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 06:39:54 UTC
January 23, 2023 02:39:54 Hora Local
Region: 19° N Fault Zone
Distances: 87.33 Km North of Loiza,PR
93.91 Km North-Northeast of Cataño,PR
95.72 Km North-Northeast of San Juan,PR
Magnitude: 3.91 Md
Location: Latitude: 19.2256 Longitude: -65.8093
Depth: 122 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 05:32:50
ID: 20230123063954

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-01-23  0639 54.77  19 13.54   65 48.56 122.35  0.58  6.74  6.46        3.91  3.91D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  31   31 105.5  PR1  265  14  16  31  15  31     Q  PPW   0.00  0.00      8.00  0.06 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.91   8.00  0.06 Z        3.91   8.00  0.06 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  A105.5 196 137 EP+ 1  75.95 21.18 21.41 0.00 -0.23  1.01     0.072                                        
GCPR PR HH2  A105.5 196 137 ES  1  92.22 37.45 38.11 0.00 -0.66* 1.01S    0.156                                        
CUPR PR HHZ  A115.8 151 134 EP- 1  76.64 21.87 22.31 0.00 -0.44  1.01     0.086 0.55 106   3.93 Z                      
CUPR PR HH2  A115.8 151 134 ES  1  94.91 40.14 39.71 0.00  0.43  1.01S    0.169                                        
ECPR PR HHZ  A116.1 211 134 EP- 1  76.87 22.10 22.33 0.00 -0.23  1.01     0.094 0.55 113   3.99 Z                      
ECPR PR HH1  A116.1 211 134 ES  1  95.03 40.26 39.75 0.00  0.51* 1.01S    0.180                                        
HUMP PR HHZ  A120.0 182 133 EP+ 1  76.66 21.89 22.69 0.00 -0.80* 1.01     0.051 0.55 101   3.89 Z                      
HUMP PR HH1  A120.0 182 133 ES  1  95.87 41.10 40.39 0.00  0.71* 1.01S    0.121                                        
MTP  PR HHZ  A127.8 167 132 EP- 1  78.18 23.41 23.41 0.00  0.00  1.01     0.072 0.55  88   3.77 Z                      
MTP  PR HH2  A127.8 167 132 ES  1  95.84 41.07 41.67 0.00 -0.60* 1.01S    0.178                                        
SJG  IU BHZ  A128.4 197 131 EP+ 1  78.06 23.29 23.47 0.00 -0.18  1.01     0.053                                        
SJG  IU BH2  A128.4 197 131 ES  1  97.08 42.31 41.78 0.00  0.53* 1.01S    0.105                                        
STVI PR HHZ  A132.0 136 131 EP+ 1  78.96 24.19 23.81 0.00  0.38  1.01     0.124 0.55 104   3.93 Z                      
STVI PR HH1  A132.0 136 131 ES  1  97.15 42.38 42.38 0.00  0.00  1.01S    0.211                                        
AOPR PR HHZ  A139.2 226 129 EP- 1  80.22 25.45 24.50 0.00  0.95* 1.01     0.137 0.55 116   4.04 Z                      
AOPR PR HH2  A139.2 226 129 ES  1  98.68 43.91 43.61 0.00  0.30  1.01S    0.228                                        
IGPR PR HHZ  A143.0 193 128 EP+ 1  80.29 25.52 24.87 0.00  0.65* 1.01     0.083 0.55  86   3.77 Z                      
IGPR PR HH1  A143.0 193 128 ES  1 100.11 45.34 44.27 0.00  1.07* 1.01S    0.216                                        
UUPR PR HHZ  A144.3 222 128 EP+ 1  79.41 24.64 25.00 0.00 -0.36  1.01     0.099                                        
UUPR PR HH1  A144.3 222 128 ES  1  99.72 44.95 44.50 0.00  0.45  1.01S    0.133                                        
SJVI PR HHZ  A147.5 131 127 EP- 1  79.39 24.62 25.32 0.00 -0.70* 1.01     0.137 0.55  95   3.87 Z                      
SJVI PR HH1  A147.5 131 127 ES  1  99.50 44.73 45.07 0.00 -0.34  1.01S    0.213                                        
CELP PR HHZ  A151.1 213 127 EP+ 1  79.96 25.19 25.68 0.00 -0.49  1.01     0.071                                        
CELP PR HH2  A151.1 213 127 ES  1  99.57 44.80 45.71 0.00 -0.91* 1.01S    0.100                                        
GBPR PR HHZ  A178.6 220 122 EP+ 1  83.68 28.91 28.55 0.00  0.36  1.01     0.098                                        
GBPR PR HH1  A178.6 220 122 ES  1 104.93 50.16 50.82 0.00 -0.66* 1.01S    0.135                                        
MLPR PR HHZ  A190.6 224 120 EP- 1  84.89 30.12 29.83 0.00  0.29  1.01     0.109                                        
MLPR PR HH1  A190.6 224 120 ES  1 107.07 52.30 53.10 0.00 -0.80* 1.01S    0.136                                        
CRPR PR HHZ  A192.5 226 120 EP- 1  86.19 31.42 30.04 0.00  1.38* 0.60     0.039                                        
CRPR PR HH1  A192.5 226 120 ES  1 107.69 52.92 53.47 0.00 -0.55* 1.01S    0.127                                        
CDVI PR HHZ  A196.9 145 119 EP+ 1  85.64 30.87 30.52 0.00  0.35  1.01     0.253