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



     2021  2 25 10 23 20.0  -24.75   69.75 33.0  5.3  MID-INDIAN RIDGE                
     2021  2 25  8 51 12.0  -47.25   99.75 33.0  5.5  SOUTHEAST INDIAN RIDGE          
     2021  2 25  5 41  4.0  -54.25 -134.25 33.0  5.4  PACIFIC-ANTARCTIC RIDGE         
     2021  2 25  4 18 24.0  -54.25 -134.25 33.0  4.9  PACIFIC-ANTARCTIC RIDGE         
     2021  2 25  3 54 32.0  -54.25 -134.25 33.0  5.4  PACIFIC-ANTARCTIC RIDGE         
     2021  2 25  2 55 36.0   16.25  119.25 33.0  4.8  LUZON, PHILIPPINES              
     2021  2 25  2 34 24.0   22.75   95.75 33.0  4.9  MYANMAR                         
     2021  2 24 23 37 28.0   13.75  144.75 33.0  5.0  MARIANA ISLANDS                 
     2021  2 24 22 26 24.0   44.50  147.50 33.0  4.9  KURIL ISLANDS                   
     2021  2 24 21 19 52.0   14.25  -93.25 33.0  4.9  NEAR COAST OF CHIAPAS, MEXICO   
     2021  2 24 19 19 52.0  -15.25 -172.75 33.0  5.0  SAMOA ISLANDS REGION            
     2021  2 24 14 54 40.0  -23.50  172.50 33.0  4.8  SOUTHEAST OF LOYALTY ISLANDS    
     2021  2 24 12 37 36.0   64.25  -21.25 33.0  5.0  ICELAND                         
     2021  2 24 10 49  4.0   64.25  -22.25 33.0  5.0  ICELAND                         
     2021  2 24 10 30 48.0   64.00  -22.00 33.0  5.0  ICELAND                         
     2021  2 24 10 18  0.0   64.25  -22.25 33.0  5.4  ICELAND                         
     2021  2 24 10  6  0.0   64.00  -22.00 33.0  5.9  ICELAND                         
     2021  2 24  1 40 24.0   14.25  -93.25 33.0  4.8  NEAR COAST OF CHIAPAS, MEXICO   
     2021  2 23 22 25 52.0    3.75  126.75 33.0  5.2  TALAUD ISLANDS, INDONESIA       
     2021  2 23 20 51 28.0  -14.75 -175.75 33.0  5.0  SAMOA ISLANDS REGION            
     2021  2 23 20 44 32.0  -15.25 -176.25 33.0  4.9  FIJI ISLANDS REGION             
     2021  2 23 18 16 48.0  -15.25  167.25 33.0  4.8  VANUATU ISLANDS                 
     2021  2 23  9 30 16.0   15.25  -94.75 33.0  4.9  NEAR COAST OF OAXACA, MEXICO    
     2021  2 23  5 19 28.0  -55.75  -28.25 33.0  5.3  SOUTH SANDWICH ISLANDS REGION   
     2021  2 23  3 15 44.0  -41.75  -16.25 33.0  5.1  SOUTHERN MID-ATLANTIC RIDGE     
     2021  2 22 23 49 28.0  -31.25 -178.75 33.0  5.1  KERMADEC ISLANDS REGION         
     2021  2 22 19 22 16.0    1.25  122.25 33.0  5.8  MINAHASSA PENINSULA, SULAWESI   
     2021  2 22 17 26 16.0    0.25  123.75 33.0  4.8  MINAHASSA PENINSULA, SULAWESI   
     2021  2 22 15 21 20.0   14.25  -93.25 33.0  5.3  NEAR COAST OF CHIAPAS, MEXICO   
     2021  2 22 13 24 24.0  -15.25 -172.75 33.0  5.0  SAMOA ISLANDS REGION            
     2021  2 22  8 30  0.0  -22.75  172.75 33.0  4.9  SOUTHEAST OF LOYALTY ISLANDS    
     2021  2 22  8 18 16.0  -22.75  172.75 33.0  4.9  SOUTHEAST OF LOYALTY ISLANDS    
     2021  2 22  5 17 36.0  -23.00  173.00 33.0  5.5  SOUTHEAST OF LOYALTY ISLANDS    
     2021  2 22  4 44 56.0   -9.25  124.25 33.0  4.8  TIMOR REGION                    
     2021  2 22  3  0 24.0    2.75  127.75 33.0  4.9  NORTHERN MOLUCCA SEA            
     2021  2 22  1 50 56.0   22.75  121.25 33.0  4.8  TAIWAN REGION                   
     2021  2 21 22 54 32.0  -23.50  171.50 33.0  5.2  SOUTHEAST OF LOYALTY ISLANDS    
     2021  2 21 21 34 56.0  -21.25 -173.75 33.0  4.8  TONGA ISLANDS                   
     2021  2 21 21 10 40.0   -4.25  102.25 33.0  4.7  SOUTHERN SUMATRA, INDONESIA     
     2021  2 21 15  2 40.0   51.25 -179.25 33.0  4.9  ANDREANOF ISLANDS, ALEUTIAN IS. 
     2021  2 21 14 30  0.0  -23.25  171.75 33.0  4.8  SOUTHEAST OF LOYALTY ISLANDS    
     2021  2 21 12  8 24.0  -45.25  -81.75 33.0  4.9  OFF COAST OF SOUTHERN CHILE     
     2021  2 21  7 34 32.0   -9.75  154.75 33.0  4.8  D'ENTRECASTEAUX ISLANDS REGION  
     2021  2 21  5  1 12.0   -2.25   68.25 33.0  4.9  CARLSBERG RIDGE                 
     2021  2 21  1 37 12.0   52.75   96.75 33.0  5.0  SOUTHWESTERN SIBERIA, RUSSIA    
     2021  2 20 21 22 40.0   43.75 -128.25 33.0  5.2  OFF COAST OF OREGON             
     2021  2 20 21 16  0.0   43.75 -128.25 33.0  5.3  OFF COAST OF OREGON             
     2021  2 20 20 20  0.0   -4.75  153.25 33.0  4.9  NEW IRELAND REGION, P.N.G.      
     2021  2 20 20 13  4.0  -11.75  165.75 33.0  5.0  SANTA CRUZ ISLANDS              
     2021  2 20 19 49 44.0   -9.25  -75.25 33.0  5.0  CENTRAL PERU                    
     2021  2 20 13 23 36.0   43.25  146.75 33.0  5.1  KURIL ISLANDS                   
     2021  2 20  8 56 32.0  -38.75   46.25 33.0  4.9  SOUTHWEST INDIAN RIDGE          
     2021  2 20  4 55 52.0  -47.50  100.50 33.0  4.8  SOUTHEAST INDIAN RIDGE          
     2021  2 20  2 44  8.0  -17.25  168.25 33.0  5.5  VANUATU ISLANDS                 
     2021  2 19 21 37 36.0  -14.75 -176.25 33.0  4.8  FIJI ISLANDS REGION             
     2021  2 19  9 20  8.0  -17.75  167.75 33.0  5.3  VANUATU ISLANDS                 
     2021  2 19  9 11 20.0   51.00 -179.00 33.0  5.5  ANDREANOF ISLANDS, ALEUTIAN IS. 
     2021  2 19  8 31 20.0  -23.50  171.50 33.0  5.1  SOUTHEAST OF LOYALTY ISLANDS    
     2021  2 19  7 15 52.0  -53.00    9.00 33.0  4.9  SOUTHWEST OF AFRICA             
     2021  2 19  6 34  8.0    0.00  -18.00 33.0  5.2  CENTRAL MID-ATLANTIC RIDGE      
     2021  2 19  4 10 56.0  -22.75  171.25 33.0  4.8  SOUTHEAST OF LOYALTY ISLANDS    
     2021  2 19  3 10 24.0  -15.25 -176.25 33.0  5.3  FIJI ISLANDS REGION             
     2021  2 18 20 18 48.0  -54.75  143.75 33.0  5.6  WEST OF MACQUARIE ISLAND        
     2021  2 18 20 14 48.0  -54.75  143.75 33.0  5.7  WEST OF MACQUARIE ISLAND        
     2021  2 18 19 31 36.0   -8.75 -108.25 33.0  5.9  CENTRAL EAST PACIFIC RISE       
     2021  2 18 16  4 48.0  -19.50 -173.50 33.0  5.3  TONGA ISLANDS                   
     2021  2 18 15 30 56.0  -14.75 -176.25 33.0  6.2  FIJI ISLANDS REGION             
     2021  2 18 13 24 32.0  -46.75  100.25 33.0  4.9  SOUTHEAST INDIAN RIDGE          
     2021  2 18  6 37 36.0  -19.25  168.25 33.0  6.3  VANUATU ISLANDS                 
     2021  2 18  0 37  4.0  -23.25  172.25 33.0  5.2  SOUTHEAST OF LOYALTY ISLANDS    
Created 2021-02-25
Göran Ekström, Department of Earth and Environmental Sciences, Columbia University