Current air quality index in Arkansas, USA today
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)
32
Good
Arkansas, USA
Last updated: ... (Local time)
Major air pollutants in Arkansas, USA
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
4.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
20.58 μg/m³
0
55
155
255
425
605+
Ozone (O3)
34.67 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.48 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
1.80 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Arkansas, USA
Arkansas, USA
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Air quality in cities of Arkansas, USA
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
Air quality in nearby states
Missouri, USA
AQI 40
Good
5.41μg/m³
PM2.5
21.52μg/m³
PM10
42.78ppb
O3
0.61ppb
SO2
2.19ppb
NO2
0.21ppm
CO
Mississippi, USA
AQI 58
Moderate
13.15μg/m³
PM2.5
56.41μg/m³
PM10
33.97ppb
O3
0.58ppb
SO2
2.68ppb
NO2
0.14ppm
CO
Tennessee, USA
AQI 33
Good
5.87μg/m³
PM2.5
24.79μg/m³
PM10
36.12ppb
O3
0.88ppb
SO2
2.84ppb
NO2
0.27ppm
CO
Oklahoma, USA
AQI 44
Good
4.13μg/m³
PM2.5
16.34μg/m³
PM10
47.92ppb
O3
1.64ppb
SO2
1.74ppb
NO2
0.39ppm
CO
Louisiana, USA
AQI 71
Moderate
19.63μg/m³
PM2.5
84.25μg/m³
PM10
31.73ppb
O3
0.51ppb
SO2
3.17ppb
NO2
0.17ppm
CO
Alabama, USA
AQI 49
Good
9.09μg/m³
PM2.5
36.96μg/m³
PM10
29.61ppb
O3
0.83ppb
SO2
3.67ppb
NO2
0.21ppm
CO
How accurate is Arkansas, USA air quality data?
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
Frequently asked questions
How frequently does the air quality data for Arkansas, USA get updated?
Air quality updates for Arkansas, USA are available every hour.
What time in the past 24 hours saw the poorest air quality in Arkansas, USA?
Arkansas, USA experienced its worst air quality at 03:00:00, 2025-07-01.
When was air quality in Arkansas, USA the best over the past 24 hours?
The best air quality in Arkansas, USA was observed at 04:00:00 on 2025-07-01.
What is the air quality in Arkansas, USA right now?
The air quality in Arkansas, USA right now is Good, with an AQI of 35.
What pollutant is most frequently found in Arkansas, USA?
In Arkansas, USA, O3 is the most frequently found pollutant.
What can I do if the air quality in Arkansas, USA is poor?
When air quality in Arkansas, USA is compromised, staying indoors and wearing a mask can reduce health risks.
What is the PM2.5 concentration in Arkansas, USA right now?
Arkansas, USA currently has a PM2.5 concentration of 4.243 μg/m3.
What is the current level of PM10 in Arkansas, USA?
Arkansas, USA currently has a PM10 concentration of 17.813 μg/m3.
What is the current level of carbon monoxide (CO) in Arkansas, USA?
The current carbon monoxide (CO) level in Arkansas, USA is 0.169 ppm.
What is the current level of sulfur dioxide (SO2) in Arkansas, USA?
The current sulfur dioxide (SO2) concentration in Arkansas, USA is 0.481 ppb.
What is the current level of ozone (O3) in Arkansas, USA?
Arkansas, USA currently has an ozone (O3) concentration of 37.744 ppm.
What is the current level of nitrogen dioxide (NO2) in Arkansas, USA?
The current level of nitrogen dioxide (NO2) in Arkansas, USA is 1.385 ppb.
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