| Reg. Measure ID | 
                  Organization | 
                  Regulatory Measure Type | 
                  Program | 
                  Effective Date | 
                  Status | 
                
                
                  
      			   
                    
                      
                      
                        | 193116 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    12/02/2014 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 461987 | 
                      
                    
                    Ventura County Public Works Agency | 
                    Enrollee - WDR | 
                    CERFILLEXC | 
                    09/18/2025 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 418333 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    12/19/2017 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 423520 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    12/27/2017 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 423563 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    03/23/2018 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 430801 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    11/18/2019 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 433278 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    03/06/2020 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 434230 | 
                      
                    
                    Mountains Restoration Trust | 
                    401 Certification | 
                    CERFILLEXC | 
                    11/12/2019 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 436315 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    12/20/2019 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 436406 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    08/03/2020 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 446046 | 
                      
                    
                    Ventura County Public Works Agency | 
                    401 Certification | 
                    CERFILLEXC | 
                    05/25/2022 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 455906 | 
                      
                    
                    Ventura County Public Works Agency | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    04/29/2024 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 456219 | 
                      
                    
                    Ventura County Public Works Agency | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    04/29/2024 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 456222 | 
                      
                    
                    Ventura County Public Works Agency | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    07/16/2024 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 458371 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    02/11/2025 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 416988 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    03/14/2018 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 135070 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    NPDES Permit | 
                    MNSTW1 | 
                    08/22/1994 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 135438 | 
                      
                    
                    Ventura County Public Works Agency | 
                    WDR | 
                    WDRMUNIOTH | 
                    08/22/1994 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 135765 | 
                      
                    
                    Ventura Cnty | 
                    WDR | 
                    WDRNONMUNIPRCS | 
                    10/30/1995 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 136369 | 
                      
                    
                    Ventura Cnty | 
                    WDR | 
                    WDRNONMUNIPRCS | 
                    12/08/1997 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 175533 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    08/19/2005 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 193025 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    10/30/2000 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 193037 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    05/16/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 193078 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    WDRNONMUNIPRCS | 
                    08/01/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 193120 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    09/11/2003 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 193123 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    02/23/2004 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 193125 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    03/05/2004 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 193132 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    02/17/2005 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 193144 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    WDRNONMUNIPRCS | 
                    12/16/2003 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 259861 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Letter | 
                    MNSTW1 | 
                    None | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 297231 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    09/28/2005 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 297571 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    10/27/2005 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 297782 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    10/13/2005 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 298732 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    02/09/2006 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 301844 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    09/23/2005 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 302744 | 
                      
                    
                    Ventura County Public Works Agency | 
                    Enrollee | 
                    WDRNONMUNIPRCS | 
                    12/09/2005 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 307552 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    07/27/2006 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 308280 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    07/21/2006 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 324367 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    WDR | 
                    10/05/2006 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 352548 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    WDRNONMUNIPRCS | 
                    11/04/2008 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 355125 | 
                      
                    
                    Ventura County Public Works Agency | 
                    Enrollee | 
                    WDRNONMUNIPRCS | 
                    12/04/2008 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 363310 | 
                      
                    
                    Ventura County Public Works Agency | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    04/07/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 363712 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    WDRNONMUNIPRCS | 
                    08/26/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 371672 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    WDRNONMUNIPRCS | 
                    06/17/2010 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 377690 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    WDRNONMUNIPRCS | 
                    07/01/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 377758 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    05/03/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 380537 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    07/09/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 381416 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    06/16/2010 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 381943 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    11/09/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 382368 | 
                      
                    
                    Ventura Cnty | 
                    13267 Letter (Non-Enforcement) | 
                    LNDISP | 
                    10/11/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 382368 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    13267 Letter (Non-Enforcement) | 
                    LNDISP | 
                    10/11/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 382374 | 
                      
                    
                    Ventura Cnty | 
                    13267 Letter (Non-Enforcement) | 
                    ENF13267 | 
                    03/01/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 382374 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    13267 Letter (Non-Enforcement) | 
                    ENF13267 | 
                    03/01/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 387211 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    09/21/2012 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 387255 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    WDRNONMUNIPRCS | 
                    11/09/2012 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 387343 | 
                      
                    
                    Ventura County Public Works Agency | 
                    401 Certification | 
                    CERFILLEXC | 
                    02/10/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 387467 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    08/04/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 387687 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    09/28/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 387811 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    02/26/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 389967 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee | 
                    NPDNONMUNIPRCS | 
                    05/14/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 391198 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    03/18/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 391476 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    01/21/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 391532 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    11/22/2011 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 391566 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    01/29/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 392287 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    07/02/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 393189 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    08/27/2014 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 393667 | 
                      
                    
                    Mountains Restoration Trust | 
                    401 Certification | 
                    CERREST | 
                    10/17/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 394337 | 
                      
                    
                    Ventura Cnty | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    12/19/2013 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 396369 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    05/15/2014 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 396419 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    08/17/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 399662 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    02/19/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 399962 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    03/25/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 401495 | 
                      
                    
                    Ventura County Public Works Agency | 
                    401 Certification | 
                    CERFILLEXC | 
                    03/13/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 401716 | 
                      
                    
                    Ventura County Public Works Agency | 
                    401 Certification | 
                    CERFILLEXC | 
                    06/19/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 402904 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    10/02/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 403195 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    12/17/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 406026 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    07/05/2016 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 419528 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    03/13/2018 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 421501 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    07/23/2018 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 435145 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    02/11/2020 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 435260 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    07/13/2020 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 447820 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    07/05/2022 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 451035 | 
                      
                    
                    Ventura Cnty | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    02/22/2023 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 451037 | 
                      
                    
                    Ventura Cnty | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    02/22/2023 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 455729 | 
                      
                    
                    Ventura County Public Works Agency | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    None | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 457255 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    401 Certification | 
                    CERFILLEXC | 
                    09/20/2024 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 458522 | 
                      
                    
                    Ventura Cnty Watershed Protection District | 
                    Enrollee - NPDES | 
                    NPDNONMUNIPRCS | 
                    09/20/2024 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 458670 | 
                      
                    
                    Ventura County Public Works Agency | 
                    Enrollee - 401 Certification | 
                    CERFILLEXC | 
                    01/13/2025 | 
                    Historical |