Stay updated with real-time air quality in Martinsville, 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)
16
Good
Martinsville, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.47 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.96 μg/m³
0
55
155
255
425
605+
16.32 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
11.47 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Martinsville, Indiana
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AQI 31
Good
3.31μg/m³
PM2.5
12.04μg/m³
PM10
33.35ppb
O3
0.20ppb
SO2
8.73ppb
NO2
0.23ppm
CO
AQI 22
Good
3.90μg/m³
PM2.5
16.96μg/m³
PM10
16.65ppb
O3
0.24ppb
SO2
13.24ppb
NO2
0.29ppm
CO
AQI 31
Good
3.20μg/m³
PM2.5
9.93μg/m³
PM10
33.31ppb
O3
0.17ppb
SO2
7.25ppb
NO2
0.22ppm
CO
AQI 30
Good
3.14μg/m³
PM2.5
11.67μg/m³
PM10
31.96ppb
O3
0.20ppb
SO2
8.87ppb
NO2
0.23ppm
CO
AQI 31
Good
2.96μg/m³
PM2.5
6.76μg/m³
PM10
34.37ppb
O3
0.17ppb
SO2
7.37ppb
NO2
0.22ppm
CO
AQI 31
Good
3.22μg/m³
PM2.5
9.85μg/m³
PM10
33.00ppb
O3
0.18ppb
SO2
7.94ppb
NO2
0.22ppm
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 Martinsville, Indiana is updated on an hourly basis.
The worst air quality in Martinsville, Indiana was recorded at 12:00:00 on 2026-03-14.
The best air quality in Martinsville, Indiana was recorded at 09:00:00 on 2026-03-14.
The real-time air quality index in Martinsville, Indiana is 16, currently categorized as Good.
The most common pollutant in Martinsville, Indiana is PM2.5.
If the air quality in Martinsville, Indiana is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Martinsville, Indiana at present are 3.468 μg/m3.
The current PM10 levels in Martinsville, Indiana are 12.964 μg/m3.
The current carbon monoxide (CO) level in Martinsville, Indiana is 0.287 ppm.
The current sulfur dioxide (SO2) levels in Martinsville, Indiana are 0.219 ppb.
The current ozone (O3) levels at Martinsville, Indiana is 16.323 ppm.
The current nitrogen dioxide (NO2) levels at Martinsville, Indiana is 11.471 ppb.
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