California faults reach highest stress levels in 1,000 years (opens in new tab)

A study published in the Journal of Geophysical Research: Solid Earth says the southern San Andreas and San Jacinto fault systems in Southern California have reached stress levels at or above the highest values modeled for the past 1,000 years. Researchers from the University of Bern, the University of Hawaiʻi at Mānoa and other institutions studied the Cajon Pass northeast of Los Angeles, where the two systems come close enough that a rupture on one fault may be able to jump to the other. Th...