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848 datasets

Bay-Delta SCHISM Input Data

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: TH, TAR, ZIP

Boundary forcing data for historical modeling with Bay-Delta SCHISM 2008-2016....

National Hydrography Data - NHD and 3DHP

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: WEBSITE, ARCGIS GEOSERVICES REST API, PDF, ZIP, CSV

The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data th...

South Delta Studies Reference

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: ZIP, PDF, WMV, HTML

Studies done in the South Delta by various agencies...

Wild and Scenic Rivers, California State Designations Only, 2020

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: ZIP, PDF

California Public Resources Code, Chapter 1.4. California Wild and Scenic Rivers Act, Section 5093.50. It is the policy of the State of California tha...

Bay-Delta SCHISM Milestone Mesh Versions

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: GZIP

This dataset includes gzipped files formats native to the Surface Water Modeling System (SMS) grid generation software or *.gr3 format native to SCHIS...

i15 SWP Monuments

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This dataset is a compilation of survey monuments as points used by the State of California, Department of Water Resources. The associated data is con...

Hydrography Presentations

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: PDF, WEB VIDEOS

Slides, handouts, and recordings that have been presented at various conferences, workshops, and webinars by the California National Hydrography Stewa...

Watershed Boundary Dataset (WBD)

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: FILE GEODATABASE OR SHAPEFILE, ARCGIS GEOSERVICES REST API, WEBSITE, PDF

The Watershed Boundary Dataset (WBD) from USGS' The National Map (TNM) defines the perimeter of drainage areas formed by the terrain and other landsca...

2020 DSM2 v 8.2.0 Calibration

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: DSS, ARCGIS, CSDP .CDN FILE

Files related to the 2020 calibration of DSM2 v 8.2.0...

Airborne electromagnetic (AEM) Pilot Studies

Published by: California Department of Water Resources
Last updated: Thursday, May 21, 2026
File types: PDF, ZIP

Airborne electromagnetic (AEM) geophysical data were collected in California as a part of AEM pilot studies. The purpose of the AEM pilot studies was ...