The area with the highest AQ Index (as of 4:00 CST) in is in the Brownsville-McAllen area. Particle Pollution (PM2.5) is measuring at 114 (Unhealthy for Sensitive Groups). This means members of sensitive groups may experience health effects. The general public is less likely to be affected.
Over the next few days, the highest primary air pollutant will be Particle Pollution (PM2.5) in the Brownsville-McAllen area. It is forecasted to be 0 (Good), meaning air quality is satisfactory, and air pollution poses little or no risk.
Below is a clickable map of Cameron County, Texas. The markers on the map identify large, populated cities. If you hover over a marker, it will display the city name and the current AQ index. The color of the city markers also references the current AQ risk level.
| Range | 0 - 50 | 51 - 100 | 101 - 150 | 151 - 200 | 201 - 300 | 301 - 500 |
| Color | ||||||
| Category | Good | Moderate | Unhealthy for Sensitive Groups | Unhealthy | Very Unhealthy | Hazardous |
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Below is a list of cities in Cameron County where we track and forecast the AQ index. Click on a city name to get the current AQ index as well as any available forcasts.