18.56μg/m³
PM10
20.32ppb
O3
0.60ppb
SO2
11.29ppb
NO2
0.29ppm
CO
AQI 60
Moderate
14.34μg/m³
PM2.5
46.53μg/m³
PM10
24.96ppb
O3
0.44ppb
SO2
14.60ppb
NO2
0.22ppm
CO
AQI 33
Good
6.22μg/m³
PM2.5
22.28μg/m³
PM10
19.48ppb
O3
0.45ppb
SO2
18.24ppb
NO2
0.27ppm
CO
AQI 27
Good
4.92μg/m³
PM2.5
20.28μg/m³
PM10
20.01ppb
O3
0.64ppb
SO2
12.02ppb
NO2
0.29ppm
CO
AQI 64
Moderate
15.85μg/m³
PM2.5
66.02μg/m³
PM10
8.88ppb
O3
0.54ppb
SO2
18.61ppb
NO2
0.26ppm
CO
AQI 64
Moderate
15.84μg/m³
PM2.5
68.39μg/m³
PM10
8.76ppb
O3
0.54ppb
SO2
18.61ppb
NO2
0.26ppm
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 02:00:00 on 2026-10-06.
In the last 24 hours, the best air quality in Richmond, Indiana was observed at 03:00:00 on 2026-10-07.
As of now, the AQI in Richmond, Indiana is 33, 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 5.747 μg/m3.
The PM10 concentration in Richmond, Indiana is 20.452 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Richmond, Indiana is 0.204 ppm.
Currently, Richmond, Indiana has a sulfur dioxide (SO2) concentration of 0.349 ppb.
The current ozone (O3) level in Richmond, Indiana at the moment is 14.577 ppm.
Nitrogen dioxide (NO2) level in Richmond, Indiana at the moment is 13.275 ppb.
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