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)
22
Good
Seymour, Indiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
3.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.54 μg/m³
0
55
155
255
425
605+
21.82 ppb
0
55
71
86
201
201+
1.55 ppb
0
36
76
186
605
1005+
5.99 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Seymour, Indiana
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AQI 19
Good
3.06μg/m³
PM2.5
13.98μg/m³
PM10
20.86ppb
O3
1.36ppb
SO2
7.26ppb
NO2
0.29ppm
CO
AQI 22
Good
3.61μg/m³
PM2.5
16.34μg/m³
PM10
20.96ppb
O3
1.59ppb
SO2
7.72ppb
NO2
0.24ppm
CO
AQI 22
Good
3.53μg/m³
PM2.5
13.89μg/m³
PM10
20.20ppb
O3
0.79ppb
SO2
7.36ppb
NO2
0.28ppm
CO
AQI 19
Good
3.08μg/m³
PM2.5
14.21μg/m³
PM10
21.20ppb
O3
1.54ppb
SO2
7.45ppb
NO2
0.27ppm
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 19
Good
3.23μg/m³
PM2.5
13.77μg/m³
PM10
21.02ppb
O3
1.31ppb
SO2
6.94ppb
NO2
0.31ppm
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 09:00:00 on 2025-10-21.
In the last 24 hours, the best air quality in Seymour, Indiana was observed at 12:00:00 on 2025-10-22.
As of now, the AQI in Seymour, Indiana is 22, indicating Good 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 3.666 μg/m3.
The PM10 concentration in Seymour, Indiana is 22.539 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Seymour, Indiana is 0.231 ppm.
Currently, Seymour, Indiana has a sulfur dioxide (SO2) concentration of 1.547 ppb.
The current ozone (O3) level in Seymour, Indiana at the moment is 21.816 ppm.
Nitrogen dioxide (NO2) level in Seymour, Indiana at the moment is 5.985 ppb.
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