| Active projects | Workplans |
| California Estuary Marine Protected Areas Monitoring Program | Link |
| Effects of Street Sweeping on Wet Weather Pollutant Loading and Concentrations from Southern California Roadways | Link |
| Framework for Improving Biological Conditions in Modified Streams | Link |
| Microplastics Sample Collection Method Evaluation and Standardization Workplan (OPC) | Link |
| Mechanistic Studies on Pollutant Removal by Stormwater BMPs | Link |
| Recreational and Subsistence Fishing in Urban Lakes in the Los Angeles Region (Region 4) | Link |
| Screening of Emerging Contaminants Using Cell Bioassays (OEHHA) | Link |
| SMC Regional BMP Monitoring Network | Link |
| SMC Regional Watershed Monitoring Program | Link |
| Southern California Bight Regional Monitoring Program | Link |