Bathymetry/Bathy_NCRO_20250318_SanJoaquinRiver (ImageServer)

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Service Description:

The California Department of Water Resources (DWR), North Central Region Office (NCRO), Bathymetry Data Collection Section, conducted a bathymetric survey of the San Joaquin River as part of the Delta Wide Bathymetry Program. The main purpose of the data is to help complete bathymetric datasets of the Central Delta and allow for relevant comparisons.

• Field Dates: December 17,30 2024; January 13,16,21,23,29, 2025; February 10-12, 18, 24, 27 2025; March 3-4, 10-11, 18, 2025

• Survey Type: Multibeam

• Data Density: 1 foot

• 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 18, US feet

• Processing Epoch: 2025.211; CSRC Datum Epoch: 2017.5

• Related Datasets: San Joaquin River at Bradford Island 2015, San Joaquin River at Fisherman's Cut 2015, San Joaquin River at Twitchell Island 2015, Three Mile Slough 2019, San Joaquin River Singlebeam 2020, San Joaquin River at Brannan Island 2022

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

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

Please contact the distributor for questions regarding survey control or QC checks. For complete metadata make sure the viewer (ArcGIS or other software) is set to view FGDC metadata.

Name: Bathymetry/Bathy_NCRO_20250318_SanJoaquinRiver

Description:

Single Fused Map Cache: false

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Mensuration Capabilities: Basic

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Copyright Text: California Department of Water Resources, Division of Regional Assistance, North Central Region Office, Hydrography and Technical Support.

Service Data Type: esriImageServiceDataTypeGeneric

Min Values: -70.305946350098

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Mean Values: -28.690612935764

Standard Deviation Values: 13.983027197985

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Supported Operations: Export Image Identify Measure Compute Histograms Compute Statistics Histograms Get Samples Compute Class Statistics Query Boundary Compute Pixel Location Compute Angles Validate Project