Article 7 - Colorado River Basin Region
- Section 3960 - Water Quality Control Plans
- Section 3961 - Establishment of a Total Maximum Daily Load for Sedimentation/Siltation for the Alamo River
- Section 3962 - A Total Maximum Daily Load for Pathogens in the New River
- Section 3963 - Establishment of a Total Maximum Daily Load for Sedimentation/Siltation for the New River
- Section 3964 - Prohibition of the Discharge of Individual Subsurface Wastewater Disposal Systems in the Cathedral City Cove
- Section 3965 - Prohibition of Discharge from Septic Tanks on Parcels that Overlie the Mission Creek or the Desert Hot Springs Aquifers
- Section 3966 - Total Maximum Daily Load for Sedimentation/Siltation for the Niland 2, P, and Pumice Imperial Valley Drains and Implementation Plan
- Section 3967 - Total Maximum Daily Load and Implementation Plan for Trash in the New River at the International Boundary, Imperial County, California
- Section 3968 - Total Maximum Daily Load and Implementation Plan for Bacterial Indicators in the Coachella Valley Stormwater Channel
- Section 3969 - Establishment of a Total Maximum Daily Load and Implementation Plan for Dissolved Oxygen in the New River at the International Boundary, Imperial County, California
- Section 3969.1 - Prohibition of Discharges of Wastewater into the Ground from Septic Systems in the Town of Yucca Valley
- Section 3969.2 - Revision of Indicator Bacteria to Designate E. Coli as the Sole Indicator for a 17-Mile Reach of the Coachella Valley Storm Water Channel
- Section 3969.3 - Amendment to the Water Quality Control Plan for the Colorado River Basin Region to Correct or Update Language, Tables, and Figures
- Section 3969.4 - Onsite Wastewater Treatment System Requirements
- Section 3969.5 - Updates to Bacteria Water Quality Objectives
- Section 3969.6 - Total Maximum Daily Loads for Organophosphate and Organochlorine Compounds in Imperial Valley Waters