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 23, 2023 05:37:42 UTC
January 23, 2023 01:37:42 Hora Local
Region: 19° N Fault Zone
Distances: 115.66 Km North of Loiza,PR
121.39 Km North-Northeast of Cataño,PR
123.7 Km North-Northeast of San Juan,PR
Magnitude: 3.95 Md
Location: Latitude: 19.4815 Longitude: -65.78
Depth: 82 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-01-23 03:32:57
ID: 20230123053749

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-01-23  0537 42.96  19 28.89   65 46.80  82.24  0.53  6.11 11.74        3.95  3.95D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  28   28 133.6  PR1  279  10  15  28  13  28     Q  PPW   0.00  0.00      5.00  0.02 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.95   5.00  0.02 Z        3.95   5.00  0.02 D                                                

REGION= 19 N Fault 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  
GCPR PR HHZ  A133.6 194 118 EP+ 1  63.06 20.10 21.05 0.00 -0.95* 0.95     0.063                                        
GCPR PR HH2  A133.6 194 118 ES  1  80.61 37.65 37.47 0.00  0.18  0.95S    0.169                                        
CUPR PR HHZ  A140.1 157 117 IPD    64.13 21.17 21.78 0.00 -0.61* 1.90     0.301                                        
CUPR PR HH2  A140.1 157 117 ES  1  82.27 39.31 38.77 0.00  0.54* 0.95S    0.175                                        
ECPR PR HHZ  A142.6 206 116 EP+ 1  65.00 22.04 22.06 0.00 -0.02  0.95     0.084 0.55 103   3.85 Z                      
ECPR PR HH1  A142.6 206 116 ES  1  82.24 39.28 39.27 0.00  0.01  0.95S    0.187                                        
HUMP PR HHZ  A148.4 183 115 EP- 1  65.05 22.09 22.72 0.00 -0.63* 0.95     0.042                                        
HUMP PR HH1  A148.4 183 115 ES  1  82.68 39.72 40.44 0.00 -0.72* 0.95S    0.129                                        
STVI PR HHZ  A152.1 145 115 EP+ 1  67.05 24.09 23.14 0.00  0.95* 0.95     0.106                                        
STVI PR HH1  A152.1 145 115 ES  1  84.71 41.75 41.19 0.00  0.56* 0.95S    0.204                                        
MTP  PR HHZ  A155.1 171 114 EP+ 1  66.35 23.39 23.48 0.00 -0.09  0.95     0.060 0.55 115   3.97 Z                      
MTP  PR HH1  A155.1 171 114 ES  1  84.42 41.46 41.79 0.00 -0.33  0.95S    0.182                                        
SJG  IU BHZ  A156.5 195 114 IPD    66.48 23.52 23.65 0.00 -0.13  1.90     0.183                                        
SJG  IU BH1  A156.5 195 114 ES  1  84.36 41.40 42.10 0.00 -0.70* 0.95S    0.121                                        
AOPR PR HHZ  A162.2 220 113 EP- 1  66.67 23.71 24.30 0.00 -0.59* 0.95     0.129 0.55 112   3.95 Z                      
AOPR PR HH2  A162.2 220 113 ES  1  86.67 43.71 43.25 0.00  0.46  0.95S    0.238                                        
SJVI PR HHZ  A165.8 139 113 EP+ 2  67.32 24.36 24.71 0.00 -0.35  0.38     0.019 0.55 112   3.96 Z                      
SJVI PR HH2  A165.8 139 113 ES  1  87.55 44.59 43.98 0.00  0.61* 0.95S    0.211                                        
UUPR PR HHZ  A168.3 217 113 EP- 1  68.92 25.96 25.00 0.00  0.96* 0.95     0.093                                        
UUPR PR HH1  A168.3 217 113 ES  1  87.36 44.40 44.50 0.00 -0.10  0.95S    0.150                                        
IGPR PR HHZ  A171.3 192 112 EP- 1  68.23 25.27 25.36 0.00 -0.09  0.95     0.076 0.55  86   3.72 Z                      
IGPR PR HH1  A171.3 192 112 ES  1  87.88 44.92 45.14 0.00 -0.22  0.95S    0.230                                        
CELP PR HHZ  A177.0 209 111 EP+ 1  69.14 26.18 26.03 0.00  0.15  0.95     0.066                                        
GBPR PR HHZ  A203.1 215 109 EP- 1  72.65 29.69 29.12 0.00  0.57* 0.95     0.094                                        
GBPR PR HH1  A203.1 215 109 ES  1  94.92 51.96 51.83 0.00  0.13  0.95S    0.171                                        
MLPR PR HHZ  A214.0 219 108 EP- 1  73.45 30.49 30.42 0.00  0.07  0.95     0.104                                        
MLPR PR HH1  A214.0 219 108 ES  1  98.09 55.13 54.15 0.00  0.98* 0.95S    0.170                                        
CDVI PR HHZ  A219.4 150 107 EP+ 1  74.73 31.77 31.07 0.00  0.70* 0.95     0.230