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 22, 2023 21:00:31 UTC
May 22, 2023 17:00:31 Hora Local
Region: Puerto Rico Trench
Distances: 138.94 Km North of Loiza,PR
144.6 Km North-Northeast of Cataño,PR
147.04 Km North-Northeast of San Juan,PR
Magnitude: 3.74 Md
Location: Latitude: 19.6895 Longitude: -65.7368
Depth: 33 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-05-22 17:28:33
ID: 20230522210036

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-05-22  2100 31.52  19 41.37   65 44.21  33.94  0.48  2.82 30.36        3.74  3.74D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  38   38 157.1  PR1  241  12  21  37  16  38     Q- PPT   0.00  0.00     10.00  0.22 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.74  10.00  0.22 Z        3.74  10.00  0.22 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  A157.1 194  96 EP+ 1  52.90 21.38 22.05 0.00 -0.67* 1.32     0.061 0.55 100   3.75 Z                      
GCPR PR HH2  A157.1 194  96 ES  1  69.95 38.43 39.25 0.00 -0.82* 1.32S    0.305                                        
EMPR PR HHZ  A158.0 212  96 EP+ 1  53.03 21.51 22.17 0.00 -0.66* 1.32     0.169 0.55  92   3.67 Z                      
EMPR PR HH1  A158.0 212  96 ES  2  71.44 39.92 39.46 0.00  0.46  0.53S    0.118                                        
CUPR PR HHZ  A160.3 162  95 EP+ 1  54.18 22.66 22.45 0.00  0.21  1.32     0.114 0.55  81   3.56 Z                      
CUPR PR HH2  A160.3 162  95 ES  1  72.21 40.69 39.96 0.00  0.73* 1.32S    0.253                                        
FAPR PR HHZ  A163.2 177  95 EP+ 3  54.88 23.36 22.82 0.00  0.54* 0.26     0.002                                        
ECPR PR HHZ  A165.4 204  95 EP+ 1  54.07 22.55 23.10 0.00 -0.55* 1.32     0.063                                        
STVI PR HHZ  A169.3 150  95 EP+ 3  55.60 24.08 23.59 0.00  0.49  0.26     0.006                                        
STVI PR HH1  A169.3 150  95 ES  3  73.10 41.58 41.99 0.00 -0.41  0.26S    0.012                                        
HUMP PR HHZ  A171.7 184  95 EP+ 1  54.69 23.17 23.89 0.00 -0.72* 1.32     0.065 0.55  91   3.68 Z                      
HUMP PR HH1  A171.7 184  95 ES  1  73.93 42.41 42.52 0.00 -0.11  1.32S    0.169                                        
MTP  PR HHZ  A177.3 173  95 EP+ 1  55.78 24.26 24.60 0.00 -0.34  1.32     0.112                                        
MTP  PR HH1  A177.3 173  95 ES  3  75.36 43.84 43.79 0.00  0.05  0.26S    0.008                                        
SJVI PR HHZ  A181.4 145  95 EP- 1  57.07 25.55 25.12 0.00  0.43  1.32     0.203                                        
SJVI PR HH1  A181.4 145  95 ES  1  76.63 45.11 44.71 0.00  0.40  1.32S    0.313                                        
AOPR PR HHZ  A183.2 216  95 EP+ 1  56.53 25.01 25.34 0.00 -0.33  1.32     0.077 0.55 134   4.04 Z                      
UUPR PR HHZ  A189.8 214  94 EP+ 1  57.36 25.84 26.17 0.00 -0.33  1.32     0.057                                        
UUPR PR HH2  A189.8 214  94 ES  2  78.36 46.84 46.58 0.00  0.26  0.53S    0.035                                        
IGPR PR HHZ  A194.8 192  94 EP+ 1  57.95 26.43 26.80 0.00 -0.37  1.32     0.116                                        
IGPR PR HH1  A194.8 192  94 ES  2  79.47 47.95 47.70 0.00  0.25  0.53S    0.042                                        
AGPR PR HHZ  A198.0 228  94 EP+ 3  58.71 27.19 27.21 0.00 -0.02  0.26     0.005                                        
AGPR PR HH1  A198.0 228  94 ES  2  80.45 48.93 48.43 0.00  0.50  0.53S    0.085                                        
CELP PR HHZ  A199.5 207  94 EP+ 1  58.92 27.40 27.40 0.00  0.00  1.32     0.065 0.55 135   4.07 Z                      
CELP PR HH1  A199.5 207  94 ES  3  79.99 48.47 48.77 0.00 -0.30  0.26S    0.006                                        
OBIP PR BHZ  A204.0 207  94 EP+ 1  59.77 28.25 27.96 0.00  0.29  1.32     0.075 0.87  89   3.49 Z                      
OBIP PR BHN  A204.0 207  94 ES  1  81.56 50.04 49.77 0.00  0.27  1.32S    0.186                                        
GBPR PR HHZ  A224.8 213  94 EP+ 1  61.85 30.33 30.59 0.00 -0.26  1.32     0.097 0.58 125   4.00 Z                      
GBPR PR HH1  A224.8 213  94 ES  1  86.66 55.14 54.45 0.00  0.69* 1.32S    0.217                                        
IDE  PR EHZ  A232.4 232  93 EP+ 1  63.65 32.13 31.55 0.00  0.58* 1.32     0.114 0.58  91   3.72 Z                      
IDE  PR EHN  A232.4 232  93 ES  2  87.42 55.90 56.16 0.00 -0.26  0.53S    0.052                                        
MLPR PR HHZ  A235.0 217  93 EP+ 1  63.23 31.71 31.88 0.00 -0.17  1.32     0.098                                        
MLPR PR HH1  A235.0 217  93 ES  2  87.72 56.20 56.75 0.00 -0.55* 0.53S    0.033                                        
CRPR PR HHZ  A235.9 219  93 EP+ 1  63.76 32.24 31.99 0.00  0.25  1.32     0.091 0.55 125   4.04 Z                      
CRPR PR HH1  A235.9 219  93 ES  1  88.80 57.28 56.94 0.00  0.34  1.32S    0.195                                        
HMDR DR BHZ  A396.2 256  92 EP+ 2  84.23 52.71 52.27 0.00  0.44  0.53     0.043                                        
HMDR DR BHN  A396.2 256  92 ES  2 122.86 91.34 93.04 0.00 -1.70* 0.00S    0.000                                        
SDDR CU BHZ  A589.3 264  91 EP+ 1 109.00 77.48 76.75 0.00  0.73* 1.31     0.320