LDEO Seismology Research: Surface Wave Event Locations


Surface-wave event locations derived from Near Real Time Data

The map below show the locations of surface-wave sources identified by a systematic analysis of seismograms from the Global Seismographic Network and from other seismographic networks and stations. The figure shows the detections for the last week and is updated a few times daily.

Link to recent NEIC locations



     2017 11 21  1  4 40.0  -51.75  139.75 33.0  5.6  WESTERN INDIAN-ANTARCTIC RIDGE  
     2017 11 20 23 41 52.0    1.25   97.25 33.0  5.2  NORTHERN SUMATRA, INDONESIA     
     2017 11 20 18 51 12.0  -15.00 -175.00 33.0  6.1  TONGA ISLANDS                   
     2017 11 20 18 26 40.0   35.25   86.75 33.0  4.9  XIZANG                          
     2017 11 20 17 34  8.0  -21.50  168.50 33.0  5.2  LOYALTY ISLANDS                 
     2017 11 20 15 23 36.0   32.75   46.25 33.0  5.0  IRAN-IRAQ BORDER REGION         
     2017 11 20 10 38  8.0  -20.75  168.25 33.0  4.9  LOYALTY ISLANDS                 
     2017 11 20  5 20 24.0  -36.75 -110.75 33.0  5.5  SOUTHERN EAST PACIFIC RISE      
     2017 11 20  0  9 28.0  -21.25  168.75 33.0  6.0  LOYALTY ISLANDS                 
     2017 11 19 22 43 44.0  -21.50  168.50 33.0  7.0  LOYALTY ISLANDS                 
     2017 11 19 21 50  0.0  -21.75  168.75 33.0  5.0  LOYALTY ISLANDS                 
     2017 11 19 21 42 24.0   -1.75  -77.75 33.0  5.0  ECUADOR                         
     2017 11 19 19 34 24.0  -21.75  168.75 33.0  5.3  LOYALTY ISLANDS                 
     2017 11 19 18 58 32.0  -21.25  167.75 33.0  5.1  LOYALTY ISLANDS                 
     2017 11 19 16  8  8.0  -21.25  168.75 33.0  5.9  LOYALTY ISLANDS                 
     2017 11 19 15  9 12.0  -21.50  168.50 33.0  6.6  LOYALTY ISLANDS                 
     2017 11 19 13 12 32.0    2.25  128.75 33.0  4.9  HALMAHERA, INDONESIA            
     2017 11 19 11 36 16.0  -21.75  168.75 33.0  5.2  LOYALTY ISLANDS                 
     2017 11 19 11 27 52.0  -21.25  168.75 33.0  5.4  LOYALTY ISLANDS                 
     2017 11 19  9 56  8.0  -21.25  168.75 33.0  5.5  LOYALTY ISLANDS                 
     2017 11 19  9 25 52.0  -21.75  168.75 33.0  6.5  LOYALTY ISLANDS                 
     2017 11 19  4 56 40.0   29.25   95.25 33.0  4.7  EASTERN XIZANG-INDIA BORDER REG.
     2017 11 19  4 28  8.0  -20.75  169.25 33.0  4.7  VANUATU ISLANDS                 
     2017 11 19  3 15 44.0    2.75  128.75 33.0  4.8  HALMAHERA, INDONESIA            
     2017 11 18 19 17 44.0   16.50  -95.50 33.0  5.0  OAXACA, MEXICO                  
     2017 11 18 19 13  4.0    2.25  128.25 33.0  5.0  HALMAHERA, INDONESIA            
     2017 11 18 18 36 40.0    2.50  128.50 33.0  5.5  HALMAHERA, INDONESIA            
     2017 11 18 17  7 20.0   14.75  -94.25 33.0  5.1  OFF COAST OF CHIAPAS, MEXICO    
     2017 11 18 16  7  4.0    2.75  128.75 33.0  5.9  HALMAHERA, INDONESIA            
     2017 11 18 13  2 32.0   12.25  143.75 33.0  4.9  SOUTH OF MARIANA ISLANDS        
     2017 11 18 12 22 48.0    3.25   63.75 33.0  5.0  CARLSBERG RIDGE                 
     2017 11 18 10  1 44.0  -20.75  -69.25 33.0  4.8  NORTHERN CHILE                  
     2017 11 18  9  0 32.0   31.75  139.75 33.0  4.9  SOUTHEAST OF HONSHU, JAPAN      
     2017 11 18  5 54 56.0    8.25  -72.25 33.0  5.0  VENEZUELA                       
     2017 11 18  5 42  8.0   13.25   51.25 33.0  4.8  EASTERN GULF OF ADEN            
     2017 11 18  5 16  8.0   13.25   50.75 33.0  5.3  EASTERN GULF OF ADEN            
     2017 11 18  4 23 44.0   -3.50  -79.50 33.0  5.4  NEAR COAST OF ECUADOR           
     2017 11 17 22 34 32.0   29.75   94.75 33.0  6.6  EASTERN XIZANG-INDIA BORDER REG.
     2017 11 17 18 56 32.0    3.25   63.75 33.0  4.8  CARLSBERG RIDGE                 
     2017 11 17 16 46  0.0  -19.75  -70.25 33.0  5.0  NEAR COAST OF NORTHERN CHILE    
     2017 11 17 15 18 40.0  -21.25  168.75 33.0  4.7  LOYALTY ISLANDS                 
     2017 11 17 13 40 40.0   -2.50  -80.50 33.0  5.5  NEAR COAST OF ECUADOR           
     2017 11 17  5 26  0.0  -30.75 -177.25 33.0  4.9  KERMADEC ISLANDS, NEW ZEALAND   
     2017 11 17  5 14 32.0   -2.25  129.25 33.0  5.0  SERAM, INDONESIA                
     2017 11 17  3 33 20.0  -20.75  169.25 33.0  5.1  VANUATU ISLANDS                 
     2017 11 17  1  2 56.0   37.25  140.25 33.0  4.8  EASTERN HONSHU, JAPAN           
     2017 11 17  0 46  8.0  -15.75  -13.25 33.0  4.8  SOUTHERN MID-ATLANTIC RIDGE     
     2017 11 16 20 18 32.0    4.75  -82.25 33.0  5.4  SOUTH OF PANAMA                 
     2017 11 16 19 58  8.0    8.75  -40.25 33.0  4.9  CENTRAL MID-ATLANTIC RIDGE      
     2017 11 16 15 51 44.0  -58.50  -63.50 33.0  5.2  DRAKE PASSAGE                   
     2017 11 16 15 43 36.0  -20.75  168.25 33.0  4.8  LOYALTY ISLANDS                 
     2017 11 16 14 52 40.0  -21.25  168.25 33.0  5.3  LOYALTY ISLANDS                 
     2017 11 16 12 55  4.0   16.25  -94.25 33.0  5.0  OAXACA, MEXICO                  
     2017 11 16 12 33 44.0  -15.50 -173.50 33.0  4.9  TONGA ISLANDS                   
     2017 11 16  9 43 44.0   32.25  140.75 33.0  6.0  SOUTHEAST OF HONSHU, JAPAN      
     2017 11 16  8 24  0.0  -21.50  168.50 33.0  5.0  LOYALTY ISLANDS                 
     2017 11 16  7 37 28.0  -21.50  168.50 33.0  5.4  LOYALTY ISLANDS                 
     2017 11 16  7  2 40.0  -21.50  168.50 33.0  6.0  LOYALTY ISLANDS                 
     2017 11 16  3 40 32.0  -21.50  168.50 33.0  5.1  LOYALTY ISLANDS                 
     2017 11 16  3 35 28.0  -21.50  168.50 33.0  5.0  LOYALTY ISLANDS                 
     2017 11 16  3 29  4.0  -21.50  168.50 33.0  5.5  LOYALTY ISLANDS                 
     2017 11 16  3  0 24.0  -21.50  168.50 33.0  5.1  LOYALTY ISLANDS                 
     2017 11 16  1  9 20.0   51.75 -174.25 33.0  4.7  ANDREANOF ISLANDS, ALEUTIAN IS. 
     2017 11 15 21 43  4.0  -21.25  168.25 33.0  5.3  LOYALTY ISLANDS                 
     2017 11 15 21 19 12.0    7.50  134.50 33.0  5.1  W. CAROLINE ISLANDS, MICRONESIA 
     2017 11 15 21 10 16.0  -22.25  169.25 33.0  5.0  SOUTHEAST OF LOYALTY ISLANDS    
     2017 11 15 20 37 12.0  -21.75  168.75 33.0  5.0  LOYALTY ISLANDS                 
     2017 11 15 20 23  4.0  -22.25  169.25 33.0  5.4  SOUTHEAST OF LOYALTY ISLANDS    
     2017 11 15 19 48 16.0   40.50   47.50 33.0  5.1  EASTERN CAUCASUS                
     2017 11 15 17 20  0.0   50.75 -168.75 33.0  4.8  SOUTH OF ALEUTIAN ISLANDS       
     2017 11 15  8 48 32.0   25.50  140.50 33.0  5.3  VOLCANO ISLANDS, JAPAN REGION   
     2017 11 15  5 29 36.0   36.25  129.25 33.0  5.6  SOUTH KOREA                     
     2017 11 15  5  0 48.0  -17.75 -174.25 33.0  5.2  TONGA ISLANDS                   
     2017 11 15  4 22  0.0   14.50  -93.50 33.0  4.9  NEAR COAST OF CHIAPAS, MEXICO   
     2017 11 15  3 12  8.0   72.50    2.50 33.0  5.1  NORWEGIAN SEA                   
     2017 11 15  2  2 24.0  -59.25  -16.25 33.0  5.6  EAST OF SOUTH SANDWICH ISLANDS  
     2017 11 15  0 54  0.0  -26.25   70.75 33.0  5.3  INDIAN OCEAN TRIPLE JUNCTION    
     2017 11 15  0 24 40.0   12.75  143.75 33.0  5.9  SOUTH OF MARIANA ISLANDS        
     2017 11 15  0 23 28.0  -26.25   70.75 33.0  5.5  INDIAN OCEAN TRIPLE JUNCTION    
     2017 11 14  5 25 20.0  -21.25  168.25 33.0  5.1  LOYALTY ISLANDS                 
     2017 11 14  4 28 16.0   33.75   47.75 33.0  4.7  WESTERN IRAN                    
     2017 11 14  1 45 44.0   34.25   45.75 33.0  4.7  IRAN-IRAQ BORDER REGION         
     2017 11 14  0 25  4.0  -21.25  168.25 33.0  5.0  LOYALTY ISLANDS                 
Created 2017-11-21
Göran Ekström, Department of Earth and Environmental Sciences, Columbia University