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421 datasets

i17 LeveeCenterlineClass 2012

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This line feature class represents levee centerlines for 93 Levee Maintenance Agencies/Reclamation Districts in the Sacramento-San Joaquin Delta. The ...

i17 StateWaterProject Centerline

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The purpose of this feature class is to delineate an approximate centerline for the State Water Project canals.This dataset is current as of 5/20/2025...

i17 StateWaterProject ConstructionDivisions

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a line dataset that delineates the extent of State Water Project construction divisions. The locations of the construction divisions were deri...

i17 StateWaterProject Repayment Reaches

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a line dataset that delineates the extent of State Water Project repayment reaches. The locations of the repayment reaches were derived from D...

i18 Deepwater Ship Channels

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, OGC WFS, OGC WMS, CSV, ZIP, GEOJSON, KML

Dataset contains polygon features of deepwater ship channels, specifically the Sacramento and Stockton Deepwater Ship Channels in the California Delta...

Paleo-Dendrochronological "Tree-Ring" Hydroclimatic Reconstructions for Northern and Southern California River Basins

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: PDF, CSV, ZIP

### Background Tree-ring chronologies allow assessment of hydrologic variability over centuries to millennia, gives historic context for assessing re...

Gridded Weather Generator Perturbations of Historical Detrended and Stochastically Generated Temperature and Precipitation for the State of CA and HUC8s

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: TXT, JPEG, XLSX, CSV, NETCDF

The Weather Generator Gridded Data consists of two products: [1] statistically perturbed gridded 100-year historic daily weather data including pre...

Final State Water Project Delivery Capability Report 2023

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: PDF, URL

State Water Project Final Delivery Capability Report 2023...

Bay-Delta SCHISM Atmospheric Collection v2.0

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: TAR.GZ

This dataset collects together collated and interpolated data required to run schism and are formatted for use in the model. SCHISM requires atmopheri...

Bay-Delta SCHISM Atmospheric Collection v1.0 [SUPERSEDED]

Published by: California Department of Water Resources
Last updated: Thursday, May 14, 2026
File types: GZIP, CSV

This dataset is SUPERSEDED. Unless you have a particular motive and really know what you are doing, please use the newer version: https://data.cnra.ca...