| Reg. Measure ID | 
                  Organization | 
                  Regulatory Measure Type | 
                  Program | 
                  Effective Date | 
                  Status | 
                
                
                  
      			   
                    
                      
                      
                        | 460815 | 
                      
                    
                    Joint Outfall System | 
                    Resolution | 
                    NPDMUNILRG | 
                    03/27/2025 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 458486 | 
                      
                    
                    Newhall Ranch SD | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    03/01/2025 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 459063 | 
                      
                    
                    Joint Outfall System | 
                    Resolution | 
                    NPDMUNILRG | 
                    07/01/2023 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 452398 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    07/01/2023 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 435564 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    07/01/2022 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 442544 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    07/01/2022 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 447474 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    04/01/2022 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 445113 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    02/01/2022 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 443109 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    12/01/2021 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 443746 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    08/01/2021 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 432902 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    08/01/2021 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 443386 | 
                      
                    
                    Joint Outfall System | 
                    Resolution | 
                    NPDMUNILRG | 
                    05/13/2021 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 440300 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    Co-Permitee | 
                    SLIC | 
                    07/09/2020 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 440299 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    Co-Permitee | 
                    SLIC | 
                    07/09/2020 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 426160 | 
                      
                    
                    Joint Outfall System | 
                    Enrollee - WRR | 
                    REC | 
                    05/01/2020 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 422406 | 
                      
                    
                    Newhall Ranch SD | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    09/01/2019 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 416661 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDNONMUNIPRCS | 
                    07/01/2019 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 429527 | 
                      
                    
                    Joint Outfall System | 
                    Resolution | 
                    NPDMUNILRG | 
                    02/14/2019 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 416544 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    11/01/2017 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 408201 | 
                      
                    
                    Joint Outfall System | 
                    Enrollee - WRR | 
                    REC | 
                    07/07/2017 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 393470 | 
                      
                    
                    Joint Outfall System | 
                    Resolution | 
                    NPDMUNILRG | 
                    04/14/2016 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 385612 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    08/01/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 385694 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    08/01/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 400696 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    06/01/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 396158 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    05/03/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 395514 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    05/03/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 397484 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    01/01/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 395506 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    01/01/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 383099 | 
                      
                    
                    Newhall Ranch SD | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    02/01/2014 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 389837 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    13267 Letter (Non-Enforcement) | 
                    NPDMUNILRG | 
                    01/30/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 389835 | 
                      
                    
                    Joint Outfall System | 
                    13267 Letter (Non-Enforcement) | 
                    NPDMUNILRG | 
                    01/30/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 388947 | 
                      
                    
                    Joint Outfall System | 
                    13267 Letter (Non-Enforcement) | 
                    NPDMUNILRG | 
                    01/30/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 389840 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    13267 Letter (Non-Enforcement) | 
                    NPDMUNILRG | 
                    01/30/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 386498 | 
                      
                    
                    Joint Outfall System | 
                    Letter | 
                    NPDMUNILRG | 
                    06/29/2012 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 381433 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    10/01/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 381323 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    Letter | 
                    NPDMUNILRG | 
                    09/08/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 369524 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    07/24/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 369513 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    07/24/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 369509 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    07/24/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 369505 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    07/24/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 367530 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    07/24/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 332744 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    10/27/2007 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 332745 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    10/27/2007 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 331910 | 
                      
                    
                    Newhall Ranch SD | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    10/27/2007 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 305093 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    05/25/2006 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 132991 | 
                      
                    
                    Joint Outfall System | 
                    NPDES Permit | 
                    NPDMUNILRG | 
                    07/30/2004 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 192886 | 
                      
                    
                    Santa Clarita Valley SD of Los Angeles Cnty | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    07/16/1993 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 134809 | 
                      
                    
                    Joint Outfall System | 
                    Reclamation Requirements | 
                    REC | 
                    09/09/1991 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 134620 | 
                      
                    
                    Joint Outfall System | 
                    Reclamation Requirements | 
                    REC | 
                    10/24/1988 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 133829 | 
                      
                    
                    Joint Outfall System | 
                    Reclamation Requirements | 
                    REC | 
                    04/27/1987 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 133825 | 
                      
                    
                    Joint Outfall System | 
                    Reclamation Requirements | 
                    REC | 
                    04/27/1987 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 134831 | 
                      
                    
                    Joint Outfall System | 
                    Reclamation Requirements | 
                    REC | 
                    07/27/1981 | 
                    Active |