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22 datasets

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: Discrete water quality and phytoplankton data from the Sacramento River floodplain and Yolo Bypass tidal slough, collected by the Yolo Bypass Fish Monitoring Program, 1998 - 2022

  • Published by: California Department of Water Resources
  • Last updated: Saturday, June 7, 2025
  • File types: DATA

The Yolo Bypass Fish Monitoring Program (YBFMP) operates a rotary screw trap and fyke trap and conducts biweekly beach seine and lower trophic surveys...

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: Saturday, June 7, 2025
  • File types:

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

SSWP Pyramid Reach BMIs

  • Published by: California Department of Water Resources
  • Last updated: Saturday, May 31, 2025
  • File types: ZIP

The SSWP Pyramid Reach BMIs Study is one of many relicensing documents for the South SWP (SSWP) Hydropower Project Number 2426. The California Departm...

Central Valley Water Board E. coli Monitoring Results

  • Published by: California State Water Resources Control Board
  • Last updated: Thursday, June 5, 2025
  • File types: CSV

Draft - E. coli monitoring results from the Central Valley Regional Water Quality Control Board. _E. coli_ is a type of bacteria used to indicate feca...

SWAMP Data Dashboard

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, June 3, 2025
  • File types: CSV

The Surface Water Ambient Monitoring Program (SWAMP) mission is to provide resource managers, decision makers, and the public with timely, high-qualit...

i08 Stations Monitoring Continuous Hydstra POR

  • Published by: California Department of Water Resources
  • Last updated: Tuesday, June 3, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point feature class of environmental monitoring stations maintained in the California Department of Water Resources’ (hereafter the Departme...

i08 Stations Monitoring Continuous Hydstra

  • Published by: California Department of Water Resources
  • Last updated: Wednesday, June 4, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML

This is a point feature class of environmental monitoring stations maintained in the California Department of Water Resources’ (hereafter the Departme...

i08 Stations Monitoring Continuous Hydstra Period

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

This is a point feature class of environmental monitoring stations maintained in the California Department of Water Resources’ (hereafter the Departme...

DWR Continuous Data Download Links

  • Published by: California Department of Water Resources
  • Last updated: Sunday, June 8, 2025
  • File types: CSV

Stations and a table of download links for time-series data, from DWR's continuous environmental monitoring database. For more information, see DWR's...