Discrete spatial objects representing natural phenomenon relevant to the study of natural hazards which occurred, or is currently occuring, and which has been observed.
        
     
            
    
    
        
                
                    
                        | Egenskap | Stereotype | Beskrivelse | Type | Multiplisitet | 
                
                    
                        | geometry |  |  | GM_Object | 1..1 | 
                    
                        | magnitudeOrIntensity | voidable |  | LevelOrIntensity | 1..* | 
        
     
    
        
                
                    
                        | Navn | Type | Lengde | Multiplisitet | 
                
                    
                        |  | GM_Object |  | 1..1 | 
                    
                        |  | LevelOrIntensity |  | 1..* | 
        
     
    
        
            
                
                    | Name | Type | English | Description | 
            
                
                    | geometry | GM_Object |  | Geometric representation of the spatial extent covered by the observed event. | 
                
                    | magnitudeOrIntensity | LevelOrIntensity |  | An expression of the magnitude or the intensity of a phenomenon. |