Chico Enterprise-Record » An independent review board hired by the state Department of Water Resources Oroville Dam has released its first report with an eye toward improving the facility’s future operations. Among the suggestions: a second gated spillway, improved monitoring, and clear operational planning that takes into account the impact of climate change on the dam’s functions. (The webpage includes an embedded copy of the independent report.)
California Department of Water » Crews continue to place leveling concrete on the upper chute of the Lake Oroville main spillway, while other workers install forms over a structural rebar panel to prepare for the placement of more structural concrete. Meanwhile, mechanical demolition continues on the dentates, the big tooth-like structures that disperse water at the bottom of the main spillway.
Chico Enterprise-Record » The state Department of Water Resources has beefed up its response to the independent forensic report on what caused the Oroville Dam spillway failure last year. A revised dam safety policy, which will “further define roles and responsibilities” of the executive-level engineer, the chief dam safety engineer and other related State Water Project divisions, should be released by the end of the year.
Chico Enterprise-Record » The state Department of Water Resources says it may appeal a Butte County Superior Court judge’s ruling that allows the Butte County District Attorney’s environmental lawsuit to continue. This comes as Judge Stephen Benson overruled DWR’s demurrer, or objection to the lawsuit.
KCRA » The California Department of Water Resources said it is on track to meet the Nov. 1 deadline for its second phase of construction on the Oroville Dam spillways. Crews have conducted controlled blasts to remove temporary concrete on the primary spillway. Concrete is also being poured on the emergency spillway.
Chico Enterprise-Record » The agency has provided the department with about $139 million for emergency restoration work, including debris removal. FEMA is currently considering DWR’s request of $500 million to repair the main spillway and $75 million to repair the emergency spillway. The department is also seeking reimbursement for damages to Hyatt Powerplant, transmission lines and the Feather River Fish Hatchery.