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Landslides in California occur mainly due to intense rainfall but occasionally are triggered by earthquakes. Landslides are common in Southern California, the San Francisco Bay Area and other parts of Northern California, and the Sierra Nevada. Although they most often are reported when they impact residential developments, landslides also ...
A landslide in which the sliding surface is located within the soil mantle or weathered bedrock (typically to a depth from few decimeters to some meters) is called a shallow landslide. Debris slides and debris flows are usually shallow. Shallow landslides can often happen in areas that have slopes with high permeable soils on top of low ...
The landslide area spanned approximately 90 acres [38] and damaged and destroyed several homes. [3] Impacted homeowners received roughly $16 million in compensatory setttlements. [38] In 1987, there was a documented landslide in the Flying Triangle area above Portuguese Bend. [29]
An ancient complex of landslides under the Portuguese Bend Reserve, located within the larger Palos Verdes Nature Preserve, was activated in 1956, which halted all housing development in the area.
The deep landslides beneath the multimillion-dollar homes in Rancho Palos Verdes moved at an almost glacial pace, until they didn’t. This affluent coastal city in Southern California, around 30 ...
Rancho Palos Verdes, a coastal community in the Los Angeles area, could be described as a geological ticking time bomb. The affluent city sits atop steep cliffs overlooking the Pacific Ocean that ...
Landslides and fallen trees due to the heavy rain and high wind gusts destroyed and damaged many homes and closed roads throughout California. Bel-Air had a peak 24-hour rainfall of 12.42 inches (315 mm) which equates to a 380-year return interval (0.3%).Los Angeles had been incorporating elements of a stormwater harvesting design to retain the ...
In the last few weeks, Southern California Gas Co. shut off service to 135 homes in the landslide area, citing safety concerns from the worsening land movement.