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



     2026  3 20  5  0 32.0   31.50  -40.50 33.0  5.1  NORTHERN MID-ATLANTIC RIDGE     
     2026  3 20  2 30 40.0  -19.25  168.25 33.0  6.2  VANUATU ISLANDS                 
     2026  3 20  0 22  8.0  -61.25  -55.75 33.0  6.3  SOUTH SHETLAND ISLANDS          
     2026  3 19 22 46 48.0   18.75  -62.25 33.0  5.3  LEEWARD ISLANDS                 
     2026  3 19 19 11  4.0   48.50  156.50 33.0  4.8  EAST OF KURIL ISLANDS           
     2026  3 19 12 48 56.0   49.75  156.75 33.0  5.2  KURIL ISLANDS                   
     2026  3 19 11 36 56.0    5.25  -82.25 33.0  5.5  SOUTH OF PANAMA                 
     2026  3 19  7 43 36.0   49.25  156.25 33.0  5.6  KURIL ISLANDS                   
     2026  3 19  6 26 32.0  -21.75   69.25 33.0  5.0  MID-INDIAN RIDGE                
     2026  3 19  6 23 28.0  -44.75  -15.25 33.0  4.9  SOUTHERN MID-ATLANTIC RIDGE     
     2026  3 19  1 23 12.0  -54.75 -136.25 33.0  5.0  PACIFIC-ANTARCTIC RIDGE         
     2026  3 18 17 35 36.0   15.25  -89.25 33.0  5.1  GUATEMALA                       
     2026  3 18 14 51  4.0  -21.75   68.75 33.0  4.9  MID-INDIAN RIDGE                
     2026  3 18 13 36 32.0  -21.75   69.25 33.0  4.8  MID-INDIAN RIDGE                
     2026  3 18 13  7 36.0  -21.75   68.75 33.0  4.8  MID-INDIAN RIDGE                
     2026  3 18 12 36 48.0  -21.25   68.75 33.0  4.8  MID-INDIAN RIDGE                
     2026  3 18 12 24 24.0  -21.75   69.25 33.0  5.0  MID-INDIAN RIDGE                
     2026  3 18 12 11 52.0  -21.75   69.25 33.0  5.3  MID-INDIAN RIDGE                
     2026  3 18 12  6 40.0  -21.75   68.75 33.0  5.0  MID-INDIAN RIDGE                
     2026  3 18 11 58 24.0  -21.75   69.25 33.0  5.1  MID-INDIAN RIDGE                
     2026  3 18 11 46 16.0  -21.75   68.75 33.0  4.9  MID-INDIAN RIDGE                
     2026  3 18 11 29  4.0  -22.25   69.25 33.0  4.8  MID-INDIAN RIDGE                
     2026  3 18 11 11  4.0  -21.75   69.25 33.0  5.5  MID-INDIAN RIDGE                
     2026  3 18 10 26 40.0  -21.75   69.25 33.0  4.8  MID-INDIAN RIDGE                
     2026  3 18 10  8 56.0   32.25  141.75 33.0  4.8  SOUTHEAST OF HONSHU, JAPAN      
     2026  3 18  4 36 40.0   52.25  176.25 33.0  5.2  RAT ISLANDS, ALEUTIAN ISLANDS   
     2026  3 18  1 11 36.0   -6.25  -11.25 33.0  4.8  ASCENSION ISLAND REGION         
     2026  3 17 19 53 52.0  -10.75  -13.25 33.0  5.0  ASCENSION ISLAND REGION         
     2026  3 17 16 21 44.0   52.25  176.25 33.0  5.5  RAT ISLANDS, ALEUTIAN ISLANDS   
     2026  3 17 14 32 48.0   47.25  154.25 33.0  5.2  KURIL ISLANDS                   
     2026  3 17 14 18  0.0  -33.25 -178.25 33.0  4.9  SOUTH OF KERMADEC ISLANDS       
     2026  3 17 11 34  0.0   -3.25  145.75 33.0  4.9  NEAR N COAST OF NEW GUINEA, PNG.
     2026  3 17 11  5 44.0   59.75  151.25 33.0  5.0  EASTERN SIBERIA, RUSSIA         
     2026  3 17  4 28 32.0   19.75  -74.25 33.0  6.0  CUBA REGION                     
     2026  3 17  3 24 56.0   46.75  152.25 33.0  4.9  KURIL ISLANDS                   
     2026  3 16 13  1 36.0  -62.75  166.25 33.0  5.2  BALLENY ISLANDS REGION          
     2026  3 16  6 46 24.0   33.75   25.25 33.0  5.0  EASTERN MEDITERRANEAN SEA       
     2026  3 15 18 56 56.0   41.75  142.25 33.0  5.0  HOKKAIDO, JAPAN REGION          
     2026  3 15 12 54  8.0  -45.50  -77.50 33.0  5.1  OFF COAST OF SOUTHERN CHILE     
     2026  3 15  8 28 40.0  -46.25  -77.25 33.0  5.3  OFF COAST OF SOUTHERN CHILE     
     2026  3 15  8 14 56.0   23.50  121.50 33.0  4.9  TAIWAN                          
     2026  3 15  5  0 40.0   12.25  -88.75 33.0  5.4  OFF COAST OF CENTRAL AMERICA    
     2026  3 15  0 23  4.0   16.25  -91.75 33.0  4.9  MEXICO-GUATEMALA BORDER REGION  
     2026  3 14 23 34 16.0  -10.75  -13.25 33.0  5.0  ASCENSION ISLAND REGION         
     2026  3 14 21 20 56.0  -40.75   44.25 33.0  5.2  SOUTHWEST INDIAN RIDGE          
     2026  3 14 18 32  8.0   46.25  153.75 33.0  5.0  KURIL ISLANDS                   
     2026  3 14 17 43 12.0   16.75  -46.25 33.0  5.3  NORTHERN MID-ATLANTIC RIDGE     
     2026  3 14 16 21 36.0   34.75   23.25 33.0  4.8  CRETE, GREECE                   
     2026  3 14 14 35 20.0  -20.25  168.25 33.0  4.8  LOYALTY ISLANDS                 
     2026  3 13 22 54 40.0  -33.25 -178.25 33.0  4.8  SOUTH OF KERMADEC ISLANDS       
     2026  3 13 21  9  4.0  -24.00   46.00 33.0  4.7  MADAGASCAR                      
     2026  3 13 19 55 20.0   39.25  143.25 33.0  5.0  OFF EAST COAST OF HONSHU, JAPAN 
     2026  3 13 13 39 28.0  -28.75  -71.25 33.0  6.1  NEAR COAST OF CENTRAL CHILE     
     2026  3 13  7  0 32.0  -36.25 -103.25 33.0  5.3  SOUTHEAST OF EASTER ISLAND      
     2026  3 13  4 54 32.0  -28.50 -176.50 33.0  5.2  KERMADEC ISLANDS REGION         
     2026  3 13  0 35 12.0   40.50   36.50 33.0  5.6  TURKEY                          
Created 2026-03-20
Göran Ekström, Department of Earth and Environmental Sciences, Columbia University