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7 datasets

Wild and Scenic Rivers, California State Designations Only, 2020

  • Published by: California Department of Water Resources
  • Last updated: Friday, June 6, 2025
  • 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...

Interagency Ecological Program: Drift invertebrate catch and water quality from the Sacramento River channel, and Sacramento River floodplain and tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998-2019

  • Published by: California Department of Water Resources
  • Last updated: Friday, June 6, 2025
  • File types:

Largely supported by the Interagency Ecological Program (IEP), the California Department of Water Resources (DWR) has operated a fisheries and inverte...

Interagency Ecological Program: Zooplankton catch and water quality data from the Sacramento River floodplain and tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998-2018.

  • Published by: California Department of Water Resources
  • Last updated: Thursday, June 5, 2025
  • File types:

Largely supported by the Interagency Ecological Program (IEP), the California Department of Water Resources (DWR) has operated a fisheries and inverte...

Interagency Ecological Program: Fish catch and water quality data from the Sacramento River floodplain and tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998-2023.

  • Published by: California Department of Water Resources
  • Last updated: Friday, June 6, 2025
  • File types:

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

National Hydrography Data - NHD and 3DHP

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 7, 2025
  • File types: ZIP, WEBSITE, ARCGIS GEOSERVICES REST API, PDF, CSV

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

Estimated Inundation Periods in the Yolo Bypass, 1998 – 2022

  • Published by: California Department of Water Resources
  • Last updated: Friday, June 6, 2025
  • File types:

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

Interagency Ecological Program: Discrete water quality monitoring in the Sacramento-San Joaquin Bay-Delta, collected by the Environmental Monitoring Program, 2000-2018.

  • Published by: California Department of Water Resources
  • Last updated: Friday, June 6, 2025
  • File types:

The Interagency Ecological Program’s (IEP) Environmental Monitoring Program (EMP) has historically monitored discrete water quality and nutrients in t...