Stay updated with real-time air quality in Seymour, 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)
71
Moderate
Seymour, Indiana
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
19.88 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
64.77 μg/m³
0
55
155
255
425
605+
10.56 ppb
0
55
71
86
201
201+
0.32 ppb
0
36
76
186
605
1005+
8.08 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Seymour, Indiana
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AQI 71
Moderate
20.33μg/m³
PM2.5
88.72μg/m³
PM10
9.34ppb
O3
0.32ppb
SO2
7.36ppb
NO2
0.26ppm
CO
AQI 71
Moderate
20.27μg/m³
PM2.5
53.26μg/m³
PM10
10.10ppb
O3
0.31ppb
SO2
7.97ppb
NO2
0.26ppm
CO
AQI 71
Moderate
20.23μg/m³
PM2.5
53.09μg/m³
PM10
15.26ppb
O3
0.37ppb
SO2
7.29ppb
NO2
0.26ppm
CO
AQI 71
Moderate
20.29μg/m³
PM2.5
41.65μg/m³
PM10
12.88ppb
O3
0.39ppb
SO2
7.88ppb
NO2
0.26ppm
CO
AQI 71
Moderate
20.00μg/m³
PM2.5
88.93μg/m³
PM10
13.42ppb
O3
0.27ppb
SO2
7.17ppb
NO2
0.26ppm
CO
AQI 73
Moderate
20.67μg/m³
PM2.5
64.67μg/m³
PM10
11.01ppb
O3
0.27ppb
SO2
8.40ppb
NO2
0.26ppm
CO
Air quality and pollutant data for Indiana, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Seymour, Indiana is updated every hour for accuracy.
In the past 24 hours, the air quality in Seymour, Indiana was at its worst at 08:00:00 on 2025-12-07.
In the last 24 hours, the best air quality in Seymour, Indiana was observed at 04:00:00 on 2025-12-07.
As of now, the AQI in Seymour, Indiana is 71, indicating Moderate conditions.
Seymour, Indiana air has the highest levels of PM2.5.
Poor air quality in Seymour, Indiana means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Seymour, Indiana are currently 19.88 μg/m3.
The PM10 concentration in Seymour, Indiana is 64.77 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Seymour, Indiana is 0.258 ppm.
Currently, Seymour, Indiana has a sulfur dioxide (SO2) concentration of 0.316 ppb.
The current ozone (O3) level in Seymour, Indiana at the moment is 10.558 ppm.
Nitrogen dioxide (NO2) level in Seymour, Indiana at the moment is 8.076 ppb.
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