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)
44
Good
Marion, Arkansas
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.06 μg/m³
0
55
155
255
425
605+
42.99 ppb
0
55
71
86
201
201+
1.56 ppb
0
36
76
186
605
1005+
5.45 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Marion, Arkansas
Marion, Arkansas
Scroll To Air Quality MapLoading...
AQI 54
Moderate
11.03μg/m³
PM2.5
48.69μg/m³
PM10
15.38ppb
O3
1.02ppb
SO2
7.58ppb
NO2
0.26ppm
CO
AQI 52
Moderate
10.00μg/m³
PM2.5
40.02μg/m³
PM10
17.58ppb
O3
1.05ppb
SO2
8.44ppb
NO2
0.26ppm
CO
AQI 52
Moderate
10.32μg/m³
PM2.5
44.93μg/m³
PM10
19.30ppb
O3
1.04ppb
SO2
5.27ppb
NO2
0.26ppm
CO
AQI 52
Moderate
10.34μg/m³
PM2.5
33.05μg/m³
PM10
15.52ppb
O3
1.04ppb
SO2
7.03ppb
NO2
0.25ppm
CO
AQI 52
Moderate
9.92μg/m³
PM2.5
39.61μg/m³
PM10
13.85ppb
O3
1.05ppb
SO2
5.58ppb
NO2
0.26ppm
CO
AQI 52
Moderate
9.75μg/m³
PM2.5
34.73μg/m³
PM10
18.03ppb
O3
1.04ppb
SO2
4.96ppb
NO2
0.25ppm
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 03:00:00, 2025-09-03.
The best air quality in Marion, Arkansas was observed at 01:00:00 on 2025-09-03.
The air quality in Marion, Arkansas right now is Moderate, with an AQI of 54.
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 11.294 μg/m3.
Marion, Arkansas currently has a PM10 concentration of 49.93 μg/m3.
The current carbon monoxide (CO) level in Marion, Arkansas is 0.256 ppm.
The current sulfur dioxide (SO2) concentration in Marion, Arkansas is 0.968 ppb.
Marion, Arkansas currently has an ozone (O3) concentration of 11.029 ppm.
The current level of nitrogen dioxide (NO2) in Marion, Arkansas is 8.93 ppb.
All Rights Reserved © Ambee Inc. 2025