Oroville Dam’s spillway fractured last February. Back in the 1960s, a contractor working on the dam told the California Department of Water Resources it needed to dig deeper to find stronger rock.

This earthen dam was built on the Feather River in 1968 to capture storm-water and snow-melt runoff from the Sierra Nevada and store it in Lake Oroville.

America’s tallest dam was built from earth, stone and concrete – and the towering ambition of Gov. Pat Brown. Sixty years before a crisis at Oroville Dam sent thousands fleeing for their lives ...

The report noted the spillway wasn’t built thick enough originally, ... Oroville Dam is the tallest dam in the United States, at 770 feet high.

Ruins of the main spillway at Oroville Dam reveal a blend of "fresh" (blue-gray) rock and "weathered" (reddish-brown) rock underneath. (Calif. Dept. of Water Resources) Engineers at Oroville Dam ...

A team investigating the Oroville Dam Spillway breach in February said it has not seen evidence that a comprehensive review of its construction and design has ever been conducted since it was ...

LOGAN, Utah (AP) — Inside a cavernous northern Utah warehouse, hydraulic engineers send water rushing down a replica of a dam built out of wood, concrete and steel, trying to pinpoint what ...

That Oroville earthquake was similar to a well-established example of a human-triggered quake seen after the construction of the Koyna Dam in western India in 1962.

Oroville >> In their 70s and 80s now, some men who built the Oroville Dam still remember those tough days well, some 50-odd years later. Most of the people they worked with have since passed on ...

OROVILLE (CBS13) — Engineers with the Department of Water Resources are entering uncharted waters. Oroville Dam was built in the 1960's and at 770 feet tall, it is the highest dam in the country ...

Good morning. I’m Paul Thornton, The Times’ letters editor, and it is Saturday, Feb. 18, 2017*. President Trump will be in Florida today to kick off his 2020 reelection bid with a campaign ...