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256 datasets

i12 Levee Breaks Historic

Published by: California Department of Water Resources
Last updated: Thursday, July 10, 2025
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...

i04 CIMIS Weather Stations

Published by: California Department of Water Resources
Last updated: Thursday, July 10, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The California Irrigation Management Information System (CIMIS) currently manages over 145 active weather stations throughout the state. Archived data...

i08 B118 CA GroundWaterBasins 2003

Published by: California Department of Water Resources
Last updated: Thursday, July 10, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Archived on 20161130 and the name was change from i08_B118_CA_GroundwaterBasins to i08_B118_CA_GWaterBasins20161130. The dataset is a feature class sh...

i03 IRWM Regions

Published by: California Department of Water Resources
Last updated: Thursday, July 10, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The Region Acceptance Process (RAP) is a component of the Integrated Regional Water Management (IRWM) Program Guidelines and is used to evaluate and a...

i03 Delta PrimarySecondary Zones

Published by: California Department of Water Resources
Last updated: Thursday, July 10, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

Delta Primary Zone Boundary The history of the primary zone boundary is as follows: the Primary Zone was defined in the 1992 Delta Flood Protection Ac...

Region Land Use Surveys

Published by: California Department of Water Resources
Last updated: Thursday, July 10, 2025
File types: ZIP, SHP

This is collection of DWR Region Land Use Surveys. These include several county land use surveys, In addition, you may scroll the list below to down...

i06 Contours 1ft Delta 2007

Published by: California Department of Water Resources
Last updated: Thursday, July 10, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

One foot contours developed from Delta LIDAR. LIDAR was developed under a contract between California DWR and URS Corporation (DRMS contract), with Fu...

i08 B118 CA GroundwaterBasins 2016

Published by: California Department of Water Resources
Last updated: Thursday, July 10, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The dataset is a feature class showing the boundaries of 517 groundwater basins and subbasins as defined by the California Department of Water Resourc...

i15 SWP Monuments

Published by: California Department of Water Resources
Last updated: Wednesday, July 9, 2025
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...

i03 Groundwater Sustainability Plan Areas

Published by: California Department of Water Resources
Last updated: Thursday, July 10, 2025
File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

The passage of the Sustainable Groundwater Management Act (SGMA) in 2014 set forth a statewide framework to help protect groundwater resources over th...