Stay updated with real-time air quality in Round Rock, Texas 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)
64
Moderate
Round Rock, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
15.98 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
73.57 μg/m³
0
55
155
255
425
605+
13.05 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
5.74 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Round Rock, Texas
Round Rock, Texas
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AQI 62
Moderate
15.19μg/m³
PM2.5
68.99μg/m³
PM10
14.16ppb
O3
0.51ppb
SO2
5.74ppb
NO2
0.34ppm
CO
AQI 64
Moderate
15.71μg/m³
PM2.5
68.45μg/m³
PM10
14.52ppb
O3
0.55ppb
SO2
5.74ppb
NO2
0.34ppm
CO
AQI 60
Moderate
14.37μg/m³
PM2.5
63.40μg/m³
PM10
13.53ppb
O3
0.51ppb
SO2
5.74ppb
NO2
0.34ppm
CO
AQI 62
Moderate
14.92μg/m³
PM2.5
67.45μg/m³
PM10
13.66ppb
O3
0.48ppb
SO2
5.74ppb
NO2
0.34ppm
CO
AQI 60
Moderate
13.80μg/m³
PM2.5
62.23μg/m³
PM10
14.90ppb
O3
0.49ppb
SO2
5.74ppb
NO2
0.34ppm
CO
AQI 60
Moderate
13.59μg/m³
PM2.5
52.04μg/m³
PM10
17.36ppb
O3
0.47ppb
SO2
5.74ppb
NO2
0.34ppm
CO
The air quality data for Texas, 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 Round Rock, Texas are available every hour.
Round Rock, Texas experienced its worst air quality at 03:00:00, 2026-06-08.
The best air quality in Round Rock, Texas was observed at 01:00:00 on 2026-06-08.
The air quality in Round Rock, Texas right now is Moderate, with an AQI of 64.
In Round Rock, Texas, PM2.5 is the most frequently found pollutant.
When air quality in Round Rock, Texas is compromised, staying indoors and wearing a mask can reduce health risks.
Round Rock, Texas currently has a PM2.5 concentration of 15.976 μg/m3.
Round Rock, Texas currently has a PM10 concentration of 73.571 μg/m3.
The current carbon monoxide (CO) level in Round Rock, Texas is 0.337 ppm.
The current sulfur dioxide (SO2) concentration in Round Rock, Texas is 0.467 ppb.
Round Rock, Texas currently has an ozone (O3) concentration of 13.047 ppm.
The current level of nitrogen dioxide (NO2) in Round Rock, Texas is 5.742 ppb.
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