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 31, 2024 08:22:44 UTC
January 31, 2024 04:22:44 Hora Local
Region: Sombrero Seismic Zone
Distances: 82.26 Km North of Charlotte Amalie, St. Thomas,USVI
82.38 Km West-Northwest of Anegada,BVI
138.99 Km East-Northeast of San Juan,PR
Magnitude: 3.81 Md
Location: Latitude: 19.0866 Longitude: -65.0063
Depth: 4 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2024-01-31 04:51:41
ID: 20240131082244

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2024-01-31  0822 44.50  19  5.20   65  0.38   4.57  0.53  5.75  5.28        3.81  3.81D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  36   36  81.5  PR1  269  12  18  36  18  36     Q  PP0   0.00  0.00     10.00  0.06 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.81  10.00  0.06 Z        3.81  10.00  0.06 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 81.5 176  50 IPD    57.59 13.09 13.67 0.00 -0.58* 1.86     0.393 0.55  71   3.33 Z                      
STVI PR HH2  A 81.5 176  50 ES  1  68.29 23.79 24.33 0.00 -0.54* 0.93S    0.247                                        
FAPR PR HHZ  A118.2 216  44 EP+ 1  63.43 18.93 18.38 0.00  0.55* 0.93     0.049 0.55  76   3.44 Z                      
FAPR PR HH1  A118.2 216  44 ES  1  76.66 32.16 32.72 0.00 -0.56* 0.93S    0.119                                        
HUMP PR HHZ  A137.3 221  44 EP+ 1  65.18 20.68 20.79 0.00 -0.11  0.93     0.047 0.55 107   3.77 Z                      
HUMP PR HH1  A137.3 221  44 ES  1  81.70 37.20 37.01 0.00  0.19  0.93S    0.109                                        
GCPR PR HHZ  A142.6 234  44 EP+ 1  65.11 20.61 21.46 0.00 -0.85* 0.93     0.041                                        
GCPR PR HH1  A142.6 234  44 ES  1  82.35 37.85 38.20 0.00 -0.35  0.93S    0.072                                        
CDVI PR HHZ  A149.9 170  44 EP+ 1  67.91 23.41 22.39 0.00  1.02* 0.93     0.188 0.55 112   3.82 Z                      
CDVI PR HH2  A149.9 170  44 ES  1  84.90 40.40 39.85 0.00  0.55* 0.93S    0.579                                        
SJG  IU BHZ  A161.9 229  44 EP- 1  68.01 23.51 23.91 0.00 -0.40  0.93     0.043                                        
SJG  IU BH2  A161.9 229  44 ES  1  87.31 42.81 42.56 0.00  0.25  0.93S    0.086                                        
IGPR PR HHZ  A170.0 224  44 EP- 1  69.94 25.44 24.93 0.00  0.51* 0.93     0.046 0.55 102   3.76 Z                      
IGPR PR HH2  A170.0 224  44 ES  1  89.30 44.80 44.38 0.00  0.42  0.93S    0.101                                        
ASPR PR HHZ  A174.7 229  44 EP- 1  70.18 25.68 25.53 0.00  0.15  0.93     0.043                                        
ASPR PR HH1  A174.7 229  44 ES  1  90.83 46.33 45.44 0.00  0.89* 0.93S    0.086                                        
CELP PR HHZ  A200.3 237  44 EP+ 1  73.08 28.58 28.77 0.00 -0.19  0.93     0.040 0.55 113   3.89 Z                      
CELP PR HH2  A200.3 237  44 ES  1  94.92 50.42 51.21 0.00 -0.79* 0.93S    0.066                                        
ICMP PR HHZ  A208.4 231  44 EP+ 1  74.63 30.13 29.80 0.00  0.33  0.93     0.042                                        
ICMP PR HH1  A208.4 231  44 ES  1  97.65 53.15 53.04 0.00  0.11  0.93S    0.080                                        
AGPR PR HHZ  A232.3 254  44 EP+ 1  76.57 32.07 32.82 0.00 -0.75* 0.93     0.071                                        
AGPR PR HH2  A232.3 254  44 ES  1 102.01 57.51 58.42 0.00 -0.91* 0.93S    0.138                                        
GBPR PR HHZ  A233.0 239  44 IPD    78.04 33.54 32.90 0.00  0.64* 1.86     0.163 0.58 104   3.83 Z                      
GBPR PR HH1  A233.0 239  44 ES  1 103.99 59.49 58.56 0.00  0.93* 0.93S    0.064                                        
LSP  PR HHZ  A241.5 246  44 EP+ 1  78.44 33.94 33.99 0.00 -0.05  0.93     0.047 0.58 109   3.88 Z                      
LSP  PR HH2  A241.5 246  44 ES  1 104.33 59.83 60.50 0.00 -0.67* 0.93S    0.073                                        
PRSN PR HHZ  A245.3 248  44 EP- 1  79.72 35.22 34.47 0.00  0.75* 0.93     0.051                                        
PRSN PR HH2  A245.3 248  44 ES  1 105.58 61.08 61.36 0.00 -0.28  0.93S    0.083                                        
MLPR PR HHZ  A248.2 241  44 EP- 1  79.39 34.89 34.83 0.00  0.06  0.93     0.041 0.55  96   3.79 Z                      
MLPR PR HH2  A248.2 241  44 ES  1 106.48 61.98 62.00 0.00 -0.02  0.93S    0.064                                        
CRPR PR HHZ  A252.3 243  44 IPD    79.72 35.22 35.34 0.00 -0.12  1.86     0.172 0.55 119   3.99 Z                      
CRPR PR HH2  A252.3 243  44 ES  1 107.98 63.48 62.91 0.00  0.57* 0.93S    0.065                                        
IDE  PR EHZ  A270.9 254  44 EP- 1  82.48 37.98 37.70 0.00  0.28  0.93     0.071                                        
IDE  PR EHE  A270.9 254  44 ES  1 111.42 66.92 67.11 0.00 -0.19  0.93S    0.138                                        
PCDR PR BHZ  A361.5 261  44 EP- 1  92.87 48.37 49.18 0.00 -0.81* 0.78     0.080                                        
PCDR PR BHN  A361.5 261  44 ES  1 132.10 87.60 87.54 0.00  0.06  0.78S    0.185