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: January 21, 2023 05:35:27 UTC
January 21, 2023 01:35:27 Hora Local
Region: Sombrero Seismic Zone
Distances: 81.08 Km Northwest of Anegada,BVI
97.78 Km North-Northwest of Road Town, Tortola,BVI
166.18 Km Northeast of San Juan,PR
Magnitude: 3.77 Md
Location: Latitude: 19.2806 Longitude: -64.84
Depth: 49 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-01-21 02:13:00
ID: 20230121053532

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-01-21  0535 27.46  19 16.84   64 50.40  49.39  0.41  5.15 14.49        3.77  3.77D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  32   32 103.5  PR1  292  12  15  30  15  30     Q  PP0   0.00  0.00     13.00  0.15 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.77  13.00  0.15 Z        3.77  13.00  0.15 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  A103.5 187 110 EP+ 1  43.24 15.78 15.85 0.00 -0.07  1.03     0.136 0.55  91   3.63 Z                      
STVI PR HH1  A103.5 187 110 ES  1  55.60 28.14 28.21 0.00 -0.07  1.03S    0.289                                        
SJVI PR HHZ  A105.3 176 109 EP+ 1  43.40 15.94 16.06 0.00 -0.12  1.03     0.174 0.55  82   3.54 Z                      
SJVI PR HH2  A105.3 176 109 ES  1  56.42 28.96 28.59 0.00  0.37  1.03S    0.325                                        
CUPR PR HHZ  A117.4 204 107 EP- 1  44.60 17.14 17.51 0.00 -0.37  1.03     0.078 0.55  87   3.61 Z                      
CUPR PR HH1  A117.4 204 107 ES  1  58.27 30.81 31.17 0.00 -0.36  1.03S    0.182                                        
HUMP PR HHZ  A165.0 221 101 EP+ 1  50.34 22.88 23.34 0.00 -0.46  1.03     0.072 0.55  91   3.70 Z                      
HUMP PR HH1  A165.0 221 101 ES  1  69.31 41.85 41.55 0.00  0.30  1.03S    0.160                                        
GCPR PR HHZ  A169.6 231 101 EP+ 1  50.55 23.09 23.92 0.00 -0.83* 1.03     0.065                                        
GCPR PR HH2  A169.6 231 101 ES  1  69.38 41.92 42.58 0.00 -0.66* 1.03S    0.109                                        
SJG  IU BHZ  A189.3 228 100 EP- 1  53.67 26.21 26.37 0.00 -0.16  1.03     0.070 0.73  95   3.64 Z                      
SJG  IU BH1  A189.3 228 100 ES  1  74.34 46.88 46.94 0.00 -0.06  1.03S    0.133                                        
ECPR PR HHZ  A192.6 237 100 EP- 1  54.20 26.74 26.78 0.00 -0.04  1.03     0.080 0.55  95   3.77 Z                      
ECPR PR HH2  A192.6 237 100 ES  1  75.85 48.39 47.67 0.00  0.72* 1.03S    0.121                                        
IGPR PR HHZ  A197.7 223  99 EP- 1  55.13 27.67 27.41 0.00  0.26  1.03     0.135 0.55  88   3.71 Z                      
IGPR PR HH1  A197.7 223  99 ES  1  77.37 49.91 48.79 0.00  1.12* 0.11S    0.004                                        
EMPR PR HHZ  A199.0 244  99 EP- 1  55.13 27.67 27.58 0.00  0.09  1.03     0.162                                        
EMPR PR HH1  A199.0 244  99 ES  1  76.89 49.43 49.09 0.00  0.34  1.03S    0.331                                        
AOPR PR HHZ  A226.7 244  98 EP- 1  58.25 30.79 31.04 0.00 -0.25  1.03     0.114 0.55 110   3.94 Z                      
AOPR PR HH2  A226.7 244  98 ES  1  82.48 55.02 55.25 0.00 -0.23  1.03S    0.175                                        
CELP PR HHZ  A226.9 235  98 EP- 1  58.53 31.07 31.07 0.00  0.00  1.03     0.077 0.55  97   3.83 Z                      
CELP PR HH1  A226.9 235  98 ES  1  82.23 54.77 55.30 0.00 -0.53* 1.03S    0.115                                        
UUPR PR HHZ  A228.6 241  98 EP- 1  59.56 32.10 31.28 0.00  0.82* 1.03     0.084 0.55 108   3.93 Z                      
UUPR PR HH1  A228.6 241  98 ES  1  82.78 55.32 55.68 0.00 -0.36  1.03S    0.103                                        
GBPR PR HHZ  A259.3 237  97 EP- 1  63.02 35.56 35.12 0.00  0.44  1.03     0.093 0.58 111   3.96 Z                      
GBPR PR HH1  A259.3 237  97 ES  1  90.53 63.07 62.51 0.00  0.56* 1.03S    0.151                                        
MLPR PR HHZ  A274.2 239  96 EP- 1  64.64 37.18 37.00 0.00  0.18  1.03     0.093 0.55 101   3.92 Z                      
MLPR PR HH2  A274.2 239  96 ES  1  92.73 65.27 65.86 0.00 -0.59* 1.03S    0.138                                        
CRPR PR HHZ  A278.0 240  96 EP- 1  64.81 37.35 37.48 0.00 -0.13  1.03     0.091 0.55 107   3.97 Z                      
CRPR PR HH2  A278.0 240  96 ES  1  94.48 67.02 66.71 0.00  0.31  1.03S    0.125                                        
   2 UNWEIGHTED STATIONS NOT PRINTED.