Delta tunnel EIR shows predictable megaproject management biases

Professor Brent Flyvbjerg is an internationally renowned expert in megaprojects. His research has shown how megaprojects are systematically subject to "survival of the unfittest." Flyvbjerg’s 2021 paper, Top Ten Behavioral Biases in Project Management: An Overview, describes several behavioral biases which are relevant to the Delta tunnel project. They include strategic misrepresentation, optimism bias, planning … Continue reading Delta tunnel EIR shows predictable megaproject management biases

Delta ISB review of Delta tunnel project proceeding under huge time pressure

On June 8, 2022, DWR’s Director, Karla Nemeth, made a presentation on the Delta tunnel project to the Delta Independent Science Board (Delta ISB), with several of the scientists who had worked on the project. She said that she supported the Delta ISB’s review of the project. But unlike the twin tunnels project, the Department … Continue reading Delta ISB review of Delta tunnel project proceeding under huge time pressure

Legislature approves audit of water management by DWR and SWRCB during 2021

On Monday, June 27, the California Joint Legislative Audit Committee approved Assemblymember Adam Gray's request for an audit of the management of surface water by the Department of Water Resources (DWR) and the State Water Resources Control Board in 2021. The Acting State Auditor is also proposing to audit DWR's plan to uphold its contractual … Continue reading Legislature approves audit of water management by DWR and SWRCB during 2021

Thoughts on DWR’s Delta Conveyance Webinar on Fisheries

The single tunnel project was supposed to be redesigned to limit impacts on Delta legacy communities and fish.  But many of the bad design decisions from the previous project have been kept. The most glaring examples are the enormous, 3,000 cfs intakes, which were carried over from the twin tunnels project. Dave Vogel wrote about … Continue reading Thoughts on DWR’s Delta Conveyance Webinar on Fisheries

Delta Tunnel: DCA and DWR Reject Findings of Independent Technical Review Panel

Under the supervision of the California Department of Water Resources (DWR), the Delta Conveyance Design and Construction Authority (DCA) is providing “engineering, field studies and design work to inform the environmental planning process, and assist[ance] in evaluating and minimizing community impacts” for the Delta Tunnel project. On December 4-6, 2019, the DCA convened an Independent … Continue reading Delta Tunnel: DCA and DWR Reject Findings of Independent Technical Review Panel