| Reg. Measure ID | 
                  Organization | 
                  Regulatory Measure Type | 
                  Program | 
                  Effective Date | 
                  Status | 
                
                
                  
      			   
                    
                      
                      
                        | 131371 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    NPDES Permit | 
                    NPDINDSML | 
                    11/13/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 213845 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    NPDES Permit | 
                    NPDINDSML | 
                    05/04/1987 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 213845 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    NPDES Permit | 
                    NPDINDSML | 
                    05/04/1987 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 352044 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    NPDES Permit | 
                    NPDINDSML | 
                    08/13/2008 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 352044 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    NPDES Permit | 
                    NPDINDSML | 
                    08/13/2008 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 143321 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    NPDES Permit | 
                    NPDINDSML | 
                    05/04/1987 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 143321 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    NPDES Permit | 
                    NPDINDSML | 
                    05/04/1987 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 131371 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    NPDES Permit | 
                    NPDINDSML | 
                    11/13/2002 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 393425 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    401 Certification | 
                    CERFILLEXC | 
                    02/18/2014 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 369147 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    401 Certification | 
                    CERDREDGE | 
                    11/30/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 369147 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    401 Certification | 
                    CERDREDGE | 
                    11/30/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 348396 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    401 Certification | 
                    CERFILLEXC | 
                    11/24/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 348396 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    401 Certification | 
                    CERFILLEXC | 
                    11/24/2009 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 393425 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    401 Certification | 
                    CERFILLEXC | 
                    02/18/2014 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 214266 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    401 Certification | 
                    CERFILLEXC | 
                    01/26/2004 | 
                    Historical | 
                  
                
                  
      			   
                    
                      
                      
                        | 214266 | 
                      
                    
                    Huntington Ingalls Industries (formerly Continental Maritime SD) | 
                    401 Certification | 
                    CERFILLEXC | 
                    01/26/2004 | 
                    Historical |