Air Quality Alert: Imperial Valley

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Air Quality Alert — Imperial Valley Severity: Unknown. Certainty: Unknown. * WHAT...The Imperial County APCD has issued an air quality alert due to harmful levels of ozone pollution. Visit https://www.aqmd.gov/alertinfo to check current and forecasted air quality levels. * WHERE...the Imperial Valley. Levels of ozone pollution can vary by time and location depending on emissions and air pollution transport. * WHEN...Today, July 2, 2026 from 8:00 AM to 7:00 PM and Friday, July 3, 2026 from 12:00 PM to 8:00 PM. The highest ozone levels typically occur in the afternoon and early-evening hours. * IMPACTS... Ozone air pollution can cause serious health problems, including trouble breathing, asthma attacks, and lung damage. Everyone can be affected, but sensitive groups such as people with lung disease, older adults, people who are pregnant, children, and those who spend a lot of time outdoors are at greater risk.