California Environmental Data Exchange Network

The California State Water Resources Control Board California Environmental Data Exchange Network (CEDEN) is a system designed to facilitate the integration and sharing of California's water resource monitoring data collected by many different participants. The purpose of this dataset is to show locations of water quality, toxicity, tissue, and benthic monitoring stations and to link back to a database of detailed information that is available for download.
  • About
  • Data Access
  • Status and Source
  • Additional Resources