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

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.82 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.32 μg/m³
0
55
155
255
425
605+
21.46 ppb
0
55
71
86
201
201+
0.75 ppb
0
36
76
186
605
1005+
5.11 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Greenwood, Indiana
Greenwood, Indiana
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AQI 33
Good
6.26μg/m³
PM2.5
19.70μg/m³
PM10
16.25ppb
O3
0.70ppb
SO2
5.08ppb
NO2
0.24ppm
CO
AQI 33
Good
6.32μg/m³
PM2.5
24.14μg/m³
PM10
21.44ppb
O3
0.88ppb
SO2
5.39ppb
NO2
0.23ppm
CO
AQI 33
Good
6.15μg/m³
PM2.5
22.46μg/m³
PM10
19.59ppb
O3
0.70ppb
SO2
5.14ppb
NO2
0.24ppm
CO
AQI 33
Good
6.32μg/m³
PM2.5
26.10μg/m³
PM10
21.22ppb
O3
0.84ppb
SO2
5.40ppb
NO2
0.23ppm
CO
AQI 33
Good
6.11μg/m³
PM2.5
26.29μg/m³
PM10
21.65ppb
O3
0.73ppb
SO2
5.38ppb
NO2
0.22ppm
CO
AQI 38
Good
6.82μg/m³
PM2.5
28.08μg/m³
PM10
23.23ppb
O3
0.99ppb
SO2
5.38ppb
NO2
0.23ppm
CO
Air quality measurements for Indiana, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Greenwood, Indiana is updated on an hourly basis.
The worst air quality in Greenwood, Indiana was recorded at 03:00:00 on 2026-09-07.
The best air quality in Greenwood, Indiana was recorded at 02:00:00 on 2026-09-06.
The real-time air quality index in Greenwood, Indiana is 33, currently categorized as Good.
The most common pollutant in Greenwood, Indiana is PM2.5.
If the air quality in Greenwood, Indiana is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Greenwood, Indiana at present are 5.818 μg/m3.
The current PM10 levels in Greenwood, Indiana are 20.315 μg/m3.
The current carbon monoxide (CO) level in Greenwood, Indiana is 0.241 ppm.
The current sulfur dioxide (SO2) levels in Greenwood, Indiana are 0.751 ppb.
The current ozone (O3) levels at Greenwood, Indiana is 21.457 ppm.
The current nitrogen dioxide (NO2) levels at Greenwood, Indiana is 5.114 ppb.
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