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)
22
Good
Martinsville, Indiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.51 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.88 μg/m³
0
55
155
255
425
605+
20.61 ppb
0
55
71
86
201
201+
0.97 ppb
0
36
76
186
605
1005+
6.04 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Martinsville, Indiana
Martinsville, Indiana
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AQI 19
Good
3.20μg/m³
PM2.5
13.63μg/m³
PM10
20.51ppb
O3
1.26ppb
SO2
6.92ppb
NO2
0.32ppm
CO
AQI 22
Good
3.80μg/m³
PM2.5
16.98μg/m³
PM10
20.27ppb
O3
0.74ppb
SO2
7.23ppb
NO2
0.30ppm
CO
AQI 21
Good
3.20μg/m³
PM2.5
14.02μg/m³
PM10
23.01ppb
O3
0.88ppb
SO2
6.64ppb
NO2
0.33ppm
CO
AQI 19
Good
3.23μg/m³
PM2.5
13.77μg/m³
PM10
21.02ppb
O3
1.31ppb
SO2
6.94ppb
NO2
0.31ppm
CO
AQI 20
Good
3.03μg/m³
PM2.5
14.83μg/m³
PM10
22.18ppb
O3
1.29ppb
SO2
6.83ppb
NO2
0.32ppm
CO
AQI 22
Good
3.25μg/m³
PM2.5
14.19μg/m³
PM10
23.99ppb
O3
0.83ppb
SO2
6.53ppb
NO2
0.32ppm
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 02:00:00 on 2025-10-21.
The best air quality in Martinsville, Indiana was recorded at 01:00:00 on 2025-10-22.
The real-time air quality index in Martinsville, Indiana is 22, 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 3.508 μg/m3.
The current PM10 levels in Martinsville, Indiana are 20.884 μg/m3.
The current carbon monoxide (CO) level in Martinsville, Indiana is 0.242 ppm.
The current sulfur dioxide (SO2) levels in Martinsville, Indiana are 0.972 ppb.
The current ozone (O3) levels at Martinsville, Indiana is 20.612 ppm.
The current nitrogen dioxide (NO2) levels at Martinsville, Indiana is 6.038 ppb.
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