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At the last meeting, a letter from a member was shared that said the intakes at these locations could not be approved by the Water Resources Control Board and Delta Stewardship Council during the WaterFix project. What has changed since the previous project to make the proposed intake sites viable?


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June 15, 2020

At the last meeting, a letter from a member was shared that said the intakes at these locations could not be approved by the Water Resources Control Board and Delta Stewardship Council during the WaterFix project. What has changed since the previous project to make the proposed intake sites viable?

This statement does not accurately reflect the history of the California WaterFix project. During the previous California WaterFix project, the evaluation of the application for Change […]
June 15, 2020

Can you provide clarification about how DWR will reflect and characterize SEC participation in the EIR?

See attached memo.
June 15, 2020

Are the maintenance and retrieval shafts about 10 acres?

The maintenance and reception shaft construction areas would be approximately 10 acres in size.
June 15, 2020

Are the launch shafts about 100 acres?

The size of the tunnel launch shaft construction area would be based upon the drive length between the launch shaft and the reception shaft because the […]
June 15, 2020

In order to provide adequate comments on any questionnaires or proposed siting, we need actual maps and coordinates. Stakeholders primarily want to know if it the project comes through their property.

Locations of potential facilities, at this time, were presented at the March 11, 2020, SEC meeting. However, these locations could change in the future.
June 15, 2020

Are the safe haven shafts included as part of the planned components, or are they only created in case of emergency?

In the previous project, “safe haven” shafts were identified to allow for maintenance and repair of the tunnel boring machine outside of the tunnel. These shafts […]
June 15, 2020

Would construction of the maintenance and reception shafts use the same staging areas (e.g., parking lots, roads, etc.) as the launch shafts?

The locations of the maintenance, reception and launch shafts would be in separate locations, so access, support and staging facilities would also be separate.
June 15, 2020

Have there ever been three intakes of a similar size using tee screens within the same proximity on the same river?

Intake fish screens constructed along the Sacramento River near the city of Sacramento or in the Delta were smaller than the intake fish screens being considered […]
June 15, 2020

How much water is being pulled out and from where?

In the Notice of Preparation (NOP), DWR identified that the proposed project could divert up to 6,000 cfs with two intake facilities. These intake facilities are […]
June 15, 2020

Is the corridor that was proposed through the Deep Water Ship Channel with an intake near Rio Vista still a possibility?

DWR did not identify the corridor through the Deep Water Ship Channel as part of the proposed project in the NOP. However, this approach may be […]
June 15, 2020

Will there be discussion about the flow capacity used, and will it be pressurized or not pressurized?

The NOP described the project with a capacity of 6,000 cubic feet per second (cfs) with a possible range in capacities of 3,000 to 7,500 cfs. […]
June 15, 2020

Will the sediment basin be lined and, if not, will the basins be in groundwater from 4 or 5 feet below existing ground level and below? Does DCA expect the slurry walls to keep them out of the groundwater?

The bottom of the sedimentation basins at the intakes would be located below the groundwater elevation. As described at the January 22, 2020, SEC meeting, the […]