A hazardous materials incident in Newport Beach drew a large emergency response Monday afternoon, forcing street closures and prompting officials to urge residents to stay indoors.

The situation began shortly after 2:18 p.m., when Newport Beach fire and police personnel responded to a medical emergency at 418 Carnation Avenue, according to the Newport Beach Fire Department in an Instagram post. When firefighters entered the property, they discovered what officials described as a “hazardous materials situation” involving mixed chemicals inside a garage.

With the potential danger unclear, fire officials requested mutual aid. Hazardous materials teams from Huntington Beach Fire and Anaheim Fire & Rescue joined Newport Beach crews on scene to assess and neutralize the chemical threat.

While

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