Oroville Disaster May Have Been Caused by Weak Soil Under Spillway

Portions of Oroville Dam’s damaged spillway may have been built atop highly weathered rock, geologists say, a type vulnerable to erosion during the weeks of rain that led up to the disaster. THE DESTRUCTION OF Oroville Dam’s main spillway in February likely occurred because it was built on highly erodible rock, according to several experts interviewed … Read more

Governor Brown Lifts Drought Emergency, Retains Prohibition on Wasteful Practices

From the Office of the Governor: Following unprecedented water conservation and plentiful winter rain and snow, Governor Edmund G. Brown Jr. today ended the drought state of emergency in most of California, while maintaining water reporting requirements and prohibitions on wasteful practices, such as watering during or right after rainfall. “This drought emergency is over, … Read more

109-year-old Potter Valley Project the Controversial Link Between Russian and Eel Rivers

About 80 feet behind the PG&E hydropower plant in Potter Valley, gray-green silt-laden water from the Eel River passes through a steel gate and is invisibly transformed. It has become part of the Russian River, which provides water for more than 600,000 people from Redwood Valley to northern Marin County. “Once it passes the gate, … Read more

PG&E Files Notice of Intent to File Application for New License

The re-licensing process for the Eel River dams has begun. PG&E filed their “Notice of Intent / Pre-Application Document” today with the Federal Energy Regulatory Commission. Now begins the long process of reading all 800+ pages and submitting study proposals by the end of the year. Click here for PG&E’s Notice of Intent and Pre-Application … Read more

Oroville Dam Documents Kept Secret by State, Federal Officials

Citing potential security risks, state and federal officials are blocking the public’s ability to review documents that could shed light on repair plans and safety issues at crippled Oroville Dam. One of the secret reports is a memo from an independent panel of experts brought in to guide state officials’ repair plans. Another confidential document … Read more