| #Q001 | administrative | operational | mandatory | Title 27 Exemption Consistency | wastewater | Discharges that qualify for exemption from Title 27 must be consistent with the exemptions provided in Title 27 section 20090. | When discharges qualify for exemption from Title 27 | high |
| #Q002 | administrative | operational | mandatory | Permit Application Requirement | wastewater, agricultural water, other | If your activities, discharges, or proposed activities or discharges from your property or business could affect California's surface, coastal, or ground waters, in most cases you will need to apply for a permit from the appropriate Regional Water Quality Control Board. | If activities, discharges, or proposed activities or discharges from a property or business could affect California's surface, coastal, or ground waters | high |
| #Q003 | operational | operational | guidance | Indicator Bacteria Natural Sources Exclusion Approach | recreational water | Allows the use of a reference system and anti-degradation approach or natural sources exclusion approach during implementation of indicator bacteria water quality objectives for the contact water recreation (REC-1) and noncontact water recreation (REC-2) beneficial uses | During implementation of indicator bacteria water quality objectives for REC-1 and REC-2 beneficial uses | high |
| #Q004 | prohibition | treatment | guidance | Recycled Wastewater Surface Water Discharge Exception | drinking water, wastewater | An Exception to the Prohibition of Discharges of Recycled Wastewater to Surface Water Bodies Used for Municipal Water Supply (Resolution No. 96-30) | Applies to discharges of recycled wastewater to surface water bodies used for municipal water supply | high |
| #Q005 | administrative | operational | guidance | Compliance Time Schedule Authorization | other | Incorporates authorization for compliance time schedules in Waste Discharge Requirements that implement National Pollutant Discharge Elimination System regulations and federal Clean Water Act requirements issued by the San Diego Water Board | For Waste Discharge Requirements implementing NPDES or Clean Water Act requirements | high |
| #Q006 | operational | operational | mandatory | OWTS Implementation for Interconnected Waters | wastewater | This amendment also incorporated the OWTS Policy, added implementation measures for areas where surface and groundwater are interconnected | In areas where surface and groundwater are interconnected | high |
| #Q007 | administrative | reporting | guidance | Public Records Access Procedure | other | To request a file review please contact the Regional Board receptionist at (619) 516-1990, or email rb9_records@waterboards.ca.gov | Applies when requesting review of documents associated with Basin Plan Amendments | high |
| #Q008 | administrative | operational | mandatory | Basin Plan Review Cycle | other | The Plans are reviewed on a three-year cycle, during which new science, new water quality problems, and new or changed laws or regulatory approaches are considered. | During the three-year planning cycle | high |
| #Q009 | operational | treatment | mandatory | Los Penasquitos Lagoon Sediment TMDL Implementation | aquatic life | This TMDL establishes waste load allocations, load reductions, numeric targets, and an implementation plan to address sediment impairments in Los Penasquitos Lagoon | Applies to sediment impairments in Los Penasquitos Lagoon | high |
| #Q010 | operational | treatment | mandatory | Twenty Beaches and Creeks Indicator Bacteria TMDLs Implementation | recreational water | This TMDL establishes waste load allocations, load reductions, numeric targets, and an implementation plan to address indicator bacteria impairments | Applies to twenty beaches and creeks in the San Diego Region including Tecolote Creek | high |
| #Q011 | operational | treatment | mandatory | Baby Beach and Shelter Island Shoreline Park Indicator Bacteria TMDLs Implementation | recreational water | This TMDL establishes waste load allocations, load reductions, numeric targets, and an implementation plan to address elevated levels of indicator bacteria impairments | Applies to Baby Beach in Dana Point Harbor and Shelter Island Shoreline Park in San Diego Bay | high |
| #Q012 | operational | treatment | mandatory | Chollas Creek Copper, Lead, and Zinc TMDLs Implementation | aquatic life | This TMDL establishes waste load allocations, load reductions, numeric targets, and an implementation plan to address impairments of Copper, Lead, and Zinc in Chollas Creek. Numeric targets for this TMDL are calculated based on a site-specific water effect ratio. | Applies to Copper, Lead, and Zinc impairments in Chollas Creek | high |
| #Q013 | operational | treatment | mandatory | Rainbow Creek Nitrogen and Phosphorus TMDLs Implementation | aquatic life | This TMDL establishes waste load allocations, load reductions, numeric targets, and an implementation plan to address impairments of nitrogen and phosphorus in Rainbow Creek | Applies to nitrogen and phosphorus impairments in Rainbow Creek | high |
| #Q014 | operational | treatment | mandatory | Shelter Island Yacht Basin Dissolved Copper TMDL Implementation | aquatic life | This TMDL establishes waste load allocations, load reductions, numeric targets, and an implementation plan to address impairments of dissolved copper at the Shelter Island Yacht Basin | Applies to dissolved copper impairments at the Shelter Island Yacht Basin | high |
| #Q015 | operational | treatment | mandatory | Chollas Creek Diazinon TMDL Implementation | aquatic life | This TMDL establishes waste load allocations, load reductions, numeric targets, and an implementation plan to address impairments of the pesticide Diazinon in Chollas Creek | Applies to Diazinon pesticide impairments in Chollas Creek | high |