Stay updated with real-time air quality in Four Corners, 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)
52
Moderate
Four Corners, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.55 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
42.23 μg/m³
0
55
155
255
425
605+
27.96 ppb
0
55
71
86
201
201+
0.87 ppb
0
36
76
186
605
1005+
7.43 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Four Corners, Texas
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AQI 52
Moderate
9.95μg/m³
PM2.5
44.68μg/m³
PM10
27.16ppb
O3
0.85ppb
SO2
2.54ppb
NO2
0.34ppm
CO
AQI 52
Moderate
9.80μg/m³
PM2.5
43.73μg/m³
PM10
27.59ppb
O3
0.85ppb
SO2
2.74ppb
NO2
0.34ppm
CO
AQI 49
Good
9.34μg/m³
PM2.5
42.41μg/m³
PM10
27.94ppb
O3
0.84ppb
SO2
9.79ppb
NO2
0.34ppm
CO
AQI 52
Moderate
9.80μg/m³
PM2.5
43.54μg/m³
PM10
27.41ppb
O3
0.85ppb
SO2
2.65ppb
NO2
0.34ppm
CO
AQI 52
Moderate
9.59μg/m³
PM2.5
41.81μg/m³
PM10
27.29ppb
O3
0.84ppb
SO2
3.46ppb
NO2
0.34ppm
CO
AQI 52
Moderate
9.59μg/m³
PM2.5
41.81μg/m³
PM10
27.29ppb
O3
0.84ppb
SO2
3.46ppb
NO2
0.34ppm
CO
Air quality and pollutant data for Texas, 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 Four Corners, Texas is updated every hour for accuracy.
In the past 24 hours, the air quality in Four Corners, Texas was at its worst at 06:00:00 on 2025-10-22.
In the last 24 hours, the best air quality in Four Corners, Texas was observed at 12:00:00 on 2025-10-21.
As of now, the AQI in Four Corners, Texas is 52, indicating Moderate conditions.
Four Corners, Texas air has the highest levels of PM2.5.
Poor air quality in Four Corners, Texas means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Four Corners, Texas are currently 9.55 μg/m3.
The PM10 concentration in Four Corners, Texas is 42.228 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Four Corners, Texas is 0.34 ppm.
Currently, Four Corners, Texas has a sulfur dioxide (SO2) concentration of 0.867 ppb.
The current ozone (O3) level in Four Corners, Texas at the moment is 27.963 ppm.
Nitrogen dioxide (NO2) level in Four Corners, Texas at the moment is 7.427 ppb.
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