On Friday, the storied coastal road had dissolved into a river of mud and debris after a powerful rainstorm sent those burned hillsides careening toward the ocean, turning canyons into rivers of mud and rocks.

The Pacific Coast Highway along Malibu canyon was closed after runoff pushed mud and debris over the road and into the Pacific Ocean (Video Credit: @PIOErikScott).

PCH's closure has severely disrupted local transportation networks and emergency response capabilities across Los Angeles County.