Stay updated with real-time air quality in Little Rock, 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)
54
Moderate
Little Rock, Arkansas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.79 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
48.36 μg/m³
0
55
155
255
425
605+
21.35 ppb
0
55
71
86
201
201+
0.62 ppb
0
36
76
186
605
1005+
6.05 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Little Rock, Arkansas
Little Rock, Arkansas
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AQI 49
Good
9.39μg/m³
PM2.5
41.81μg/m³
PM10
29.14ppb
O3
0.25ppb
SO2
1.65ppb
NO2
0.14ppm
CO
AQI 52
Moderate
9.69μg/m³
PM2.5
42.99μg/m³
PM10
29.30ppb
O3
0.33ppb
SO2
1.69ppb
NO2
0.14ppm
CO
AQI 52
Moderate
9.69μg/m³
PM2.5
42.90μg/m³
PM10
28.07ppb
O3
0.22ppb
SO2
1.68ppb
NO2
0.14ppm
CO
AQI 52
Moderate
9.76μg/m³
PM2.5
43.10μg/m³
PM10
29.43ppb
O3
0.36ppb
SO2
1.72ppb
NO2
0.14ppm
CO
AQI 49
Good
9.31μg/m³
PM2.5
41.82μg/m³
PM10
30.71ppb
O3
0.18ppb
SO2
1.41ppb
NO2
0.13ppm
CO
AQI 49
Good
8.84μg/m³
PM2.5
39.04μg/m³
PM10
31.63ppb
O3
0.16ppb
SO2
1.25ppb
NO2
0.13ppm
CO
Air quality and pollutant data for Arkansas, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Little Rock, Arkansas is updated every hour for accuracy.
In the past 24 hours, the air quality in Little Rock, Arkansas was at its worst at 08:00:00 on 2026-04-23.
In the last 24 hours, the best air quality in Little Rock, Arkansas was observed at 03:00:00 on 2026-04-24.
As of now, the AQI in Little Rock, Arkansas is 54, indicating Moderate conditions.
Little Rock, Arkansas air has the highest levels of PM2.5.
Poor air quality in Little Rock, Arkansas means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Little Rock, Arkansas are currently 10.786 μg/m3.
The PM10 concentration in Little Rock, Arkansas is 48.359 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Little Rock, Arkansas is 0.21 ppm.
Currently, Little Rock, Arkansas has a sulfur dioxide (SO2) concentration of 0.624 ppb.
The current ozone (O3) level in Little Rock, Arkansas at the moment is 21.352 ppm.
Nitrogen dioxide (NO2) level in Little Rock, Arkansas at the moment is 6.052 ppb.
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