Stay updated with real-time air quality in Arkansas, USA 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)
49
Good
Arkansas, USA
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
37.53 μg/m³
0
55
155
255
425
605+
22.21 ppb
0
55
71
86
201
201+
0.72 ppb
0
36
76
186
605
1005+
4.79 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Arkansas, USA
Arkansas, USA
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 27
Good
4.67μg/m³
PM2.5
20.95μg/m³
PM10
28.81ppb
O3
0.85ppb
SO2
3.65ppb
NO2
0.16ppm
CO
AQI 38
Good
6.92μg/m³
PM2.5
29.14μg/m³
PM10
18.20ppb
O3
0.64ppb
SO2
2.77ppb
NO2
0.25ppm
CO
AQI 33
Good
6.33μg/m³
PM2.5
24.12μg/m³
PM10
25.04ppb
O3
0.64ppb
SO2
3.94ppb
NO2
0.26ppm
CO
AQI 49
Good
9.35μg/m³
PM2.5
35.96μg/m³
PM10
28.29ppb
O3
0.71ppb
SO2
7.33ppb
NO2
0.35ppm
CO
AQI 38
Good
7.35μg/m³
PM2.5
31.08μg/m³
PM10
12.96ppb
O3
0.89ppb
SO2
4.33ppb
NO2
0.29ppm
CO
AQI 38
Good
7.40μg/m³
PM2.5
26.88μg/m³
PM10
16.74ppb
O3
0.84ppb
SO2
4.87ppb
NO2
0.28ppm
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 Arkansas, USA are available every hour.
Arkansas, USA experienced its worst air quality at 02:00:00, 2026-09-07.
The best air quality in Arkansas, USA was observed at 08:00:00 on 2026-09-07.
The air quality in Arkansas, USA right now is Good, with an AQI of 49.
In Arkansas, USA, PM2.5 is the most frequently found pollutant.
When air quality in Arkansas, USA is compromised, staying indoors and wearing a mask can reduce health risks.
Arkansas, USA currently has a PM2.5 concentration of 8.955 μg/m3.
Arkansas, USA currently has a PM10 concentration of 37.526 μg/m3.
The current carbon monoxide (CO) level in Arkansas, USA is 0.262 ppm.
The current sulfur dioxide (SO2) concentration in Arkansas, USA is 0.724 ppb.
Arkansas, USA currently has an ozone (O3) concentration of 22.207 ppm.
The current level of nitrogen dioxide (NO2) in Arkansas, USA is 4.793 ppb.
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