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



     2019 10 20  4 26 40.0  -18.25 -172.25 33.0  5.0  TONGA ISLANDS REGION            
     2019 10 19 20 32  0.0  -19.25  178.25 33.0  5.7  SOUTH OF FIJI ISLANDS           
     2019 10 19 16 39  4.0  -61.75  -52.75 33.0  4.9  SOUTH SHETLAND ISLANDS          
     2019 10 19 16 32 48.0  -18.75 -172.25 33.0  5.0  TONGA ISLANDS REGION            
     2019 10 19 14 29 20.0   -9.25  127.25 33.0  5.2  TIMOR SEA                       
     2019 10 19 12 42 16.0   14.25  145.75 33.0  4.9  MARIANA ISLANDS                 
     2019 10 19 12 37 28.0  -63.00  169.00 33.0  5.1  BALLENY ISLANDS REGION          
     2019 10 19 11 53 12.0  -18.75 -172.25 33.0  5.3  TONGA ISLANDS REGION            
     2019 10 19 11 44 40.0    6.75  125.25 33.0  5.0  MINDANAO, PHILIPPINES           
     2019 10 19 11 12  8.0    3.25   92.75 33.0  4.7  OFF W COAST OF NORTHERN SUMATRA 
     2019 10 19 10  5 52.0   19.75 -109.25 33.0  5.0  REVILLA GIGEDO ISLANDS REGION   
     2019 10 19  9 51 44.0  -18.75 -172.25 33.0  4.9  TONGA ISLANDS REGION            
     2019 10 19  8 58  0.0  -35.50 -105.50 33.0  5.0  SOUTHERN EAST PACIFIC RISE      
     2019 10 19  8 40 24.0  -18.25 -172.25 33.0  5.4  TONGA ISLANDS REGION            
     2019 10 18 22 52 24.0    7.00  125.00 33.0  5.0  MINDANAO, PHILIPPINES           
     2019 10 18 21 18 56.0  -18.25 -174.25 33.0  5.1  TONGA ISLANDS                   
     2019 10 18 13  8 56.0   66.25 -156.75 33.0  5.3  NORTHERN ALASKA                 
     2019 10 18 10 56 32.0    6.75  125.25 33.0  4.9  MINDANAO, PHILIPPINES           
     2019 10 18 10 54 16.0  -15.25 -172.25 33.0  4.8  SAMOA ISLANDS REGION            
     2019 10 18 10 46 32.0    6.25  -82.75 33.0  4.8  SOUTH OF PANAMA                 
     2019 10 18  9 14 40.0   -4.50 -104.50 33.0  4.7  CENTRAL EAST PACIFIC RISE       
     2019 10 18  7 45 20.0  -18.75 -171.75 33.0  4.9  TONGA ISLANDS REGION            
     2019 10 18  6 32 32.0  -50.25 -111.25 33.0  4.9  SOUTHERN EAST PACIFIC RISE      
     2019 10 18  0 58 32.0   66.25 -156.75 33.0  5.6  NORTHERN ALASKA                 
     2019 10 17 20 43 28.0   42.75 -126.75 33.0  5.0  OFF COAST OF OREGON             
     2019 10 17 19 34  8.0   -3.25  142.25 33.0  5.6  NEAR N COAST OF NEW GUINEA, PNG.
     2019 10 17 16 58 32.0  -46.75  -68.75 33.0  4.9  SOUTHERN ARGENTINA              
     2019 10 17 15  6  0.0    7.00  125.00 33.0  4.7  MINDANAO, PHILIPPINES           
     2019 10 17 11 44 32.0   24.25  122.25 33.0  5.3  TAIWAN REGION                   
     2019 10 17  6 18 24.0    7.25  124.75 33.0  4.9  MINDANAO, PHILIPPINES           
     2019 10 17  4 40 40.0    1.00  -91.00 33.0  4.6  GALAPAGOS ISLANDS REGION        
     2019 10 17  3 26 40.0    1.75  -90.75 33.0  5.3  GALAPAGOS ISLANDS REGION        
     2019 10 17  1 53 52.0    6.75  125.25 33.0  4.8  MINDANAO, PHILIPPINES           
     2019 10 17  1 29 12.0    5.25  125.75 33.0  5.1  MINDANAO, PHILIPPINES           
     2019 10 16 23 59 52.0  -46.75  -10.75 33.0  5.0  SOUTHERN MID-ATLANTIC RIDGE     
     2019 10 16 22 53 36.0  -54.75 -132.75 33.0  4.8  PACIFIC-ANTARCTIC RIDGE         
     2019 10 16 21 10 24.0   -7.75  127.25 33.0  4.8  BANDA SEA                       
     2019 10 16 20 54  0.0    7.25  126.75 33.0  5.3  MINDANAO, PHILIPPINES           
     2019 10 16 19 17 20.0  -29.25  -12.75 33.0  4.8  SOUTHERN MID-ATLANTIC RIDGE     
     2019 10 16 12  9 44.0    6.75  125.25 33.0  5.5  MINDANAO, PHILIPPINES           
     2019 10 16 11 37 12.0    6.75  125.25 33.0  6.5  MINDANAO, PHILIPPINES           
     2019 10 16  2 25 28.0   -3.00  131.00 33.0  4.9  IRIAN JAYA REGION, INDONESIA    
     2019 10 15 19 56 48.0    4.75  -82.75 33.0  5.3  SOUTH OF PANAMA                 
     2019 10 15 19 42 32.0   36.75 -121.25 33.0  5.0  CENTRAL CALIFORNIA              
     2019 10 15 17 36  8.0  -20.25 -173.75 33.0  4.8  TONGA ISLANDS                   
     2019 10 15 12 37  4.0   55.75 -148.75 33.0  4.8  GULF OF ALASKA                  
     2019 10 15 10 45 20.0  -14.25  166.25 33.0  5.1  VANUATU ISLANDS                 
     2019 10 15  7 48 16.0  -46.75  -10.25 33.0  4.9  SOUTHERN MID-ATLANTIC RIDGE     
     2019 10 15  5 34  0.0   38.25 -121.25 33.0  4.8  NORTHERN CALIFORNIA             
     2019 10 15  3 10 48.0  -16.50  177.50 33.0  5.1  FIJI ISLANDS                    
     2019 10 15  0 42 48.0  -55.75 -123.25 33.0  4.9  SOUTHERN EAST PACIFIC RISE      
     2019 10 14 23 15  4.0   44.25  146.75 33.0  5.4  KURIL ISLANDS                   
     2019 10 14 22 23 44.0   -4.75  101.25 33.0  5.8  SOUTHERN SUMATRA, INDONESIA     
     2019 10 14 21 33 20.0  -55.50  -27.50 33.0  5.4  SOUTH SANDWICH ISLANDS REGION   
     2019 10 14 21  7 20.0   -6.25  147.25 33.0  4.9  EASTERN NEW GUINEA REG., P.N.G. 
     2019 10 14 16 26 16.0   -3.50   67.50 33.0  5.0  CARLSBERG RIDGE                 
     2019 10 14 14 47 28.0   17.25  -46.25 33.0  4.8  NORTHERN MID-ATLANTIC RIDGE     
     2019 10 14 11 34  0.0   -8.75  109.25 33.0  4.6  JAVA, INDONESIA                 
     2019 10 14 10 44 48.0   -3.25   67.75 33.0  4.9  CARLSBERG RIDGE                 
     2019 10 14  2 10  0.0  -66.75  109.75 33.0  4.9  ANTARCTICA                      
     2019 10 14  1 11 44.0   36.75   69.75 33.0  5.0  HINDU KUSH REGION, AFGHANISTAN  
     2019 10 13 21 57 36.0  -30.50 -178.50 33.0  5.0  KERMADEC ISLANDS, NEW ZEALAND   
     2019 10 13 19 35 20.0   -0.25  124.75 33.0  5.1  SOUTHERN MOLUCCA SEA            
     2019 10 13 15  2 48.0   -5.75  -11.25 33.0  4.8  ASCENSION ISLAND REGION         
     2019 10 13 12 21  4.0  -45.00   35.00 33.0  5.6  PRINCE EDWARD ISLANDS REGION    
     2019 10 13  9 58 48.0   44.75  149.75 33.0  4.8  KURIL ISLANDS                   
     2019 10 13  6 32 16.0   16.25  146.75 33.0  5.3  MARIANA ISLANDS                 
     2019 10 13  6  8 56.0  -56.75  -25.75 33.0  5.6  SOUTH SANDWICH ISLANDS REGION   
     2019 10 13  4 52 56.0   16.50  -97.50 33.0  4.7  OAXACA, MEXICO                  
Created 2019-10-20
Göran Ekström, Department of Earth and Environmental Sciences, Columbia University