Stay updated with real-time air quality in Madison, 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)
52
Moderate
Madison, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.15 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
38.58 μg/m³
0
55
155
255
425
605+
16.93 ppb
0
55
71
86
201
201+
0.85 ppb
0
36
76
186
605
1005+
8.20 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Madison, Indiana
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AQI 49
Good
9.14μg/m³
PM2.5
26.89μg/m³
PM10
28.44ppb
O3
0.72ppb
SO2
6.62ppb
NO2
0.15ppm
CO
AQI 52
Moderate
10.05μg/m³
PM2.5
37.20μg/m³
PM10
21.38ppb
O3
0.63ppb
SO2
7.37ppb
NO2
0.13ppm
CO
AQI 52
Moderate
10.38μg/m³
PM2.5
39.57μg/m³
PM10
14.80ppb
O3
0.82ppb
SO2
7.90ppb
NO2
0.20ppm
CO
AQI 52
Moderate
10.28μg/m³
PM2.5
21.05μg/m³
PM10
22.90ppb
O3
0.59ppb
SO2
6.51ppb
NO2
0.11ppm
CO
AQI 56
Moderate
11.90μg/m³
PM2.5
52.77μg/m³
PM10
18.54ppb
O3
0.63ppb
SO2
7.24ppb
NO2
0.12ppm
CO
AQI 52
Moderate
9.73μg/m³
PM2.5
18.27μg/m³
PM10
23.48ppb
O3
0.52ppb
SO2
5.02ppb
NO2
0.10ppm
CO
The air quality data for Indiana, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Madison, Indiana are available every hour.
Madison, Indiana experienced its worst air quality at 08:00:00, 2026-06-07.
The best air quality in Madison, Indiana was observed at 03:00:00 on 2026-06-08.
The air quality in Madison, Indiana right now is Moderate, with an AQI of 52.
In Madison, Indiana, PM2.5 is the most frequently found pollutant.
When air quality in Madison, Indiana is compromised, staying indoors and wearing a mask can reduce health risks.
Madison, Indiana currently has a PM2.5 concentration of 10.15 μg/m3.
Madison, Indiana currently has a PM10 concentration of 38.581 μg/m3.
The current carbon monoxide (CO) level in Madison, Indiana is 0.171 ppm.
The current sulfur dioxide (SO2) concentration in Madison, Indiana is 0.848 ppb.
Madison, Indiana currently has an ozone (O3) concentration of 16.928 ppm.
The current level of nitrogen dioxide (NO2) in Madison, Indiana is 8.198 ppb.
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