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 28, 2023 05:33:05 UTC
May 28, 2023 01:33:05 Hora Local
Region: 19° N Fault Zone
Distances: 125.36 Km North of Loiza,PR
132.97 Km North-Northeast of Cataño,PR
134.68 Km North-Northeast of San Juan,PR
Magnitude: 3.64 Md
Location: Latitude: 19.555 Longitude: -65.6766
Depth: 93 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-05-28 02:02:01
ID: 20230528053313

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-05-28  0533  5.79  19 33.30   65 40.60  93.15  0.53  9.14 17.11        3.64  3.64D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  24   24 144.2  PR1  279  11  10  21  11  21     Q  PPK   0.00  0.00      5.00  0.17 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.64   5.00  0.17 Z        3.64   5.00  0.17 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  
CUPR PR HHZ  A144.2 163 120 EP+ 1  28.64 22.85 22.89 0.00 -0.04  1.00     0.135                                        
CUPR PR HH2  A144.2 163 120 ES  1  46.64 40.85 40.74 0.00  0.11  1.00S    0.305                                        
GCPR PR HHZ  A144.4 198 120 EP- 1  27.78 21.99 22.92 0.00 -0.93* 1.00     0.115                                        
HUMP PR HHZ  A157.5 187 118 EP- 1  29.22 23.43 24.36 0.00 -0.93* 1.00     0.095                                        
HUMP PR HH1  A157.5 187 118 ES  1  48.71 42.92 43.36 0.00 -0.44  1.00S    0.164                                        
MTP  PR HHZ  A161.9 175 117 EP+ 1  30.27 24.48 24.86 0.00 -0.38  1.00     0.146 0.55  95   3.82 Z                      
MTP  PR HH2  A161.9 175 117 ES  1  50.24 44.45 44.25 0.00  0.20  1.00S    0.268                                        
SJVI PR HHZ  A165.6 144 116 EP+ 1  31.60 25.81 25.28 0.00  0.53* 1.00     0.215                                        
SJVI PR HH2  A165.6 144 116 ES  1  51.40 45.61 45.00 0.00  0.61* 1.00S    0.355                                        
SJG  IU BHZ  A167.4 198 116 EP- 1  30.56 24.77 25.48 0.00 -0.71* 1.00     0.099                                        
SJG  IU BH2  A167.4 198 116 ES  1  50.29 44.50 45.35 0.00 -0.85* 1.00S    0.146                                        
AOPR PR HHZ  A175.4 221 115 EP- 1  32.06 26.27 26.39 0.00 -0.12  1.00     0.193 0.55  76   3.64 Z                      
AOPR PR HH2  A175.4 221 115 ES  1  53.01 47.22 46.97 0.00  0.25  1.00S    0.430                                        
UUPR PR HH1  A181.3 218 114 ES  1  53.81 48.02 48.18 0.00 -0.16  1.00S    0.212                                        
CELP PR HHZ  A189.5 211 113 EP+ 1  33.70 27.91 28.01 0.00 -0.10  1.00     0.126 0.55  92   3.82 Z                      
CELP PR HH2  A189.5 211 113 ES  1  55.74 49.95 49.86 0.00  0.09  1.00S    0.143                                        
OBIP PR BHZ  A194.0 211 113 EP+ 1  35.14 29.35 28.54 0.00  0.81* 1.00     0.142 0.87  83   3.54 Z                      
OBIP PR BHE  A194.0 211 113 ES  1  57.05 51.26 50.80 0.00  0.46  1.00S    0.173                                        
LSP  PR HHZ  A213.0 225 111 EP+ 1  37.27 31.48 30.77 0.00  0.71* 1.00     0.161 0.58  62   3.47 Z                      
LSP  PR HH2  A213.0 225 111 ES  1  60.41 54.62 54.77 0.00 -0.15  1.00S    0.163                                        
CRPR PR HH2  A228.5 222 109 ES  1  64.48 58.69 58.05 0.00  0.64* 1.00S    0.202                                        
   3 UNWEIGHTED STATIONS NOT PRINTED.