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 17:18:45 UTC
January 21, 2023 13:18:45 Hora Local
Region: 19° N Fault Zone
Distances: 122.36 Km North of Loiza,PR
128.88 Km North-Northeast of Cataño,PR
130.95 Km North-Northeast of San Juan,PR
Magnitude: 3.74 Md
Location: Latitude: 19.5368 Longitude: -65.7323
Depth: 38 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 14:15:23
ID: 20230121171846

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-01-21  1718 45.12  19 32.21   65 43.94  38.06  0.37  2.70 17.96        3.74  3.74D                                
                                                                                         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   28 140.8  PR1  266  11  14  28  14  28     Q  PPD   0.00  0.00     10.00  0.05 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.74  10.00  0.05 Z        3.74  10.00  0.05 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  A140.8 196  98 EP- 2  65.27 20.15 20.08 0.00  0.07  0.44     0.011 0.55  99   3.73 Z                      
GCPR PR HH2  A140.8 196  98 ES  1  80.94 35.82 35.74 0.00  0.08  1.10S    0.172                                        
CUPR PR HHZ  A144.1 160  98 EP+ 1  65.42 20.30 20.49 0.00 -0.19  1.10     0.127 0.55 102   3.76 Z                      
CUPR PR HH1  A144.1 160  98 ES  1  81.56 36.44 36.47 0.00 -0.03  1.10S    0.255                                        
EMPR PR HHZ  A144.2 216  98 EP+ 1  65.44 20.32 20.50 0.00 -0.18  1.10     0.171 0.55  92   3.66 Z                      
EMPR PR HH2  A144.2 216  98 ES  1  81.47 36.35 36.49 0.00 -0.14  1.10S    0.371                                        
ECPR PR HHZ  A150.3 207  98 EP+ 1  66.56 21.44 21.26 0.00  0.18  1.10     0.083 0.55  88   3.63 Z                      
ECPR PR HH1  A150.3 207  98 ES  1  83.16 38.04 37.84 0.00  0.20  1.10S    0.157                                        
HUMP PR HHZ  A154.9 185  98 EP- 1  66.20 21.08 21.84 0.00 -0.76* 1.10     0.066                                        
HUMP PR HH2  A154.9 185  98 ES  1  84.01 38.89 38.88 0.00  0.01  1.10S    0.163                                        
MTP  PR HHZ  A160.5 173  97 EP+ 1  67.66 22.54 22.54 0.00  0.00  1.10     0.096 0.55 103   3.79 Z                      
MTP  PR HH1  A160.5 173  97 ES  2  85.02 39.90 40.12 0.00 -0.22  0.44S    0.036                                        
SJG  IU BHZ  A163.8 196  97 EP- 1  67.58 22.46 22.95 0.00 -0.49  1.10     0.065 0.73  85   3.49 Z                      
SJG  IU BH1  A163.8 196  97 ES  1  86.33 41.21 40.85 0.00  0.36  1.10S    0.147                                        
SJVI PR HHZ  A167.4 142  97 EP+ 1  68.40 23.28 23.41 0.00 -0.13  1.10     0.207 0.55 103   3.79 Z                      
SJVI PR HH2  A167.4 142  97 ES  1  87.20 42.08 41.67 0.00  0.41  1.10S    0.330                                        
AOPR PR HHZ  A170.1 220  97 EP- 1  68.39 23.27 23.75 0.00 -0.48  1.10     0.120 0.55 103   3.80 Z                      
AOPR PR HH2  A170.1 220  97 ES  1  87.15 42.03 42.27 0.00 -0.24  1.10S    0.169                                        
UUPR PR HHZ  A176.2 217  96 EP+ 1  70.46 25.34 24.51 0.00  0.83* 1.01     0.082                                        
IGPR PR HHZ  A178.4 193  96 EP- 1  69.70 24.58 24.78 0.00 -0.20  1.10     0.100                                        
IGPR PR HH1  A178.4 193  96 ES  1  88.87 43.75 44.11 0.00 -0.36  1.10S    0.263                                        
CELP PR HHZ  A184.8 210  96 EP+ 1  71.42 26.30 25.60 0.00  0.70* 1.10     0.086 0.55  91   3.70 Z                      
CELP PR HH2  A184.8 210  96 ES  1  91.63 46.51 45.57 0.00  0.94* 0.45S    0.024                                        
MLPR PR HHZ  A221.9 219  95 EP+ 1  75.27 30.15 30.27 0.00 -0.12  1.10     0.129                                        
MLPR PR HH2  A221.9 219  95 ES  1  99.19 54.07 53.88 0.00  0.19  1.10S    0.203                                        
IDE  PR EHE  A222.8 236  95 ES  2  99.28 54.16 54.06 0.00  0.10  0.44S    0.039                                        
CRPR PR HHZ  A223.1 221  95 EP- 1  75.96 30.84 30.42 0.00  0.42  1.10     0.130 0.55  92   3.75 Z                      
CRPR PR HH1  A223.1 221  95 ES  1  99.03 53.91 54.15 0.00 -0.24  1.10S    0.186