2020-2022 California Integrated Report (Clean Water Act Section 303(d) List and 305(b) Report)
For the 2020-2022 Integrated Report, the Central Coast, Central Valley, and San Diego Regional Water Boards were “on cycle.” In addition, the Colorado River Basin Regional Water Board conducted an “off-cycle” assessment for one or more waterbodies within their region. For the 2020-2022 Integrated Report, the State Board administer the public process. The 2020-2022 Integrated Report was approved by U.S. EPA on May 11, 2022.
Project Timeline
| June 4, 2021 | June 4, 2021 to July 16, 2021 |
July 6, 2021 | December 2021 | January 19, 2022 | April 1, 2022 | May 11, 2022 |
|---|---|---|---|---|---|---|
| Draft Staff Report released | Public Comment Period | Hearing on the proposed statewide 303(d) List | Release of Revised Staff Report and Response to Comments | Adoption Meeting on proposed statewide 303(d) list | Submittal to U.S. EPA | Approval by U.S. EPA |
Adoption Meeting, Final Staff Report, and Final Response to Comments – March 23, 2022
- Recording of January 19, 2022 Board Meeting – see Item 9 for Adoption of 2020-2022 Integrated Report for Clean Water Act 303(d) List and 305(b) Report
- Final Resolution for the 2020-2022 Integrated Report for Clean Water Act 303(d) List and 305(b) Report
- Final Summary of Comments and Responses for the 2020-2022 Integrated Report for Clean Water Act 303(d) List and 305(b) Report
- Final Staff Report for the 2020-2022 Integrated Report for Clean Water Act 303(d) List and 305(b) Report
- Final Revised Appendix A: Recommended 2020-2022 303(d) List of Impaired Waters
- Final Revised Appendix B: Statewide Waterbody Fact Sheets
- Final Revised Appendix C: Integrated Report Condition Category Reports
- Appendix C1: Category 1 Waterbody Segments
- Appendix C2: Category 2 Waterbody Segments
- Appendix C3: Category 3 Waterbody Segments
- Appendix C4a: Category 4a Waterbody Segments
- Appendix C4b: Category 4b Waterbody Segments
- Appendix C4c: Category 4c Waterbody Segments
- Appendix C5: Category 5 Waterbody Segments
- Final Appendix D: List of Adopted TMDLs
- Final Appendix E: Generalized Flowchart for Fish Tissue Mercury Objective Assessments
- Final Appendix F: Miscellaneous Mapping Changes Report
- Final Appendix G: Reference Reports
- Appendix G1: Region 1 Reference Report
- Appendix G2: Region 2 Reference Report
- Appendix G3: Region 3 Reference Report
- Appendix G4: Region 4 Reference Report
- Appendix G5: Region 5 Reference Report
- Appendix G6: Region 6 Reference Report
- Appendix G7: Region 7 Reference Report
- Appendix G8: Region 8 Reference Report
- Appendix G9: Region 9 Reference Report
- Appendix G10: Statewide Reference Report
- Final Appendix H: 2018 303(d) List of Impaired Waters
- Final Revised Appendix I: Central Coast Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Final Revised Appendix J: Central Valley Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Final Appendix K: San Diego Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Final Appendix L: Colorado River Basin Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Final Appendix M: List of Retired Lines of Evidence
- Final Appendix N: List of Summing Pollutants
- Final Appendix O: List of Central Valley Regional Water Board Mis-Mapped Stations to be Corrected
- Final Appendix P: List of Decisions to Correct Pyrethroids in Sediment Labelling Error
- Final Appendix Q: List of Decisions to Correct for Westside San Joaquin Coalition Pesticide Data Re-Assessments
- Final Appendix R: List of Central Valley Regional Water Board Station Location Revisions to Correct Mapping Error and Listing Recommendation Updates
- Final Appendix S: List of Central Valley Regional Water Board Revised Trihalomethane Decisions
- Final Appendix T: List of Central Valley Regional Water Board Corrected Dissolved Oxygen SSO LOEs
- Final Appendix U: List of Central Valley Regional Water Board Revised Decisions Associated with Stormwater Outfall Sites
- Final mapping visualization tool for the 2020-2022 Integrated Report for Clean Water Act 303(d) List
First Revised Proposed Final Staff Report - January 14, 2022
- First Revised Proposed Final Staff Report for the 2020-2022 Integrated Report for Clean Water Act 303(d) List and 305(b) Report
- Revised Appendix A: Recommended 2020-2022 303(d) List of Impaired Waters
- Revised Appendix B: Statewide Waterbody Fact Sheets
- Revised Appendix C: Integrated Report Condition Category Reports
- Appendix C1: Category 1 Waterbody Segments
- Appendix C2: Category 2 Waterbody Segments
- Appendix C3: Category 3 Waterbody Segments
- Appendix C4a: Category 4a Waterbody Segments
- Appendix C4b: Category 4b Waterbody Segments
- Appendix C4c: Category 4c Waterbody Segments
- Appendix C5: Category 5 Waterbody Segments
- Revised Appendix I: Central Coast Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Revised Appendix J: Central Valley Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- 2020-2022 Aluminum Data Set for Cursory Review
Notices and Proposed Final Integrated Report, Staff Report, and Response to Comments - December 17, 2021
- Notice of Consideration of Adoption of California’s 2020-2022 Clean Water Act Section 303(d) List, and Notice of Availability of Proposed Final Documents and Responses to Comments
- Proposed Final Summary of Comments and Responses for the 2020-2022 Integrated Report for Clean Water Act 303(d) List and 305(b) Report
- Proposed Final Staff Report for the 2020-2022 Integrated Report for Clean Water Act 303(d) List and 305(b) Report
- Appendix A: Recommended 2020-2022 303(d) List of Impaired Waters
- Appendix B: Statewide Waterbody Fact Sheets
- Appendix C: Integrated Report Condition Category Reports
- Appendix C1: Category 1 Waterbody Segments
- Appendix C2: Category 2 Waterbody Segments
- Appendix C3: Category 3 Waterbody Segments
- Appendix C4a: Category 4a Waterbody Segments
- Appendix C4b: Category 4b Waterbody Segments
- Appendix C4c: Category 4c Waterbody Segments
- Appendix C5: Category 5 Waterbody Segments
- Appendix D: List of Adopted TMDLs
- Appendix E: Generalized Flowchart for Fish Tissue Mercury Objective Assessments
- Appendix F: Miscellaneous Mapping Changes Report
- Appendix G: Reference Reports
- Appendix G1: Region 1 Reference Report
- Appendix G2: Region 2 Reference Report
- Appendix G3: Region 3 Reference Report
- Appendix G4: Region 4 Reference Report
- Appendix G5: Region 5 Reference Report
- Appendix G6: Region 6 Reference Report
- Appendix G7: Region 7 Reference Report
- Appendix G8: Region 8 Reference Report
- Appendix G9: Region 9 Reference Report
- Appendix G10: Statewide Reference Report
- Appendix H: 2018 303(d) List of Impaired Waters
- Appendix I: Central Coast Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Appendix J: Central Valley Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Appendix K: San Diego Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Appendix L: Colorado River Basin Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Appendix M: List of Retired Lines of Evidence
- Appendix N: List of Summing Pollutants
- Appendix O: List of Central Valley Regional Water Board Mis-Mapped Stations to be Corrected
- Appendix P: List of Decisions to Correct Pyrethroids in Sediment Labelling Error
- Appendix Q: List of Decisions to Correct for Westside San Joaquin Coalition Pesticide Data Re-Assessments
- Appendix R: List of Central Valley Regional Water Board Station Location Revisions to Correct Mapping Error and Listing Recommendation Updates
- Appendix S: List of Central Valley Regional Water Board Revised Trihalomethane Decisions
- Appendix T: List of Central Valley Regional Water Board Corrected Dissolved Oxygen SSO LOEs
- Appendix U: List of Central Valley Regional Water Board Revised Decisions Associated with Stormwater Outfall Sites
- Final mapping visualization tool for the 2020-2022 Integrated Report for Clean Water Act 303(d) List
Notices and Draft Staff Report
- Video recording of the July 6, 2021 State Water Board Hearing on the draft 303(d) list
- Presentation slides for the July 6, 2021 State Water Board Hearing on the draft 303(d) list
- Notice of Public Hearing and Opportunity for Public Comment for the Draft 2020-2022 California Clean Water Act Section 303(d) List
- Draft Staff Report for the 2020-2022 Integrated Report for Clean Water Act 303(d) List and 305(b) Report
- Appendix A: Recommended 2020-2022 303(d) List of Impaired Waters
- Appendix B: Statewide Waterbody Fact Sheets
- Appendix C: Integrated Report Condition Category Reports
- Appendix C1: Category 1 Waterbody Segments
- Appendix C2: Category 2 Waterbody Segments
- Appendix C3: Category 3 Waterbody Segments
- Appendix C4a: Category 4a Waterbody Segments
- Appendix C4b: Category 4b Waterbody Segments
- Appendix C4c: Category 4c Waterbody Segments
- Appendix C5: Category 5 Waterbody Segments
- Appendix D: List of Adopted TMDLs
- Appendix E: Generalized Flowchart for Fish Tissue Mercury Objective Assessments
- Appendix F: Miscellaneous Mapping Changes Report
- Appendix G: Reference Reports
- Appendix G1: Region 1 Reference Report
- Appendix G2: Region 2 Reference Report
- Appendix G3: Region 3 Reference Report
- Appendix G4: Region 4 Reference Report
- Appendix G5: Region 5 Reference Report
- Appendix G6: Region 6 Reference Report
- Appendix G7: Region 7 Reference Report
- Appendix G8: Region 8 Reference Report
- Appendix G9: Region 9 Reference Report
- Appendix G10: Statewide Reference Report
- Appendix H: 2018 303(d) List of Impaired Waters
- Appendix I: Central Coast Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Appendix J: Central Valley Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Appendix K: San Diego Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Appendix L: Colorado River Basin Regional Water Board – New Waterbody-Pollutant Combination Listings and Delistings
- Appendix M: List of Retired Lines of Evidence
- Draft mapping visualization tool for the 2020-2022 Integrated Report for Clean Water Act 303(d) List.
- 2020-2022 Revised Data Solicitation Notice
- 2020-2022 Data Solicitation Notice
- 2020-2022 Data Dictionary
