Ozone pollution alert active for Mesa and Garfield counties until Thursday night

Published Jun 11, 2026

At 4:10 p.m. on Thursday, the National Weather Service reported an air quality alert in effect until 10 p.m. for Mesa and Garfield counties.

The NWS informs, “Air Quality Health Advisory for Ozone.”

“A weather event known as a stratospheric intrusion is occurring. During these events, ozone from high in the atmosphere is pulled to the ground, resulting in elevated ozone concentrations. Ozone is expected to be Moderate to Unhealthy for Sensitive Groups through late Thursday evening,” adds the NWS.

Guidance for air quality alerts: Insights from the NWS

When an air quality alert pops up on the radar, deciphering its implications is crucial. These alerts, issued by the NWS, come with straightforward yet essential guidance to ensure your safety:

Retreat indoors whenever feasible:

If possible, remain indoors, especially if you have respiratory issues, other health concerns, or fall within the senior or child demographics.

Minimize outdoor ventures:

When you can’t avoid going outdoors, keep outdoor activities to the bare essentials. Reducing your time outdoors is the key.

Reduce pollution contributors:

Be mindful of activities that exacerbate pollution, such as driving cars, operating gas-powered lawnmowers, or using other motorized vehicles. Limit their use during air quality alerts.

Banish open burning:

Resist the urge to burn debris or any other materials during an air quality alert. This practice only adds to the air pollution problem.

Stay informed:

Keep yourself informed by tuning in to NOAA Weather Radio or your preferred weather news station. Staying in the know ensures that you can make informed decisions about outdoor activities during air quality alerts.

Respiratory health matters:

If you grapple with respiratory issues or underlying health problems, exercise added caution. These conditions can render you more susceptible to the adverse effects of compromised air quality.

By adhering to the advice from the NWS, you can enhance your safety during air quality alerts while reducing your exposure to potentially harmful pollutants. Stay aware, stay protected, and make your health a top priority.

Source: The National Weather Service