| R2-2022-0038 | Order No. R2-2022-0038 Waste Discharge Requirements for Mercury and PCBs from Municipal and Industrial Wastewater Discharges to San Francisco Bay | Order | various | December | 2022 |
| R2-2022-1018 | Order No. R2-2022-1018 Settlement Agreement and Stipulation for Entry of Administrative Civil Liability for Vista Corporation and Clover Flat Landfill Inc. | Order | Napa | November | 2022 |
| R2-2023-0001 | Order No. R2-2023-0001 Waste Discharge Requirements for Vallejo Flood and Wastewater District | Order | Solano | February | 2023 |
| R2-2023-0003 | Order No. R2-2023-0003 Waste Discharge Requirements for Silicon Valley Clean Water Wastewater Treatment Plant | Order | San Mateo County | March | 2023 |
| R2-2023-0002 | Order No. R2-2023-0002 Waste Discharge Requirements for Sewer Authority Mid-Coastside Wastewater Treatment Plant | Order | San Mateo County | March | 2023 |
| R2-2023-1003 | Order No. R2-2023-1003 Acceptance of Conditional Resolution and Waiver of Right to Hearing for City of St. Helena Wastewater Treatment and Reclamation Plant | Order | Napa | March | 2023 |
| R2-2023-0004 | Order No. R2-2023-0004 City and County of San Francisco Stipulated Administrative Civil Liability Settlement Order for Effluent Limitation Violations at the Southeast and Oceanside Water Pollution Control Plants | Order | San Francisco | April | 2023 |
| R2-2023-1004 | Order No. R2-2023-1004 Settlement Agreement and Stipulation for Entry of Administrative Civil Liability for West County Agency, West County Wastewater District | Order | Contra Costa County | April | 2023 |
| R2-2023-1005 | Order No. R2-2023-1005 Settlement Agreement and Stipulation for Entry of Administrative Civil Liability for North San Mateo County Sanitary District | Order | San Mateo County | March | 2023 |
| R2-2023-0006 | Order No. R2-2023-0006 Waste Discharge Requirements for Central Marin Sanitation Agency, San Rafael Sanitation District, Ross Valley Sanitary District, and Sanitary District No. 2 of Marin County | Order | Marin County | May | 2023 |
