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Surface Water - 2018 California Water Quality Status Report

Published by California State Water Resources Control Board | State of California | Metadata Last Checked: July 29, 2025 | Last Modified: 2019-10-29T16:08:44.666666
The California Water Quality Status Report is an annual data-driven snapshot of the Water Board’s water quality and ecosystem data. This second edition of the report is organized around the watershed from land to sea. Each theme-specific story includes a brief background, a data analysis summary, an overview of management actions, and access to the raw data. View the 2018 California Water Quality Status Report. Data for Fig. 8 Landscape Constraints on Stream Biological Integrity in the San Gabriel River Watershed can be downloaded from Zenodo. Data for Fig. 13 HAB Incident Reports Map can be downloaded from the California Open Data Portal. For more information please contact the Office of Information Management and Analysis (OIMA).

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