| Enforcement ID | 
                  Enforcement Type | 
                  Enf. Order No. | 
                  Title | 
                  Program | 
                  Effective Date | 
                  Status | 
                
                
                  
      			   
                    
                      
                      
                        | 422450 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 05/03/2018 for Imperial Cnty | 
                    WDRMUNIOWTS | 
                    05/03/2018 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 416883 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 07/31/2017 for Imperial Cnty | 
                    WDRMUNIOWTS | 
                    07/31/2017 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 405582 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 02/03/2016 for Imperial Cnty | 
                    WDRMUNIOWTS | 
                    02/03/2016 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 405553 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 11/19/2014 for Imperial Cnty | 
                    WDRMUNIOWTS | 
                    11/19/2014 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 405286 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 03/08/2016 for Imperial Cnty | 
                    LFNONOPER | 
                    03/08/2016 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 404047 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 07/15/2015 for Imperial Cnty | 
                    LFNONOPER | 
                    07/15/2015 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 401717 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 05/21/2015 for Imperial Cnty | 
                    WDRMUNIOWTS | 
                    05/21/2015 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 397683 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 05/22/2014 for Imperial Cnty | 
                    WDRMUNIOWTS | 
                    05/22/2014 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 387506 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 09/18/2012 for Imperial Cnty | 
                    MNSTW2 | 
                    09/18/2012 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 375317 | 
                      
                    
                    Notice of Violation | 
                    None | 
                    NOV 07/20/2010 for IMPERIAL COUNTY | 
                    SSOMUNISML | 
                    07/20/2010 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 344509 | 
                      
                    
                    Staff Enforcement Letter | 
                    None | 
                    SEL 03/26/2008 for Imperial Cnty | 
                    NPDESWW | 
                    03/26/2008 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 248455 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130127001 | 
                    WDRMUNIOTH | 
                    08/26/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 247240 | 
                      
                    
                    Clean-up and Abatement Order | 
                    R7-2002-0206-017 | 
                    Enforcement - 7A130301021 | 
                    LFOPER | 
                    10/09/2002 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 247239 | 
                      
                    
                    Clean-up and Abatement Order | 
                    R7-2002-0206-016 | 
                    Enforcement - 7A130301031 | 
                    LNDISP | 
                    10/09/2002 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 247220 | 
                      
                    
                    Clean-up and Abatement Order | 
                    R7-2002-0206-015 | 
                    Enforcement - 7A130301051 | 
                    LFOPER | 
                    10/09/2002 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 247218 | 
                      
                    
                    Clean-up and Abatement Order | 
                    R7-2002-0206-013 | 
                    Enforcement - 7B130301101 | 
                    LFNONOPER | 
                    10/09/2002 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 247217 | 
                      
                    
                    Clean-up and Abatement Order | 
                    R7-2002-0206-012 | 
                    Enforcement - 7A130301081 | 
                    LNDISP | 
                    10/09/2002 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 247216 | 
                      
                    
                    Clean-up and Abatement Order | 
                    R7-2002-0206-011 | 
                    Enforcement - 7A130301011 | 
                    LFNONOPER | 
                    10/09/2002 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 247215 | 
                      
                    
                    Clean-up and Abatement Order | 
                    R7-2002-0206-010 | 
                    Enforcement - 7A130301041 | 
                    LNDISP | 
                    10/09/2002 | 
                    Active | 
                  
                
                  
      			   
                    
                      
                      
                        | 245192 | 
                      
                    
                    Staff Enforcement Letter | 
                    UNKNOWN | 
                    Enforcement - 7A130127001 | 
                    WDRMUNIOTH | 
                    11/29/1999 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 241658 | 
                      
                    
                    13267 Letter | 
                    UNKNOWN | 
                    Enforcement - 7A130301031 | 
                    LNDISP | 
                    02/28/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 240321 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130301041 | 
                    LNDISP | 
                    02/11/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 240319 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130301051 | 
                    LNDISP | 
                    02/11/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 240285 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130301081 | 
                    LNDISP | 
                    02/11/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 240282 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7B130301101 | 
                    LFNONOPER | 
                    02/11/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 240281 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130301011 | 
                    LFNONOPER | 
                    02/11/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 240280 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130301021 | 
                    LNDISP | 
                    02/11/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 240277 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130301031 | 
                    LNDISP | 
                    02/11/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 238116 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130127001 | 
                    WDRMUNIOTH | 
                    11/08/2001 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 235994 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130127001 | 
                    WDRMUNIOTH | 
                    07/30/2001 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 231664 | 
                      
                    
                    Staff Enforcement Letter | 
                    UNKNOWN | 
                    Enforcement - 7A130127001 | 
                    WDRMUNIOTH | 
                    02/28/2000 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 231631 | 
                      
                    
                    Notice of Violation | 
                    UNKNOWN | 
                    Enforcement - 7A130127001 | 
                    WDRMUNIOTH | 
                    02/25/2000 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 231450 | 
                      
                    
                    Staff Enforcement Letter | 
                    UNKNOWN | 
                    Enforcement - 7A130127001 | 
                    WDRMUNIOTH | 
                    01/26/2000 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 222756 | 
                      
                    
                    Clean-up and Abatement Order | 
                    96-020 | 
                    Enforcement - 7A130301021 | 
                    LFOPER | 
                    02/09/1996 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 222754 | 
                      
                    
                    Clean-up and Abatement Order | 
                    96-027 | 
                    Enforcement - 7A130301021 | 
                    LFOPER | 
                    03/29/1996 | 
                    Historical |