Welcome to the California Regional Water Quality Control Board, Central Valley Region Welcome to the California Environmental Protection Agency
Governor
My Water Quality
Performance Report
Central Valley Regional Water Board Groundwater Quality Protection Strategy
FY 2016-2017 Central Valley Regional Water Board Program Fact Sheets
Central Valley Regional Water Quality Control Board
NOTICE - The Water Boards will be performing database maintenance starting at 4 PM today (Friday, 1/20/2017). This action will not affect this web site but will affect access to our enterprise applications (SMARTS, eWRIMS, etc.) and GIS services. The maintenance is expected to take about an hour to complete. We apologize for the inconvenience   (posted 1/20/2017)