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



     2025  7 10  8 47 28.0   73.25    6.25 33.0  4.9  GREENLAND SEA                   
     2025  7 10  6 50 48.0   -3.75  129.25 33.0  4.8  SERAM, INDONESIA                
     2025  7 10  4 55  4.0   36.25  -34.25 33.0  5.1  AZORES ISLANDS REGION           
     2025  7 10  4 47  4.0  -15.75 -173.75 33.0  5.1  TONGA ISLANDS                   
     2025  7  9 22 54  8.0   36.50   25.50 33.0  4.8  DODECANESE ISLANDS, GREECE      
     2025  7  9 22 12 56.0   -4.25   34.75 33.0  5.0  TANZANIA                        
     2025  7  9 16  8 32.0   30.75  139.75 33.0  4.7  SOUTHEAST OF HONSHU, JAPAN      
     2025  7  9 12 32  8.0   30.75  140.25 33.0  5.4  SOUTHEAST OF HONSHU, JAPAN      
     2025  7  9  8 37 44.0    3.25  -31.25 33.0  4.8  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  9  2 21 52.0   38.25  144.25 33.0  4.9  OFF EAST COAST OF HONSHU, JAPAN 
     2025  7  8 23 50 32.0   -6.25  105.25 33.0  5.1  SUNDA STRAIT, INDONESIA         
     2025  7  8 21 54 16.0   14.50  -90.50 33.0  5.0  GUATEMALA                       
     2025  7  8 21 41 36.0   14.75  -90.75 33.0  5.9  GUATEMALA                       
     2025  7  8 21 11 28.0   14.50  -90.50 33.0  5.0  GUATEMALA                       
     2025  7  8 18 56 40.0   -6.75  132.25 33.0  5.0  TANIMBAR ISLANDS REG., INDONESIA
     2025  7  8 17 22  8.0   -3.25  147.25 33.0  5.3  BISMARCK SEA                    
     2025  7  8 17 12  8.0   -2.50  147.50 33.0  5.4  ADMIRALTY ISLANDS REGION, P.N.G.
     2025  7  8 16 48 32.0    3.25  -31.25 33.0  5.2  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  8 14 50 48.0    3.50  -31.50 33.0  4.9  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  8 14 38 24.0   -2.75  147.25 33.0  5.3  ADMIRALTY ISLANDS REGION, P.N.G.
     2025  7  8 11 40  8.0  -13.75  -76.75 33.0  4.9  NEAR COAST OF PERU              
     2025  7  8 10 55  4.0    3.50  -31.50 33.0  5.0  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  8  8 43  4.0   -7.75  155.25 33.0  4.9  SOLOMON ISLANDS                 
     2025  7  8  8 34 32.0   33.00  -77.00 33.0  4.6  OFF EAST COAST OF UNITED STATES 
     2025  7  8  5 44 48.0    3.75  -31.25 33.0  4.8  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  8  2  0 16.0   29.75  129.75 33.0  5.1  RYUKYU ISLANDS, JAPAN           
     2025  7  7 23 52 48.0  -16.25 -173.25 33.0  4.9  TONGA ISLANDS                   
     2025  7  7 19 45 52.0    7.75  -37.25 33.0  5.2  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  7 17 46  8.0   35.25   26.75 33.0  5.0  CRETE, GREECE                   
     2025  7  7 12 53 44.0  -47.25  166.25 33.0  6.2  OFF W. COAST OF S. ISLAND, N.Z. 
     2025  7  7 10 41  4.0   -0.25  130.75 33.0  4.8  IRIAN JAYA REGION, INDONESIA    
     2025  7  7 10 16  8.0    8.75   93.75 33.0  5.1  NICOBAR ISLANDS, INDIA REGION   
     2025  7  7  9 42 40.0    8.75   93.75 33.0  4.9  NICOBAR ISLANDS, INDIA REGION   
     2025  7  7  9 42 16.0    1.25   66.75 33.0  5.2  CARLSBERG RIDGE                 
     2025  7  7  7 43 28.0    3.50  -31.50 33.0  4.8  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  7  7  8 40.0   -1.25  -24.25 33.0  4.9  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  7  3 30 16.0   14.25   55.75 33.0  4.7  OWEN FRACTURE ZONE REGION       
     2025  7  7  3  2 24.0   29.75  130.25 33.0  4.9  RYUKYU ISLANDS, JAPAN           
     2025  7  7  0 48 16.0    3.50  -31.50 33.0  4.8  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  6 20 31 44.0  -21.25 -173.75 33.0  5.5  TONGA ISLANDS                   
     2025  7  6 20  0  0.0    9.25  -84.25 33.0  4.9  COSTA RICA                      
     2025  7  6 17 44  0.0    3.25  -31.25 33.0  4.7  CENTRAL MID-ATLANTIC RIDGE      
     2025  7  6 15 12  8.0   29.50  129.50 33.0  5.4  RYUKYU ISLANDS, JAPAN           
     2025  7  6 14 50 48.0   29.50  129.50 33.0  4.9  RYUKYU ISLANDS, JAPAN           
     2025  7  6 14 44  0.0   29.50  129.50 33.0  5.0  RYUKYU ISLANDS, JAPAN           
     2025  7  6 13 33 52.0  -15.25 -172.75 33.0  5.0  SAMOA ISLANDS REGION            
     2025  7  6 11 27 52.0   -5.25  -76.25 33.0  5.1  NORTHERN PERU                   
     2025  7  6  8 21 52.0   -4.25  141.75 33.0  5.3  NEW GUINEA, PAPUA NEW GUINEA    
     2025  7  6  5  7  4.0   29.50  129.50 33.0  5.6  RYUKYU ISLANDS, JAPAN           
     2025  7  6  5  1 28.0   29.50  129.50 33.0  5.3  RYUKYU ISLANDS, JAPAN           
     2025  7  6  4 19 52.0   29.75  129.75 33.0  4.8  RYUKYU ISLANDS, JAPAN           
     2025  7  6  3 42  8.0   29.50  129.50 33.0  4.9  RYUKYU ISLANDS, JAPAN           
     2025  7  6  3 39 52.0  -52.75   20.75 33.0  5.1  SOUTH OF AFRICA                 
     2025  7  6  3  7 28.0  -30.50 -178.50 33.0  5.2  KERMADEC ISLANDS, NEW ZEALAND   
     2025  7  6  1 33 36.0    5.75   94.75 33.0  4.9  NORTHERN SUMATRA, INDONESIA     
     2025  7  5 19 47 44.0  -23.25  172.75 33.0  5.1  SOUTHEAST OF LOYALTY ISLANDS    
     2025  7  5 19 42 16.0    5.75   95.25 33.0  5.6  NORTHERN SUMATRA, INDONESIA     
     2025  7  5 17 58  8.0   15.50  146.50 33.0  4.7  MARIANA ISLANDS                 
     2025  7  5  8 33 12.0   -8.25  147.75 33.0  5.1  EASTERN NEW GUINEA REG., P.N.G. 
     2025  7  5  6 11 44.0   54.75  161.25 33.0  4.7  NEAR EAST COAST OF KAMCHATKA    
     2025  7  5  3 47 52.0   29.75  130.25 33.0  4.9  RYUKYU ISLANDS, JAPAN           
     2025  7  4 21 29 44.0   29.50  129.50 33.0  5.6  RYUKYU ISLANDS, JAPAN           
     2025  7  4 18 44 40.0   29.25  129.25 33.0  5.2  RYUKYU ISLANDS, JAPAN           
     2025  7  4 18 14 32.0   37.25  142.25 33.0  4.9  OFF EAST COAST OF HONSHU, JAPAN 
     2025  7  4 17 58  8.0   29.75  130.25 33.0  5.0  RYUKYU ISLANDS, JAPAN           
     2025  7  4 15 47 44.0  -57.50  -67.50 33.0  5.6  DRAKE PASSAGE                   
     2025  7  4 14 24 40.0    6.50  126.50 33.0  4.8  MINDANAO, PHILIPPINES           
     2025  7  4 13 59 28.0   -3.25  128.75 33.0  5.0  SERAM, INDONESIA                
     2025  7  4  9 20  8.0   29.25  129.25 33.0  4.8  RYUKYU ISLANDS, JAPAN           
     2025  7  4  8 55 20.0  -14.25  -76.25 33.0  5.0  NEAR COAST OF PERU              
     2025  7  4  6 19  4.0    5.75   95.25 33.0  4.9  NORTHERN SUMATRA, INDONESIA     
     2025  7  4  5 33 52.0    5.75   95.25 33.0  5.4  NORTHERN SUMATRA, INDONESIA     
     2025  7  4  4 50 48.0   29.25  129.25 33.0  4.8  RYUKYU ISLANDS, JAPAN           
     2025  7  4  3 20 32.0   29.75  130.25 33.0  4.8  RYUKYU ISLANDS, JAPAN           
     2025  7  4  0  2 56.0   29.75  130.25 33.0  4.7  RYUKYU ISLANDS, JAPAN           
     2025  7  3 21  9 20.0   46.75  151.75 33.0  5.0  KURIL ISLANDS                   
     2025  7  3 17 51  4.0    5.50   61.50 33.0  5.2  CARLSBERG RIDGE                 
     2025  7  3 15  4  0.0   29.50  129.50 33.0  4.8  RYUKYU ISLANDS, JAPAN           
     2025  7  3 13 39 28.0  -19.50  167.50 33.0  4.9  VANUATU ISLANDS REGION          
     2025  7  3 13 16 48.0    5.50   61.50 33.0  5.1  CARLSBERG RIDGE                 
     2025  7  3 11 44 24.0    8.75   94.25 33.0  4.9  NICOBAR ISLANDS, INDIA REGION   
     2025  7  3 10 39 28.0  -62.75 -158.75 33.0  5.5  PACIFIC-ANTARCTIC RIDGE         
     2025  7  3  9 27 36.0    5.75   61.25 33.0  4.8  CARLSBERG RIDGE                 
     2025  7  3  9 21 52.0    5.25   61.75 33.0  5.0  CARLSBERG RIDGE                 
     2025  7  3  8 40 16.0  -22.75 -174.25 33.0  4.9  TONGA ISLANDS REGION            
     2025  7  3  7 13  4.0   29.50  129.50 33.0  5.7  RYUKYU ISLANDS, JAPAN           
     2025  7  3  6 18 16.0   29.75  130.25 33.0  5.1  RYUKYU ISLANDS, JAPAN           
     2025  7  3  6 11 52.0   29.25  129.75 33.0  5.0  RYUKYU ISLANDS, JAPAN           
     2025  7  3  5 42  0.0  -21.50  -67.50 33.0  5.4  CHILE-BOLIVIA BORDER REGION     
     2025  7  3  5 31 12.0   29.75  130.25 33.0  5.0  RYUKYU ISLANDS, JAPAN           
     2025  7  3  1 45 12.0   -3.25  -12.25 33.0  4.8  NORTH OF ASCENSION ISLAND       
     2025  7  3  0 12 56.0  -16.25  175.75 33.0  5.5  FIJI ISLANDS REGION             
Created 2025-07-10
Göran Ekström, Department of Earth and Environmental Sciences, Columbia University