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 16, 2023 06:47:19 UTC
May 16, 2023 02:47:19 Hora Local
Region: 19° N Fault Zone
Distances: 127.64 Km North of Loiza,PR
133.55 Km North-Northeast of Cataño,PR
135.86 Km North-Northeast of San Juan,PR
Magnitude: 3.97 Md
Location: Latitude: 19.5873 Longitude: -65.7476
Depth: 57 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-05-16 05:10:40
ID: 20230516064719

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-05-16  0647 19.03  19 35.24   65 44.86  57.29  0.53  4.19 15.63        3.97  3.97D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  36   36 145.8  PR1  245  12  18  33  16  36     Q  PPP   0.00  0.00      8.00  0.08 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.97   8.00  0.08 Z        3.97   8.00  0.08 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  A145.8 195 107 EP- 1  39.43 20.40 21.25 0.00 -0.85* 1.02     0.051                                        
GCPR PR HH2  A145.8 195 107 ES  1  56.36 37.33 37.83 0.00 -0.49  1.02S    0.162                                        
EMPR PR HHZ  A147.9 214 106 EP+ 1  40.70 21.67 21.50 0.00  0.17  1.02     0.112                                        
EMPR PR HH2  A147.9 214 106 ES  1  56.85 37.82 38.27 0.00 -0.45  1.02S    0.350                                        
CUPR PR HHZ  A149.9 160 106 EP+ 1  40.69 21.66 21.74 0.00 -0.08  1.02     0.088 0.55 119   3.94 Z                      
CUPR PR HH2  A149.9 160 106 ES  1  58.62 39.59 38.70 0.00  0.89* 1.02S    0.168                                        
STVI PR HHZ  A160.1 148 105 EP+ 1  42.61 23.58 22.98 0.00  0.60* 1.02     0.125 0.55 120   3.96 Z                      
STVI PR HH1  A160.1 148 105 ES  1  60.50 41.47 40.90 0.00  0.57* 1.02S    0.197                                        
HUMP PR HHZ  A160.3 184 105 EP+ 1  41.06 22.03 23.01 0.00 -0.98* 1.02     0.052                                        
HUMP PR HH2  A160.3 184 105 ES  1  59.48 40.45 40.96 0.00 -0.51* 1.02S    0.110                                        
MTP  PR HHZ  A166.2 172 104 EP+ 1  42.30 23.27 23.73 0.00 -0.46  1.02     0.077 0.55 142   4.12 Z                      
MTP  PR HH1  A166.2 172 104 ES  1  60.60 41.57 42.24 0.00 -0.67* 1.02S    0.140                                        
SJVI PR HHZ  A172.9 143 104 EP- 1  43.72 24.69 24.54 0.00  0.15  1.02     0.142                                        
SJVI PR HH1  A172.9 143 104 ES  1  62.33 43.30 43.68 0.00 -0.38  1.02S    0.197                                        
AOPR PR HHZ  A173.5 218 104 EP+ 1  43.13 24.10 24.62 0.00 -0.52* 1.02     0.070 0.55 147   4.16 Z                      
AOPR PR HH2  A173.5 218 104 ES  1  63.54 44.51 43.82 0.00  0.69* 1.02S    0.151                                        
IGPR PR HHZ  A183.5 192 103 EP+ 1  44.50 25.47 25.85 0.00 -0.38  1.02     0.081                                        
IGPR PR HH1  A183.5 192 103 ES  1  65.41 46.38 46.01 0.00  0.37  1.02S    0.169                                        
CELP PR HHZ  A189.0 208 102 EP+ 1  45.89 26.86 26.53 0.00  0.33  1.02     0.059                                        
CELP PR HH1  A189.0 208 102 ES  1  67.13 48.10 47.22 0.00  0.88* 1.02S    0.098                                        
OBIP PR BHZ  A193.4 209 102 EP+ 1  45.76 26.73 27.08 0.00 -0.35  1.02     0.063 0.87 122   3.82 Z                      
OBIP PR BHN  A193.4 209 102 ES  1  67.35 48.32 48.20 0.00  0.12  1.02S    0.103                                        
LSP  PR HHZ  A210.5 223 101 EP+ 1  48.00 28.97 29.19 0.00 -0.22  1.02     0.073                                        
LSP  PR HH2  A210.5 223 101 ES  1  71.56 52.53 51.96 0.00  0.57* 1.02S    0.091                                        
GBPR PR HHZ  A214.7 214 101 EP- 1  48.55 29.52 29.71 0.00 -0.19  1.02     0.082 0.58 115   3.96 Z                      
GBPR PR HH1  A214.7 214 101 ES  1  71.67 52.64 52.88 0.00 -0.24  1.02S    0.129                                        
MLPR PR HHZ  A225.3 218 100 EP- 1  50.29 31.26 31.03 0.00  0.23  1.02     0.087                                        
MLPR PR HH1  A225.3 218 100 ES  1  74.09 55.06 55.23 0.00 -0.17  1.02S    0.125                                        
CRPR PR HHZ  A226.4 220 100 EP+ 1  50.87 31.84 31.16 0.00  0.68* 1.02     0.084 0.55 112   3.97 Z                      
CRPR PR HH1  A226.4 220 100 ES  1  74.46 55.43 55.46 0.00 -0.03  1.02S    0.113                                        
CDVI PR HHZ  A228.1 152 100 EP+ 1  52.44 33.41 31.37 0.00  2.04* 0.00     0.000 0.55 129   4.10 Z                      
CDVI PR HH1  A228.1 152 100 ES  1  78.24 59.21 55.84 0.00  3.37* 0.00S    0.000                                        
PCDR PR BHZ  A301.6 248  97 EP+ 1  60.46 41.43 40.57 0.00  0.86* 1.02     0.177                                        
PCDR PR BHN  A301.6 248  97 ES  1  90.68 71.65 72.21 0.00 -0.56* 1.02S    0.251                                        
HMDR DR BHZ  A392.5 258  95 EP+ 3  70.43 51.40 51.99 0.00 -0.59* 0.20     0.010                                        
HMDR DR BHN  A392.5 258  95 ES  3 109.24 90.21 92.54 0.00 -2.33* 0.00S    0.000