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97 datasets

i17 LeveeCenterlineClass 2012

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 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 ...

DCD v1.0

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types: ZIP, DSS

Delta Channel Depletion (DCD v1.0) is an extension of Delta Evapotranspiration of Applied Water (DETAWv2.0). Based on the estimation of Delta ground s...

DETAW v2.0

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types: ZIP, PDF

Delta Evapotranspiration of Applied Water (DETAW v2.0) estimates the daily actual evapotranspiration(ET) and root zone water balance on 168 sub-areas ...

i03 Proposition1 Funding Areas

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This data depicts California Proposition 1 Funding Area boundaries as defined by Water Code §79744, which states, "(a) Of the funds authorized by...

Estimated Inundation Periods in the Yolo Bypass, 1998 – 2022

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types:

Largely supported by the Interagency Ecological Program (IEP), California Department of Water Resources (DWR) has operated a fish monitoring program i...

Estimates of Natural and Unimpaired Flows for the Central Valley of California: WY 1922-2014

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types: PDF

This report summarizes estimates of “natural” and “unimpaired” flows for all areas in the Central Valley tributary to the Sacramento – San Joaquin Del...

DSM2 FC.2023.01

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types: ZIP, HTML

Release Notes The following is a summary of the differences between the current release DSM2 FC.2023.01 and the previous release DSM2 v8.2.2: - ...

i12 Levee Breaks Historic

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Dataset was built over years based on a variety of sources and ongoing incidents during the period in which the dataset steward was in the Delta Levee...

i12 Flood Bypasses 2012

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This feature class is a vector file containing polygons that represent the flood control bypasses of the Sacramento and San Joaquin Rivers. Bypasses c...

i12 Flood Bypasses 2014

Published by: California Department of Water Resources
Last updated: Sunday, April 5, 2026
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This feature class is a vector file containing polygons that represent the flood control bypasses of the Sacramento and San Joaquin Rivers. Bypasses c...