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Recent California Water News


$15B Tunnel

Aug 23, 2020

Proposed single delta tunnel could cost $15.9 billion

A single tunnel proposed to take water under the sensitive Sacramento-San Joaquin Delta and deliver it to farms and cities in the south could cost $15.9 billion, give or take, according to an initial assessment discussed at the Delta Conveyance Authority meeting on Thursday.  This is a scaled down version of a proposal under Gov. Jerry Brown’s administration for two tunnels. Brown’s so-called “twin tunnels” would have had a combined capacity to move water at a maximum 9,000 cubic feet per second (CFS) and were expected to cost $17 billion. … ”  Read more from SJV Water here: Proposed single delta tunnel could cost $15.9 billion


California’s Delta tunnel project inches forward – and just got a $15.9 billion price tag

When Gov. Gavin Newsom downsized the Delta tunnels water project last year, the idea was to save money and try to appease at least some of the project’s critics.  Yet the project remains controversial — and still figures to be costly.  After months of relative quiet, Newsom’s administration released a preliminary cost estimate for the scaled-back project Friday: $15.9 billion for a single tunnel running beneath the estuary just south of Sacramento. … ”  Read more from the Sacramento Bee here:  California’s Delta tunnel project inches forward – and just got a $15.9 billion price tag

Report estimates Delta tunnel’s cost at $15.9 billion, but critics point to higher cost

As hundreds of wildfires raged throughout California, a report released at the Delta Conveyance Design and Construction Authority (DCA) on-line meeting on August 20 revealed that the cost estimate for Gavin Newsom’s Delta Tunnel is up to $15.9 billion.  The estimate is based on a single tunnel with a total capacity of 6,000 cfs. with two intakes of 3,000 cfs. The project would feature 42 miles of tunnels and associated shafts, Southern Complex Facilities with a Pump Station and Forebay, and connections to the existing California Aqueduct of the State Water Project (SWP). … ”  Read more from the Daily Kos here:  Report Estimates Delta Tunnel’s Cost at $15.9 Billion, but Critics Point to Higher Cost

Delta Conveyance Project August

The U.S. Army Corps of Engineers (USACE) issued a Notice of Intent (NOI) for the development of an Environmental Impact Statement for the Delta Conveyance Project. Publication of the NOI initiates the environmental review process under the National Environmental Policy Act (NEPA). The NOI also signals the start of the federal scoping period, providing an opportunity for public and agency comment on the scope and content of the NEPA review. Information related to the NEPA scoping period, including details on how to comment, can be found on the USACE website. … ”  Continue reading at DWR News here:  Delta Conveyance Project August