2018 California Integrated Report (Clean Water Act Section 303(d) List and 305(b) Report)

For the 2018 Integrated Report, the North Coast, Lahontan, and Colorado River Basin Regional Water Boards are “on cycle.” In addition, the San Francisco Bay, Los Angeles, Central Valley, and San Diego Regional Water Boards conducted “off-cycle” assessments for one or more waterbodies within their respective regions. The 2018 Integrated Report was approved by U.S. EPA on June 9, 2021.

Now Available!