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: September 04, 2023 03:05:16 UTC
September 03, 2023 23:05:16 Hora Local
Region: Sombrero Seismic Zone
Distances: 43.56 Km Northwest of Anegada,BVI
65.98 Km North-Northwest of Virgin Gorda,BVI
179.29 Km East-Northeast of San Juan,PR
Magnitude: 3.88 Md
Location: Latitude: 19.0573 Longitude: -64.5741
Depth: 4 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-09-03 23:39:39
ID: 20230904030515

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-09-04  0305 16.56  19  3.44   64 34.45   4.29  0.59  3.71  3.22        3.88  3.88D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  27   27  87.8  PR1  235  12  14  27  13  27     Q  PPM   0.00  0.00     11.00  0.14 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.88  11.00  0.14 Z        3.88  11.00  0.14 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  
STVI PR HHZ  A 87.8 208  44 EP- 1  30.02 13.46 14.57 0.00 -1.11* 1.00     0.133                                        
STVI PR HH1  A 87.8 208  44 ES  1  41.87 25.31 25.93 0.00 -0.62* 1.00S    0.259                                        
CDVI PR HHZ  A145.9 188  44 EP+ 1  38.84 22.28 21.91 0.00  0.37  1.00     0.175 0.55 119   3.88 Z                      
CDVI PR HH2  A145.9 188  44 ES  1  56.17 39.61 39.00 0.00  0.61* 1.00S    0.384                                        
MTP  PR HHZ  A148.2 225  44 EP+ 1  38.38 21.82 22.21 0.00 -0.39  1.00     0.089 0.55 104   3.76 Z                      
MTP  PR HH2  A148.2 225  44 ES  1  57.12 40.56 39.53 0.00  1.03* 1.00S    0.126                                        
HUMP PR HHZ  A168.4 234  44 EP- 1  40.89 24.33 24.77 0.00 -0.44  1.00     0.075 0.55 114   3.86 Z                      
HUMP PR HH1  A168.4 234  44 ES  1  59.96 43.40 44.09 0.00 -0.69* 1.00S    0.088                                        
SMRT NA BHZ  A193.6 124  44 EP+ 1  44.82 28.26 27.96 0.00  0.30  1.00     0.289                                        
SMRT NA BHE  A193.6 124  44 ES  1  66.04 49.48 49.77 0.00 -0.29  1.00S    0.763                                        
SJG  IU BHZ  A196.6 239  44 EP- 1  44.46 27.90 28.33 0.00 -0.43  1.00     0.074 0.73 111   3.74 Z                      
SJG  IU BH2  A196.6 239  44 ES  1  67.49 50.93 50.43 0.00  0.50* 1.00S    0.088                                        
IGPR PR HHZ  A202.0 234  44 EP+ 1  46.54 29.98 29.02 0.00  0.96* 1.00     0.075 0.55  94   3.72 Z                      
IGPR PR HH1  A202.0 234  44 ES  1  68.16 51.60 51.66 0.00 -0.06  1.00S    0.088                                        
ECPR PR HHZ  A205.7 247  44 EP+ 1  45.61 29.05 29.48 0.00 -0.43  1.00     0.085 0.55 131   4.03 Z                      
ECPR PR HH2  A205.7 247  44 ES  1  69.30 52.74 52.47 0.00  0.27  1.00S    0.129                                        
CELP PR HHZ  A238.0 244  44 EP+ 1  49.77 33.21 33.58 0.00 -0.37  1.00     0.079 0.55 130   4.06 Z                      
CELP PR HH2  A238.0 244  44 ES  1  75.73 59.17 59.77 0.00 -0.60* 1.00S    0.107                                        
OBIP PR BHZ  A242.2 243  44 EP- 1  50.42 33.86 34.10 0.00 -0.24  1.00     0.077 0.87 118   3.77 Z                      
OBIP PR BHE  A242.2 243  44 ES  1  76.34 59.78 60.70 0.00 -0.92* 1.00S    0.101                                        
UUPR PR HHZ  A243.4 249  44 EP+ 1  51.25 34.69 34.25 0.00  0.44  1.00     0.091                                        
GBPR PR HHZ  A271.4 245  44 EP+ 1  55.13 38.57 37.80 0.00  0.77* 1.00     0.080 0.58 133   4.09 Z                      
GBPR PR HH2  A271.4 245  44 ES  1  83.16 66.60 67.28 0.00 -0.68* 1.00S    0.113                                        
MLPR PR HHZ  A287.4 246  44 EP+ 1  56.75 40.19 39.82 0.00  0.37  1.00     0.083 0.55 109   3.95 Z                      
MLPR PR HH2  A287.4 246  44 ES  1  87.78 71.22 70.88 0.00  0.34  1.00S    0.121                                        
CRPR PR HHZ  A292.0 247  44 EP- 1  56.99 40.43 40.41 0.00  0.02  1.00     0.085 0.55 128   4.10 Z                      
CRPR PR HH1  A292.0 247  44 ES  1  89.40 72.84 71.93 0.00  0.91* 1.00S    0.129