Air quality alert for Southern California until early Wednesday, says the NWS

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On Monday at 9:40 a.m. the NWS Phoenix AZ reported an air quality alert in effect until Wednesday at midnight. The alert is for Imperial County Southwest, Imperial County West and Imperial Valley.

This alert is in effect until Wednesday at midnight.

Air quality alerts: Your safety roadmap by the NWS

• Stay inside if possible, particularly if you have respiratory concerns or other health problems, or are a senior or child.
• If you must go out, try to limit the amount of time you are out to strictly essential activities.
• Minimize your use of items that increase pollution, such as cars, gas-powered lawnmowers, and other vehicles.
• Do not burn debris or other items during an air quality alert.
• Stay Informed - Listen to NOAA Weather Radio or your favorite weather news station.

Source: The National Weather Service

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This story was originally published April 20, 2026 at 9:44 AM.