Stay updated with real-time air quality in Marion City, 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)
75
Moderate
Marion City, Indiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
22.22 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
81.63 μg/m³
0
55
155
255
425
605+
43.35 ppb
0
55
71
86
201
201+
1.01 ppb
0
36
76
186
605
1005+
3.83 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Marion City, Indiana
Marion City, Indiana
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AQI 75
Moderate
22.22μg/m³
PM2.5
81.63μg/m³
PM10
43.35ppb
O3
1.01ppb
SO2
3.83ppb
NO2
0.24ppm
CO
AQI 77
Moderate
22.71μg/m³
PM2.5
79.29μg/m³
PM10
42.87ppb
O3
0.84ppb
SO2
3.77ppb
NO2
0.32ppm
CO
AQI 77
Moderate
22.84μg/m³
PM2.5
99.39μg/m³
PM10
43.28ppb
O3
1.21ppb
SO2
3.83ppb
NO2
0.32ppm
CO
AQI 73
Moderate
21.24μg/m³
PM2.5
67.50μg/m³
PM10
42.68ppb
O3
0.67ppb
SO2
3.75ppb
NO2
0.32ppm
CO
AQI 66
Moderate
16.74μg/m³
PM2.5
73.36μg/m³
PM10
43.00ppb
O3
0.93ppb
SO2
3.76ppb
NO2
0.26ppm
CO
AQI 77
Moderate
22.87μg/m³
PM2.5
99.43μg/m³
PM10
44.15ppb
O3
0.95ppb
SO2
3.95ppb
NO2
0.24ppm
CO
Air quality data and pollutant measurements for Indiana, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Marion City, Indiana is updated every hour.
The worst air quality in Marion City, Indiana in the last 24 hours was observed at 08:00:00 on 2025-06-04.
In the last 24 hrs, the best air quality in Marion City, Indiana was observed at 01:00:00 on 2025-06-04.
The current air quality in Marion City, Indiana is 75, categorized as Moderate based on real-time data.
The most common pollutant in Marion City, Indiana is PM2.5.
If the air quality in Marion City, Indiana is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Marion City, Indiana is 22.221 μg/m3.
The current PM10 concentration at Marion City, Indiana is 81.627 μg/m3.
The current carbon monoxide (CO) concentration at Marion City, Indiana is 0.245 ppm.
The current sulfur dioxide (SO2) concentration at Marion City, Indiana is 1.006 ppb.
The current ozone (O3) concentration at Marion City, Indiana is 43.349 ppm.
The current nitrogen dioxide (NO2) concentration at Marion City, Indiana is 3.833 ppb.
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