Latest News

How far upstream and downstream will the levees be affected and what kind of mitigation will be used? How do changes to the East Bank affect the West Bank, and what kind of mitigation will be used?


.
June 15, 2020

How far upstream and downstream will the levees be affected and what kind of mitigation will be used? How do changes to the East Bank affect the West Bank, and what kind of mitigation will be used?

Hydrodynamic modeling has not yet been conducted. However, it is expected from previous modeling that the intake structures would not materially impact the water levels in […]
June 15, 2020

DWR’s boring data should be released to SEC members without a PRA.

The geotechnical data currently being evaluated consist of summary reports, well drilling reports and/or soil investigations by DWR (including flood projects), Caltrans and other state agencies. […]
June 15, 2020

Can you provide information about harmful algal blooms?

DWR will evaluate the potential for harmful algal blooms through a comparison of conditions with and without implementation of the project and alternatives. This comment is […]
June 15, 2020

What effect will restoration plans and mitigation plans have on state parks?

The environmental impact analysis for Delta Conveyance has not yet started. Mitigation plans have not been developed for the program, and restoration locations have not been […]
June 15, 2020

My concerns include water quality, water levels rising and falling and how that will affect fish and plants.

DWR will assess potential impacts to fish and wildlife (including plants) and associated habitat during future environmental compliance activities, including the CEQA environmental review process. This […]
June 15, 2020

Why were Southern California reservoirs full when Northern California reservoirs were empty during the last drought?

See attached response.
June 15, 2020

Will there be some information provided to the committee regarding hydraulic impacts such as water surface elevations and velocity?

DWR will perform hydraulic and hydrodynamic modeling for the proposed project and alternatives as part of the CEQA analysis. Modeling will be used to estimate changes […]
June 15, 2020

Will there be real-time disclosure with water quality issues found during construction?

The State Water Resources Control Board or Central Valley Regional Water Quality Control Board will issue a Stormwater Pollution Prevention Plan permit to regulate water quality […]
June 15, 2020

Is it possible to incorporate a riparian zone into the design of an intake facility, and would that be easier with the cylindrical tee screen or vertical flat plate type?

It could be possible to provide some type of vegetation at portions of the intake locations following construction. Riparian habitat disturbed upstream and downstream of the […]
June 15, 2020

How will this facility be ensured to not kill Delta smelt, as has been reported to be happening at Clifton Court Forebay?

The proposed intakes will include fish screens specifically designed to exclude Delta smelt from entering the system prior to diversion using state-of-the-art fish screening meeting all […]
June 15, 2020

Is there any consideration given to any type of unexpected wildlife that gets stuck in the sedimentation basin, such as monitoring of eggs?

The DCA intake analyses to date have focused on development of the fish screen configuration. Operational issues, including those related to wildlife management and protection, would […]
June 15, 2020

Will the impact analysis of the fish screen brushing on the food web be performed to a microscopic level?

DWR plans to assess changes to primary and secondary productivity resulting from new operations as part of the analysis in the EIR. Operations and maintenance of […]