The land under the Palos Verdes Peninsula has been sliding for decades. New data from NASA shows just how bad the problem is.

The Palos Verdes Peninsula in Los Angeles County continues to inch toward the ocean posing danger to life and infrastructure, a NASA report found.

An analysis by NASA’s Jet Propulsion Laboratory has determined that during a four-week period in fall 2024, land in some areas of Rancho Palos Verdes’ landslide area slid toward the ocean by as much as 4 inches per week.

A portion of the Palos Verdes Peninsula in Los Angeles County is slipping toward the Pacific Ocean as much as 4 inches per week.

The peninsula is home to Rancho Palos Verdes, which faced sweeping power shutoffs last year due to land movement.