No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands.


Earthquake Information


This information is Issued for Puerto Rico and the Virgin Islands.For more information visit your corresponding Seismological Institution or theTsunami Warning Centers
Event Details
Estimated Maximum Intensity: I
Date: July 25, 2021 03:11:25 UTC
July 24, 2021 23:11:25 Hora Local
Region: Sombrero Seismic Zone
Distances: 72.12 Km Northwest of Anegada,BVI
91.13 Km North of Road Town, Tortola,BVI
169.67 Km East-Northeast of San Juan,PR
Magnitude: 3.51 Md
Location: Latitude: 19.2341 Longitude: -64.7695
Depth: 36 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2021-07-25 00:52:39
ID: 20210725031130

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2021-07-25  0311 25.08  19 14.05   64 46.17  36.08  0.20  1.98 11.42        3.51  3.51D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  30   30 116.0  PR1  322  18  15  30  15  30     Q  PP0   0.00  0.00      5.00  0.18 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.51   5.00  0.18 Z        3.51   5.00  0.18 D                                                

REGION= Sombrero Seismic Zone                                                                                          
                                                                                                                       
STA NET COM CR DIST AZM  AN P/S WT   SEC (TOBS -TCAL -DLY  =RES)  WT   SR  INFO  CAL DUR-W-FMAG-T -AMP-U-PER-W-XMAG-T  
CUPR PR HHZ  A116.0 208 100 EP- 1  41.84 16.76 16.94 0.00 -0.18  1.00     0.216 0.55  65   3.31 Z                      
CUPR PR HH1  A116.0 208 100 ES  1  55.05 29.97 30.15 0.00 -0.18  1.00S    0.529                                        
MTP  PR HHZ  A150.5 214  97 EP- 1  46.72 21.64 21.26 0.00  0.38  1.00     0.127 0.55  77   3.51 Z                      
MTP  PR HH2  A150.5 214  97 ES  1  63.09 38.01 37.84 0.00  0.17  1.00S    0.249                                        
HUMP PR HHZ  A166.1 224  96 EP+ 1  48.19 23.11 23.21 0.00 -0.10  1.00     0.078                                        
HUMP PR HH2  A166.1 224  96 ES  1  66.31 41.23 41.31 0.00 -0.08  1.00S    0.121                                        
SJG  IU BHZ  A191.5 230  95 EP- 1  51.47 26.39 26.41 0.00 -0.02  1.00     0.069 0.73  80   3.46 Z                      
SJG  IU BH1  A191.5 230  95 ES  1  72.04 46.96 47.01 0.00 -0.05  1.00S    0.092                                        
ECPR PR HHZ  A196.2 240  95 EP- 1  51.83 26.75 27.00 0.00 -0.25  1.00     0.085                                        
ECPR PR HH1  A196.2 240  95 ES  1  73.06 47.98 48.06 0.00 -0.08  1.00S    0.141                                        
IGPR PR HHZ  A199.1 226  95 EP+ 1  52.45 27.37 27.37 0.00  0.00  1.00     0.105                                        
IGPR PR HH1  A199.1 226  95 ES  1  73.54 48.46 48.72 0.00 -0.26  1.00S    0.194                                        
EMPR PR HHZ  A203.6 246  95 EP+ 1  52.86 27.78 27.93 0.00 -0.15  1.00     0.140                                        
EMPR PR HH1  A203.6 246  95 ES  1  74.90 49.82 49.72 0.00  0.10  1.00S    0.303                                        
CELP PR HHZ  A230.1 237  94 EP+ 1  56.33 31.25 31.28 0.00 -0.03  1.00     0.070                                        
CELP PR HH1  A230.1 237  94 ES  1  80.55 55.47 55.68 0.00 -0.21  1.00S    0.085                                        
AOPR PR HHZ  A231.2 246  94 EP+ 1  56.26 31.18 31.42 0.00 -0.24  1.00     0.103                                        
AOPR PR HH2  A231.2 246  94 ES  1  81.21 56.13 55.93 0.00  0.20  1.00S    0.177                                        
UUPR PR HHZ  A232.7 243  94 EP- 1  56.92 31.84 31.60 0.00  0.24  1.00     0.079 0.55  90   3.74 Z                      
UUPR PR HH1  A232.7 243  94 ES  1  81.20 56.12 56.25 0.00 -0.13  1.00S    0.107                                        
OBIP PR BHZ  A234.4 237  94 EP+ 1  57.01 31.93 31.83 0.00  0.10  1.00     0.072                                        
OBIP PR BHE  A234.4 237  94 ES  1  81.95 56.87 56.66 0.00  0.21  1.00S    0.091                                        
PR03 GS HHZ  A262.8 241  93 EP+ 1  60.78 35.70 35.41 0.00  0.29  1.00     0.078 0.55  82   3.69 Z                      
PR03 GS HH1  A262.8 241  93 ES  1  87.83 62.75 63.03 0.00 -0.28  1.00S    0.096                                        
PR01 GS HHZ  A276.6 242  93 EP+ 1  62.18 37.10 37.15 0.00 -0.05  1.00     0.082                                        
PR01 GS HH1  A276.6 242  93 ES  1  91.40 66.32 66.13 0.00  0.19  1.00S    0.105                                        
MLPR PR HHZ  A278.0 241  93 EP- 1  62.12 37.04 37.32 0.00 -0.28  1.00     0.084                                        
MLPR PR HH1  A278.0 241  93 ES  1  91.20 66.12 66.43 0.00 -0.31  1.00S    0.114                                        
CRPR PR HHZ  A282.0 242  93 EP- 1  62.92 37.84 37.83 0.00  0.01  1.00     0.084                                        
CRPR PR HH2  A282.0 242  93 ES  1  92.73 67.65 67.34 0.00  0.31  1.00S    0.110