Impact: The 1933 earthquake was Southern California’s deadliest in the modern record, leaving nearly 120 dead and causing $40 ...

Monday’s magnitude 4.4 quake that rattled Southern California is believed to have struck on a well-known and dangerous fault system known as the Puente Hills thrust fault system.

A California fault line remains relatively unknown. It caused last week’s quake and might be the site of ‘the big one’ - The 10-mile deep Puente Hills thrust fault runs beneath downtown Los ...

The Puente Hills thrust fault is a broad underground fault that runs through Los Angeles and Orange counties, including under downtown Los Angeles — and scientists warn that it could one day ...

The 4.4 magnitude earthquake that was felt in many Southern California cities Monday fell on the Puente Hills Thrust Fault System, which is potentially the most destructive in the region.

Thrust, or reverse, faults are features in the Earth’s crust that occur when a massive slab of rock moves up and over a lower block of rock, which moves deeper into the Earth, Aron explained.

One young thrust fault scarp, located within the de Gerlache Rim 2 Artemis III candidate landing region, is modeled and shows that the formation of this fault scarp could have been associated with a ...

NORFOLK, Va. — Fault lines are fractures or breaks in the Earth's crust where tectonic plates move past each other, often resulting in earthquakes. These geological features are classified into ...

The Puente Hills thrust fault is the same overall fault network that produced the Whittier Narrows – which measured a 5.9 magnitude, killed eight people and caused some $358 million in damage in ...

By contrast, an earthquake on the Puente Hills thrust fault system probably would max out at a magnitude 7.5 — still powerful, but less so than the southern San Andreas.