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Search Water datasets

499 datasets

Central Valley Water Board E. coli Monitoring Results

  • Published by: California State Water Resources Control Board
  • Last updated: Thursday, April 16, 2026
  • 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...

DSM2

  • Published by: California Department of Water Resources
  • Last updated: Sunday, April 19, 2026
  • File types: HTML, ZIP, APPLICATION/X-MSDOS-PROGRAM, PDF

DSM2 models, data, and other resources. The links are in chronological order, with most recent releases at the top. * The Delta Simulation Model I...

Surface Water - Chemistry Results - CEDEN Augmentation

  • Published by: California State Water Resources Control Board
  • Last updated: Wednesday, April 15, 2026
  • File types: CSV, PDF

This dataset includes field and lab chemistry data that has been submitted to the [California Environmental Data Exchange Network](https://ceden.water...

Surface Water - Habitat Results

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, April 14, 2026
  • File types: PDF, ZIP, CSV

This data provides results from field analyses, from the [California Environmental Data Exchange Network](https://ceden.waterboards.ca.gov) (CEDEN). T...

Surface Water - Aquatic Organism Tissue Sample Results

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, April 14, 2026
  • File types: PDF, ZIP, CSV

This data set provides results of tissue from organisms found in surface waters, from the [California Environmental Data Exchange Network](https://ced...

Surface Water - Chemistry Results

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, April 14, 2026
  • File types: PDF, ZIP, CSV

This data provides results from the [California Environmental Data Exchange Network](https://ceden.waterboards.ca.gov) (CEDEN) for field and lab chemi...

Surface Water - Benthic Macroinvertebrate Results

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, April 14, 2026
  • File types: PDF, CSV, ZIP

Data collected for marine benthic infauna, freshwater benthic macroinvertebrate (BMI), algae, bacteria and diatom taxonomic analyses, from the [Califo...

Surface Water - Toxicity Results

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, April 14, 2026
  • File types: PDF, CSV, ZIP

Surface water toxicity data from the [California Environmental Data Exchange Network](https://ceden.waterboards.ca.gov) (CEDEN). CEDEN is the Californ...

Surface Water - Sampling Location Information

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, April 14, 2026
  • File types: PDF, CSV

Information about sampling locations for data from the [California Environmental Data Exchange Network](https://ceden.waterboards.ca.gov) (CEDEN). Thi...

Surface Water - Water Quality Regulated Facility Information

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, April 14, 2026
  • File types: CSV, XLSX, PDF

Information regarding site visits of facilities that discharge wastewater, from the [California Integrated Water Quality System](https://www.waterboar...