Stay updated with real-time air quality in Speedway, 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)
60
Moderate
Speedway, Indiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
14.24 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
62.08 μg/m³
0
55
155
255
425
605+
40.17 ppb
0
55
71
86
201
201+
1.24 ppb
0
36
76
186
605
1005+
4.35 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Speedway, Indiana
Speedway, Indiana
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AQI 56
Moderate
11.52μg/m³
PM2.5
50.99μg/m³
PM10
27.12ppb
O3
0.74ppb
SO2
5.85ppb
NO2
0.19ppm
CO
AQI 54
Moderate
10.77μg/m³
PM2.5
47.59μg/m³
PM10
34.69ppb
O3
0.78ppb
SO2
5.37ppb
NO2
0.19ppm
CO
AQI 54
Moderate
11.02μg/m³
PM2.5
49.11μg/m³
PM10
30.25ppb
O3
0.75ppb
SO2
5.93ppb
NO2
0.20ppm
CO
AQI 54
Moderate
10.78μg/m³
PM2.5
47.60μg/m³
PM10
26.31ppb
O3
0.74ppb
SO2
5.97ppb
NO2
0.20ppm
CO
AQI 54
Moderate
10.54μg/m³
PM2.5
46.86μg/m³
PM10
34.63ppb
O3
0.84ppb
SO2
5.01ppb
NO2
0.19ppm
CO
AQI 49
Good
9.46μg/m³
PM2.5
42.15μg/m³
PM10
27.12ppb
O3
0.73ppb
SO2
6.27ppb
NO2
0.20ppm
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 Speedway, Indiana is updated on an hourly basis.
The worst air quality in Speedway, Indiana was recorded at 03:00:00 on 2025-07-18.
The best air quality in Speedway, Indiana was recorded at 05:00:00 on 2025-07-17.
The real-time air quality index in Speedway, Indiana is 31, currently categorized as Good.
The most common pollutant in Speedway, Indiana is O3.
If the air quality in Speedway, Indiana is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Speedway, Indiana at present are 5.169 μg/m3.
The current PM10 levels in Speedway, Indiana are 20.938 μg/m3.
The current carbon monoxide (CO) level in Speedway, Indiana is 0.524 ppm.
The current sulfur dioxide (SO2) levels in Speedway, Indiana are 0.758 ppb.
The current ozone (O3) levels at Speedway, Indiana is 32.747 ppm.
The current nitrogen dioxide (NO2) levels at Speedway, Indiana is 4.255 ppb.
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