Stay updated with real-time air quality in Marion, Arkansas 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)
52
Moderate
Marion, Arkansas
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
9.79 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
43.97 μg/m³
0
55
155
255
425
605+
32.99 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
6.72 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Marion, Arkansas
Marion, Arkansas
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AQI 52
Moderate
9.67μg/m³
PM2.5
43.42μg/m³
PM10
32.80ppb
O3
0.57ppb
SO2
6.72ppb
NO2
0.32ppm
CO
AQI 44
Good
8.48μg/m³
PM2.5
37.70μg/m³
PM10
23.19ppb
O3
0.56ppb
SO2
8.51ppb
NO2
0.32ppm
CO
AQI 38
Good
6.58μg/m³
PM2.5
29.34μg/m³
PM10
24.32ppb
O3
0.56ppb
SO2
6.80ppb
NO2
0.32ppm
CO
AQI 38
Good
7.19μg/m³
PM2.5
32.35μg/m³
PM10
26.11ppb
O3
0.55ppb
SO2
6.74ppb
NO2
0.33ppm
CO
AQI 44
Good
8.07μg/m³
PM2.5
30.86μg/m³
PM10
25.72ppb
O3
0.57ppb
SO2
8.49ppb
NO2
0.32ppm
CO
AQI 38
Good
7.22μg/m³
PM2.5
31.04μg/m³
PM10
27.11ppb
O3
0.55ppb
SO2
6.67ppb
NO2
0.33ppm
CO
The air quality data for Arkansas, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Marion, Arkansas are available every hour.
Marion, Arkansas experienced its worst air quality at 07:00:00, 2025-06-01.
The best air quality in Marion, Arkansas was observed at 02:00:00 on 2025-06-02.
The air quality in Marion, Arkansas right now is Moderate, with an AQI of 52.
In Marion, Arkansas, PM2.5 is the most frequently found pollutant.
When air quality in Marion, Arkansas is compromised, staying indoors and wearing a mask can reduce health risks.
Marion, Arkansas currently has a PM2.5 concentration of 9.794 μg/m3.
Marion, Arkansas currently has a PM10 concentration of 43.972 μg/m3.
The current carbon monoxide (CO) level in Marion, Arkansas is 0.321 ppm.
The current sulfur dioxide (SO2) concentration in Marion, Arkansas is 0.565 ppb.
Marion, Arkansas currently has an ozone (O3) concentration of 32.99 ppm.
The current level of nitrogen dioxide (NO2) in Marion, Arkansas is 6.718 ppb.
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