Air Quality Alert in California: Residents Advised to Stay Indoors
Air Quality Alert in California: Residents Advised to Stay Indoors
US · Published Mar 9, 2026
• An air quality alert is in effect for parts of California, including San Bernardino, Orange, and Riverside counties, due to high levels of particle pollution.
• The National Weather Service advises residents in affected areas to stay indoors and avoid strenuous outdoor activities until the alert expires Sunday evening.
• Particle pollution can cause respiratory problems, especially for children, the elderly, and those with pre-existing conditions; using air purifiers and keeping windows closed are recommended.
NWS issues alert for particle pollution
The National Weather Service (NWS) has issued an air quality alert for residents in parts of California, including San Bernardino, Orange, and Riverside counties. The alert is effective from Saturday morning until Sunday evening.
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