Ozone pollution alert affecting Central Colorado Saturday

Published Jul 25, 2026

The National Weather Service reported an air quality alert at 4:11 p.m. on Friday in effect until Saturday at 4 p.m. for Central Colorado.

The NWS informs, “Ozone Action Day Alert.”

The full list of affected locations includes:

• Jefferson County

• Boulder County

• Douglas County

• Arapahoe County

• Larimer County

• Adams County

• Broomfield County

• Denver County

• Weld County

Air quality alerts: Recommendations 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:

Seek shelter indoors when possible:

If you can, take refuge indoors, especially if you have respiratory concerns, underlying health conditions, or belong to the senior or child demographics.

Minimize outdoor ventures:

When venturing outside becomes unavoidable, limit your outdoor exposure strictly to essential tasks. Reducing your time outdoors is the name of the game.

Cut back on pollution-inducing activities:

Be conscious of activities that contribute to pollution, such as driving cars, using gas-powered lawnmowers, or relying on motorized vehicles. Curtail their use during air quality alerts.

A ban on open burning:

Refrain from kindling fires with debris or any other materials during an air quality alert. Such practices only contribute to heightened air pollution.

Stay well-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.

Prioritize respiratory health:

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.

Following the recommendations from the NWS helps bolster your safety during air quality alerts, minimizing your exposure to potentially harmful pollutants. Stay vigilant, stay protected, and make your health the top priority.

Source: The National Weather Service