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PA- 2100126 and PA - 2200232 Project - 2 0 9 January 2023 <br /> San Joaquin County <br /> the State Water Resources Control Board ( State Water Board ) , Office of <br /> Administrative Law ( OAL ) and in some cases , the United States Environmental <br /> Protection Agency ( USEPA) . Basin Plan amendments only become effective after <br /> they have been approved by the OAL and in some cases , the USEPA . Every three <br /> ( 3 ) years , a review of the Basin Plan is completed that assesses the appropriateness <br /> of existing standards and evaluates and prioritizes Basin Planning issues . For more <br /> information on the Water Quality Control Plan for the Sacramento and San Joaquin <br /> River Basins , please visit our website : <br /> http : //www . waterboards . ca . gov/ centralvalley/water issues/ basin plans/ <br /> Antidegradation Considerations <br /> All wastewater discharges must comply with the Antidegradation Policy ( State Water <br /> Board Resolution 68 - 16 ) and the Antidegradation Implementation Policy contained in <br /> the Basin Plan . The Antidegradation Implementation Policy is available on page 74 <br /> at : <br /> https : //www . waterboards . ca . gov/ centralvalley/water issues/ basin plans/sacsir 2018 <br /> 05 . pd <br /> In part it states : <br /> Any discharge of waste to high quality waters must apply best practicable treatment <br /> or control not only to prevent a condition of pollution or nuisance from occurring, but <br /> also to maintain the highest water quality possible consistent with the maximum <br /> benefit to the people of the State . <br /> This information must be presented as an analysis of the impacts and potential <br /> impacts of the discharge on water quality, as measured by background <br /> concentrations and applicable water quality objectives . <br /> The antidegradation analysis is a mandatory element in the National Pollutant <br /> Discharge Elimination System and land discharge Waste Discharge Requirements <br /> ( WDRs ) permitting processes . The environmental review document should evaluate <br /> potential impacts to both surface and groundwater quality . <br /> II . Permitting Requirements <br /> Cannabis General Order <br /> Cannabis cultivation operations are required to obtain coverage under the State <br /> Water Resources Control Board ' s General Waste Discharge Requirements and <br /> Waiver of Waste Discharge Requirements for Discharges of Waste Associated with <br /> Cannabis Cultivation Activities Order No . WQ 2017- 0023 -DWQ (the Cannabis <br /> General Order) . Cultivators that divert and store surface water ( stream , lake , <br /> subterranean stream , etc . ) to irrigate cannabis also need a valid water right . <br /> The Water Boards Cannabis Cultivation Programs offer an easy - to - use online Portal <br /> for cultivators to apply for both Cannabis General Order coverage and a Cannabis <br /> Small Irrigation Use Registration ( SIUR ) water right , if needed . Visit the Water <br /> Boards Cannabis Cultivation Programs Portal at : <br /> https : // Public2 . waterboards . ca . gov/ CGO <br />