There's no conclusive evidence, but a river reputed by some to be the oldest in the world dates back 340 million years.
Fox Weather on MSN19h
First-hand account shows devastation along Pacific Coast Highway after flooding, mudslidesAn atmospheric river drenched California on Thursday, with the Los Angeles area seeing floods and mudslides in communities burned by the Eaton and Palisades wildfires just weeks ago.
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