Update: Ozone pollution alert active for Central Colorado until early Tuesday

Published Apr 20, 2026

At 4:11 p.m. on Monday, the National Weather Service reported an updated air quality alert in effect until Tuesday at midnight for Pueblo, Fremont, Teller and El Paso counties.

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

“An intrusion of ozone from high in the atmosphere may result in ozone concentrations reaching the Unhealthy for Sensitive groups category within the advisory area Monday afternoon and evening. Ozone levels should gradually decrease overnight Monday night,” comments 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:

Prioritize indoor stay:

If it’s within your means, stay indoors, especially if you have respiratory issues, health concerns, or fall within the senior or child demographics.

Curb outdoor exposure:

When venturing outside is unavoidable, restrict your time outdoors solely to essential activities. Reducing exposure is paramount.

Mitigate pollution sources:

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 igniting fires with debris or any other materials during air quality alerts. Such practices only contribute to the problem of poor air quality.

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.

Focus on 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.

By adhering to the recommendations from the NWS, you can enhance your safety during air quality alerts and reduce your exposure to potentially harmful pollutants. Stay vigilant, stay protected, and prioritize your health above all else.

Source: The National Weather Service