| Reg. Measure ID | 
                  Organization | 
                  Regulatory Measure Type | 
                  Program | 
                  Effective Date | 
                  Status | 
                
                
                  
      			   
                    
                      
                      
                        | 185349 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    05/21/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 397725 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    401 Certification | 
                    CERFILLEXC | 
                    08/06/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 400841 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    401 Certification | 
                    CERFILLEXC | 
                    06/24/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 404550 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    01/27/2016 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 404551 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    01/27/2016 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 404552 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    01/27/2016 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 404554 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    01/27/2016 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 404555 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    01/27/2016 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 404557 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    01/27/2016 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 409916 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    401 Certification | 
                    CERFILLEXC | 
                    04/05/2007 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 411479 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    01/06/2017 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 411526 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    01/13/2017 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 411691 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    01/30/2017 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 449487 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    401 Certification | 
                    CERFILLEXC | 
                    12/14/2022 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 449546 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    401 Certification | 
                    CERFILLEXC | 
                    06/06/2023 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 450800 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    401 Certification | 
                    CERFILLEXC | 
                    07/07/2023 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 450803 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    03/03/2023 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 455229 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    Enrollee - 401 Certification | 
                    CERREST | 
                    12/27/2023 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 456060 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    03/08/2024 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 456342 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    401 Certification | 
                    CERFILLEXC | 
                    04/16/2024 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 456540 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    401 Certification | 
                    CERFILLEXC | 
                    10/02/2025 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 457816 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    401 Certification | 
                    CERFILLEXC | 
                    09/12/2024 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 458094 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    08/21/2024 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 458290 | 
                      
                    
                    San Luis Obispo Cnty PWD | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    10/05/2023 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 458620 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    401 Certification | 
                    CERFILLEXC | 
                    05/19/2025 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 461452 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    401 Certification | 
                    CERFILLEXC | 
                    08/08/2025 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 461474 | 
                      
                    
                    San Luis Obispo County Department of Public Works | 
                    401 Certification | 
                    CERFILLEXC | 
                    08/14/2025 | 
                    Active |