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: November 21, 2023 22:18:13 UTC
November 21, 2023 18:18:13 Hora Local
Region: 19° N Fault Zone
Distances: 113.03 Km North of Loiza,PR
114.85 Km North of Cataño,PR
118.43 Km North of San Juan,PR
Magnitude: 4.02 Md
Location: Latitude: 19.4626 Longitude: -65.9391
Depth: 29 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-11-21 19:07:04
ID: 20231121221815

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-11-21  2218 13.40  19 27.76   65 56.35  29.02  0.50  2.11 30.63        4.02  4.02D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  37   37 125.6  PR1  233  20  18  35  18  37     Q- PPY   0.00  0.00     14.00  0.08 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         4.02  14.00  0.08 Z        4.02  14.00  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  
EMPR PR HHZ  A125.6 210  95 IPU    31.22 17.82 18.02 0.00 -0.20  2.04     0.305 0.55 121   3.88 Z                      
EMPR PR HH2  A125.6 210  95 ES  1  45.23 31.83 32.08 0.00 -0.25  1.02S    0.321                                        
GCPR PR HHZ  A128.6 187  95 EP+ 3  30.91 17.51 18.40 0.00 -0.89* 0.20     0.001 0.55 141   4.02 Z                      
GCPR PR HH2  A128.6 187  95 ES  1  46.03 32.63 32.75 0.00 -0.12  1.02S    0.176                                        
ECPR PR HHZ  A134.2 200  94 IPU    31.70 18.30 19.11 0.00 -0.81* 2.04     0.132 0.55 148   4.07 Z                      
ECPR PR HH2  A134.2 200  94 ES  1  47.68 34.28 34.02 0.00  0.26  1.02S    0.144                                        
FAPR PR HHZ  A141.1 167  94 EP+ 2  32.49 19.09 19.98 0.00 -0.89* 0.41     0.009 0.55 111   3.81 Z                      
FAPR PR HH2  A141.1 167  94 ES  2  48.94 35.54 35.56 0.00 -0.02  0.41S    0.025                                        
HUMP PR HHZ  A146.5 176  94 EP+ 1  33.28 19.88 20.66 0.00 -0.78* 1.02     0.050 0.55 135   4.00 Z                      
HUMP PR HH2  A146.5 176  94 ES  1  50.39 36.99 36.77 0.00  0.22  1.02S    0.127                                        
SJG  IU BHZ  A151.2 189  94 IPU    34.38 20.98 21.25 0.00 -0.27  2.04     0.160 0.73 106   3.66 Z                      
SJG  IU BH2  A151.2 189  94 ES  1  51.10 37.70 37.83 0.00 -0.13  1.02S    0.103                                        
UUPR PR HHZ  A157.2 212  93 EP+ 1  35.04 21.64 22.01 0.00 -0.37  1.02     0.033 0.55 140   4.04 Z                      
UUPR PR HH2  A157.2 212  93 ES  1  52.26 38.86 39.18 0.00 -0.32  1.02S    0.083                                        
STVI PR HHZ  A160.7 139  93 IPU    36.64 23.24 22.45 0.00  0.79* 2.04     0.555 0.55 115   3.87 Z                      
STVI PR HH2  A160.7 139  93 ES  2  53.39 39.99 39.96 0.00  0.03  0.41S    0.045                                        
IGPR PR HHZ  A166.6 187  93 EP+ 1  36.24 22.84 23.20 0.00 -0.36  1.02     0.067 0.55 123   3.94 Z                      
IGPR PR HH2  A166.6 187  93 ES  1  55.08 41.68 41.30 0.00  0.38  1.02S    0.151                                        
CELP PR HHZ  A167.8 204  93 EP+ 1  36.35 22.95 23.35 0.00 -0.40  1.02     0.046 0.55 160   4.18 Z                      
CELP PR HH1  A167.8 204  93 ES  1  55.53 42.13 41.56 0.00  0.57* 1.02S    0.096                                        
OBIP PR HHZ  A172.2 205  93 EP+ 1  36.97 23.57 23.90 0.00 -0.33  1.02     0.051 0.44 130   4.09 Z                      
OBIP PR HH2  A172.2 205  93 ES  1  56.26 42.86 42.54 0.00  0.32  1.02S    0.103                                        
LSP  PR HHZ  A186.8 221  93 EP+ 1  39.16 25.76 25.75 0.00  0.01  1.02     0.054                                        
LSP  PR HH2  A186.8 221  93 ES  1  59.83 46.43 45.83 0.00  0.60* 1.02S    0.088                                        
PRSN PR HH2  A187.5 223  93 ES  2  60.43 47.03 45.98 0.00  1.05* 0.41S    0.013                                        
GBPR PR HHZ  A192.2 212  93 EP- 1  39.98 26.58 26.44 0.00  0.14  1.02     0.069 0.58 154   4.15 Z                      
GBPR PR HH1  A192.2 212  93 ES  1  61.08 47.68 47.06 0.00  0.62* 1.02S    0.128                                        
IDE  PR EHZ  A200.3 234  92 EP+ 1  41.02 27.62 27.46 0.00  0.16  1.02     0.073 0.58 133   4.02 Z                      
IDE  PR EHE  A200.3 234  92 ES  1  63.58 50.18 48.88 0.00  1.30* 0.32S    0.011                                        
MLPR PR HHZ  A202.2 216  92 EP+ 1  41.13 27.73 27.70 0.00  0.03  1.02     0.076 0.55 136   4.07 Z                      
MLPR PR HH2  A202.2 216  92 ES  1  62.60 49.20 49.31 0.00 -0.11  1.02S    0.134                                        
CDVI PR HHZ  A226.3 146  92 EP- 2  46.15 32.75 30.75 0.00  2.00* 0.00     0.000                                        
CDVI PR HH1  A226.3 146  92 ES  3  70.25 56.85 54.74 0.00  2.11* 0.00S    0.000                                        
PCDR PR BHZ  A277.8 249  92 EP+ 1  51.53 38.13 37.27 0.00  0.86* 1.02     0.126                                        
PCDR PR BHE  A277.8 249  92 ES  1  80.40 67.00 66.34 0.00  0.66* 1.02S    0.190                                        
SDDR CU BHZ  A565.7 266  90 EP+ 2  87.95 74.55 73.81 0.00  0.74* 0.33     0.021                                        
SDDR CU BH2  A565.7 266  90 ES  1 144.69131.29131.38 0.00 -0.09  0.83S    0.214