| gptkbp:instanceOf | gptkb:river 
 | 
                        
                            
                                | gptkbp:borders | gptkb:Arizona gptkb:California
 gptkb:Nevada
 
 | 
                        
                            
                                | gptkbp:ecologicalIssues | gptkb:endemic_species salinity
 reduced flow to delta
 
 | 
                        
                            
                                | gptkbp:endDate | gptkb:Gulf_of_California 
 | 
                        
                            
                                | gptkbp:flowsThrough | gptkb:Arizona gptkb:California
 gptkb:Nevada
 gptkb:Gulf_of_California
 
 | 
                        
                            
                                | gptkbp:hasDelta | gptkb:Colorado_River_Delta 
 | 
                        
                            
                                | gptkbp:hasWildlife | gptkb:Imperial_National_Wildlife_Refuge gptkb:Cibola_National_Wildlife_Refuge
 gptkb:Havasu_National_Wildlife_Refuge
 
 | 
                        
                            
                                | gptkbp:historicallyInhabitedBy | gptkb:Quechan_people gptkb:Chemehuevi_people
 gptkb:Mojave_people
 gptkb:Cocopah_people
 
 | 
                        
                            
                                | gptkbp:length | about 1,450 miles (entire Colorado River) 
 | 
                        
                            
                                | gptkbp:locatedIn | gptkb:United_States 
 | 
                        
                            
                                | gptkbp:mainRiver | gptkb:Hoover_Dam gptkb:Davis_Dam
 gptkb:Imperial_Dam
 gptkb:Parker_Dam
 
 | 
                        
                            
                                | gptkbp:majorReservoirs | gptkb:Lake_Havasu gptkb:Lake_Mead
 gptkb:Lake_Mohave
 
 | 
                        
                            
                                | gptkbp:managedBy | gptkb:U.S._Bureau_of_Reclamation 
 | 
                        
                            
                                | gptkbp:notableCity | gptkb:Bullhead_City gptkb:Lake_Havasu_City
 gptkb:Laughlin
 gptkb:Needles
 gptkb:Yuma
 
 | 
                        
                            
                                | gptkbp:partOf | gptkb:Colorado_River 
 | 
                        
                            
                                | gptkbp:startDate | gptkb:Lee's_Ferry 
 | 
                        
                            
                                | gptkbp:subject | gptkb:Colorado_River_Compact gptkb:U.S.-Mexico_Water_Treaty
 
 | 
                        
                            
                                | gptkbp:tributaryOf | gptkb:Virgin_River gptkb:Bill_Williams_River
 gptkb:Gila_River
 
 | 
                        
                            
                                | gptkbp:usedFor | hydroelectric power irrigation
 recreation
 municipal water supply
 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Razorback_sucker 
 | 
                        
                            
                                | gptkbp:bfsLayer | 6 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Lower Colorado River 
 |