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: May 20, 2023 06:06:57 UTC
May 20, 2023 02:06:57 Hora Local
Region: Puerto Rico Trench
Distances: 132.21 Km North of Loiza,PR
138.21 Km North-Northeast of Cataño,PR
140.51 Km North-Northeast of San Juan,PR
Magnitude: 3.96 Md
Location: Latitude: 19.6275 Longitude: -65.7343
Depth: 50 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-05-20 02:43:49
ID: 20230520060701

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-05-20  0606 57.69  19 37.65   65 44.06  50.45  0.51  6.82 29.79        3.96  3.96D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  16   16 150.5  PR1  286  13   8  16   8  16     Q  PPD   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                                                
                         3.96   5.00  0.02 Z        3.96   5.00  0.02 D                                                

REGION= Puerto Rico Trench                                                                                             
                                                                                                                       
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  A150.5 195 103 EP- 1  78.94 21.25 21.59 0.00 -0.34  1.00     0.123                                        
GCPR PR HH2  A150.5 195 103 ES  1  95.55 37.86 38.43 0.00 -0.57* 1.00S    0.262                                        
CUPR PR HHZ  A153.7 161 103 EP+ 1  79.61 21.92 21.98 0.00 -0.06  1.00     0.157 0.55 107   3.84 Z                      
CUPR PR HH2  A153.7 161 103 ES  1  97.46 39.77 39.12 0.00  0.65* 1.00S    0.307                                        
ECPR PR HHZ  A159.3 205 102 EP+ 1  79.79 22.10 22.67 0.00 -0.57* 1.00     0.151 0.55  82   3.60 Z                      
ECPR PR HH2  A159.3 205 102 ES  1  97.35 39.66 40.35 0.00 -0.69* 1.00S    0.264                                        
HUMP PR HHZ  A164.9 185 102 EP+ 1  80.59 22.90 23.36 0.00 -0.46  1.00     0.132 0.55 121   3.96 Z                      
HUMP PR HH1  A164.9 185 102 ES  1  98.48 40.79 41.58 0.00 -0.79* 1.00S    0.242                                        
MTP  PR HHZ  A170.5 173 101 EP+ 1  81.39 23.70 24.05 0.00 -0.35  1.00     0.182                                        
MTP  PR HH1  A170.5 173 101 ES  1 100.71 43.02 42.81 0.00  0.21  1.00S    0.361                                        
SJVI PR HHZ  A175.7 144 101 EP+ 1  82.56 24.87 24.70 0.00  0.17  1.00     0.256 0.55 122   3.98 Z                      
SJVI PR HH2  A175.7 144 101 ES  1 101.85 44.16 43.97 0.00  0.19  1.00S    0.389                                        
AOPR PR HHZ  A177.9 218 101 EP+ 1  83.26 25.57 24.97 0.00  0.60* 1.00     0.226 0.55 119   3.96 Z                      
AOPR PR HH2  A177.9 218 101 ES  1 102.88 45.19 44.45 0.00  0.74* 1.00S    0.332                                        
CELP PR HHZ  A193.6 208 100 EP+ 1  84.79 27.10 26.92 0.00  0.18  1.00     0.233                                        
CELP PR HH2  A193.6 208 100 ES  1 106.35 48.66 47.92 0.00  0.74* 1.00S    0.375