This is an official DWR Image Service, which meets all appropriate requirements of the DWR Spatial Data Standards, specifically the DWR Spatial Data Standard version 3.6, dated September 27, 2023. This archived dataset was developed by DWR for its internal use. This data is not suitable for property boundary determination, construction layout, legal descriptions, or any other professional land surveying or legal purpose. The data represents estimates of past conditions and measurements, may contain errors, and is no longer representative of current conditions. Neither the State of California, its agents, nor its employees, make any warranty, representation or guarantee, express or implied; nor assumes any liability or responsibility for the accuracy, completeness, or usefulness of this data.This Image Service was published on 02/24/2026 by Bianca Pertl of the DWR Division of Engineering, who may be contacted at 916-757-3593, or at bianca.pertl@water.ca.gov. Comments, problems, improvements, updates, or suggestions should be forwarded to the official DWR point of contact as available and appropriate.

The California Department of Water Resources (DWR), North Central Region Office (NCRO), Bathymetry Data Collection Section, conducted a bathymetric survey on Victoria Canal as part of the Delta Wide Bathymetry survey. The main purpose of this data is to help complete bathymetric datasets of the South Delta.

• Survey Dates: March 14-22, 2022

• Instrumentation: Multibeam echo sounder with Inertially-Aided Post-Processed Kinematic (IAPPK) GPS procedures.

• Density: 1 ft grid

• Datum: NAD83 (California State Plane Zone III) horizontal, NAVD88 vertical

• Related datasets: Victoria Canal 2011, West Canal at Old River 2011, Middle River at Old River 2017, Old River 2018

• Field Dates: March 14-22, 2022

• Survey Type: Multibeam

• Data Density: 1 foot grid

• Horizontal Datum: North American Datum of 1983 (NAD83) California Coordinate System (CCS83) State Plane Zone 3, US feet

• Vertical Datum: North American Vertical Datum of 1988 (NAVD88) geoid 12B, US feet

• Processing Epoch: 2022.222; CSRC Datum Epoch: 2017.5

• Involved Staff: Data collected and processed by NCRO Bathymetry and Hydrography sections

• Survey Responsible Charge: Jacob Wright, PLS (CA 8717)

Please see associated survey report for full control and QC check details.

For complete metadata make sure the viewer (ArcGIS or other software) is set to view FGDC metadata.