Online Information Center
Is the River Healthy?
We conduct research to answer to this complex question. Browse through our San Diego River Online Information Center to learn more about our research and the health of the River.
Annual Water Quality Reports
The Water Quality Reports linked below present a comprehensive summary of water quality data collected monthly by SDRPF’s RiverWatch volunteer monitoring team since 2004, as well as assessment of the changes, patterns and trends in quality recorded over time and from one place to another throughout the Lower San Diego River Watershed.
- 2024 RiverWatch Water Quality Report and Appendix
- 2023 RiverWatch Water Quality Report and Appendix
- 2022 RiverWatch Water Quality Report and Appendix
- 2021 RiverWatch Water Quality Report and Appendix
- 2020 RiverWatch Water Quality Report and Appendix
- 2019 RiverWatch Water Quality Report and Appendix
- 2018 RiverWatch Water Quality Report and Appendix
- 2017 RiverWatch Water Quality Report and Appendix
- 2016 RiverWatch Water Quality Report and Appendix
- 2015 RiverWatch Water Quality Report and Appendix
- 2014 RiverWatch Water Quality Report and Appendix
- 2013 RiverWatch Water Quality Report and Appendix
- 2012 RiverWatch Water Quality Report and Appendix
- 2011 RiverWatch Water Quality Report and Appendix
- 2004-2010 River Watch Water Quality Report
For earlier reports, contact the San Diego River Park Foundation office at (619) 297-7380.
Monthly Water Quality Reports
- May 2025 Monthly Water Quality Report
- April 2025 Monthly Water Quality Report
- March 2025 Monthly Water Quality Report
- February 2025 Monthly Water Quality Report
- January 2025 Monthly Water Quality Report
- December 2024 Monthly Water Quality Report
- November 2024 Monthly Water Quality Report
- October 2024 Monthly Water Quality Report
- September 2024 Monthly Water Quality Report
- August 2024 Monthly Water Quality Report
- July 2024 Monthly Water Quality Report
- June 2024 Monthly Water Quality Report
- May 2024 Monthly Water Quality Report
For earlier reports, contact the San Diego River Park Foundation office at (619) 297-7380.
Other Studies and Reports: Archive
- Dissolved Oxygen Project Community Survey Results Report
- Lower San Diego River Exotic Weed Mapping Report - 2020
- Dissolved Oxygen Project Interim Report: 2017 Field Season (San Diego State)
- Technical Memo: Dissolved Oxygen Levels at Mast Park East (John Kennedy and Gary Strawn)
- Technical Support Memo: Upper FSDRIP Hydrology and Water Quality (John Kennedy)
- 2016 Annual Report
- "Analysis Of Anionic Contribution To Total Dissolved Solids In The Lower San Diego River," a student research project by Janae Fried, San Diego State University, 2015.
- "Assessing Ecological Health of the San Diego River," a report by the San Diego Regional Water Quality Control Board.
- "Overview of Dissolved Oxygen levels monitored in the Lower San Diego River," by John Kennedy, SDRPF RiverWatch volunteer leader.
- Lower San Diego River Streamflow and Water Quality metrics monitored by RiverWatch, by John Kennedy, SDRPF RiverWatch volunteer leader.
- 2012 Spray Paint Can Study
- "A Brief Walk On The San Diego River," a Field Guide created by Francis Parker School student Mary Isler.