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Search Water datasets

623 datasets

Surface Water - Aquatic Organism Tissue Sample Results

  • Published by: California State Water Resources Control Board
  • Last updated: Friday, March 21, 2025
  • 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 (CEDEN). The ...

Surface Water - Chemistry Results

  • Published by: California State Water Resources Control Board
  • Last updated: Friday, March 21, 2025
  • File types: PDF, ZIP, CSV

This data provides results from chemistry and field analyses, from the California Environmental Data Exchange Network (CEDEN). The data set contains t...

Surface Water - Benthic Macroinvertebrate Results

  • Published by: California State Water Resources Control Board
  • Last updated: Friday, March 21, 2025
  • File types: PDF, CSV, ZIP

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

Surface Water - Toxicity Results

  • Published by: California State Water Resources Control Board
  • Last updated: Friday, March 21, 2025
  • File types: PDF, CSV, ZIP

Surface water toxicity data from the California Environmental Data Exchange Network (CEDEN). CEDEN is the California State Water Board's data system f...

Surface Water - Sampling Location Information

  • Published by: California State Water Resources Control Board
  • Last updated: Friday, March 21, 2025
  • File types: PDF, CSV

Information about sampling locations for data from the California Environmental Data Exchange Network (CEDEN). This set of station/project combination...

Central Valley Water Board E. coli Monitoring Results

  • Published by: California State Water Resources Control Board
  • Last updated: Thursday, March 20, 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 fecal ...

Water Quality - Effluent - Electronic Self-Monitoring Report (eSMR) Data

  • Published by: California State Water Resources Control Board
  • Last updated: Thursday, March 20, 2025
  • File types: ZIP, CSV

Wastewater discharges are regulated by the Water Board. Those regulated are generally required to submit Self-Monitoring Reports to the State or Regio...

Integrated Water Flow Model (IWFM)

  • Published by: California Department of Water Resources
  • Last updated: Monday, April 21, 2025
  • File types: PDF, ZIP

Publicly available versions of the Integrated Water Flow Model (IWFM)...

Surface Water - Water Quality Regulatory Information

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, March 18, 2025
  • File types: CSV, PDF

This data set lists active and historical enforcement actions records that are stored in the California Integrated Water Quality System (CIWQS). Enfor...

Surface Water - Water Quality Regulated Facility Information

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, March 18, 2025
  • File types: CSV, XLSX, PDF

Information regarding site visits of facilities that discharge wastewater, from the California Integrated Water Quality System (CIWQS). ...