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: March 31, 2026 09:28:34 UTC
March 31, 2026 05:28:34 Hora Local
Region: Puerto Rico Trench
Distances: 111.18 Km Northeast of Anegada,BVI
137.98 Km North-Northeast of Virgin Gorda,BVI
285.1 Km East-Northeast of San Juan,PR
Magnitude: 3.97 Md
Location: Latitude: 19.543 Longitude: -63.7398
Depth: 31 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2026-03-31 06:31:28
ID: 20260331092835

Epicentral Map

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2026-03-31  0928 34.13  19 32.58   63 44.39  31.73  0.46  2.67 28.05        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                         
  48   48 135.8  PR1  306  14  24  47  24  48     Q- PPW   0.00  0.00     19.00  0.18 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.97  19.00  0.18 Z        3.97  19.00  0.18 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  
VGBI PR HHZ  A135.8 212  96 IPU    51.93 17.80 19.34 0.00 -1.54* 0.00     0.000 0.00  83   2.69 Z                      
VGBI PR HH2  A135.8 212  96 ES  1  68.27 34.14 34.43 0.00 -0.29  0.90S    0.376                                        
TBVI PR HHZ  A155.1 217  95 IPD    55.08 20.95 21.77 0.00 -0.82* 1.79     0.317 0.00  78   2.66 Z                      
TBVI PR HH1  A155.1 217  95 ES  1  72.95 38.82 38.75 0.00  0.07  0.90S    0.200                                        
STVI PR HHZ  A183.8 225  94 EP- 1  59.13 25.00 25.40 0.00 -0.40  0.90     0.044 0.55 100   3.77 Z                      
STVI PR HH2  A183.8 225  94 ES  1  79.55 45.42 45.21 0.00  0.21  0.90S    0.102                                        
CUPR PR HHZ  A212.4 231  93 EP- 1  63.22 29.09 29.01 0.00  0.08  0.90     0.030 0.55  99   3.79 Z                      
CUPR PR HH1  A212.4 231  93 ES  1  84.97 50.84 51.64 0.00 -0.80* 0.90S    0.065                                        
CDVI PR HHZ  A225.8 209  93 EP- 1  64.92 30.79 30.70 0.00  0.09  0.90     0.145 0.55  91   3.73 Z                      
CDVI PR HH2  A225.8 209  93 ES  1  89.06 54.93 54.65 0.00  0.28  0.90S    0.341                                        
FAPR PR HHZ  A249.7 235  93 EP+ 1  68.00 33.87 33.73 0.00  0.14  0.90     0.025 0.55  83   3.67 Z                      
FAPR PR HH1  A249.7 235  93 ES  1  93.81 59.68 60.04 0.00 -0.36  0.90S    0.050                                        
GCPR PR HHZ  A282.2 242  92 EP- 1  71.74 37.61 37.84 0.00 -0.23  0.90     0.023 0.55  97   3.85 Z                      
GCPR PR HH2  A282.2 242  92 ES  1 101.42 67.29 67.36 0.00 -0.07  0.90S    0.050                                        
PDPR PR HHZ  A294.0 236  92 EP- 1  73.56 39.43 39.32 0.00  0.11  0.90     0.032 0.55 116   4.03 Z                      
PDPR PR HH1  A294.0 236  92 ES  1 104.60 70.47 69.99 0.00  0.48  0.90S    0.064                                        
SJG  IU BHZ  A299.5 239  92 EP+ 1  74.40 40.27 40.02 0.00  0.25  0.90     0.026                                        
SJG  IU BH2  A299.5 239  92 ES  1 105.10 70.97 71.24 0.00 -0.27  0.90S    0.051                                        
IGPR PR HHZ  A304.7 236  92 EP+ 1  75.77 41.64 40.68 0.00  0.96* 0.89     0.035 0.55 134   4.17 Z                      
IGPR PR HH2  A304.7 236  92 ES  1 105.96 71.83 72.41 0.00 -0.58* 0.90S    0.072                                        
ECPR PR HHZ  A307.8 245  92 IPU    75.23 41.10 41.08 0.00  0.02  1.79     0.099 0.55 112   4.01 Z                      
ECPR PR HH1  A307.8 245  92 ES  1 107.72 73.59 73.12 0.00  0.47  0.90S    0.054                                        
ASPR PR HHZ  A311.9 238  92 EP- 1  76.25 42.12 41.60 0.00  0.52* 0.90     0.031 0.00  86   2.92 Z                      
ASPR PR HH1  A311.9 238  92 ES  1 108.18 74.05 74.05 0.00  0.00  0.90S    0.062                                        
CELP PR HHZ  A340.7 242  92 IPU    79.48 45.35 45.24 0.00  0.11  1.79     0.111 0.55 103   3.97 Z                      
CELP PR HH1  A340.7 242  92 ES  1 114.76 80.63 80.53 0.00  0.10  0.90S    0.054                                        
AOPR PR HHZ  A344.1 248  92 EP+ 1  79.85 45.72 45.67 0.00  0.05  0.90     0.027 0.55 110   4.04 Z                      
AOPR PR HH2  A344.1 248  92 ES  1 116.07 81.94 81.29 0.00  0.65* 0.90S    0.060                                        
UUPR PR HHZ  A345.1 247  92 EP+ 1  79.95 45.82 45.79 0.00  0.03  0.90     0.025 0.55 118   4.10 Z                      
UUPR PR HH1  A345.1 247  92 ES  1 116.10 81.97 81.51 0.00  0.46  0.90S    0.055                                        
ICMP PR HHZ  A346.6 239  92 EP- 1  80.68 46.55 45.98 0.00  0.57* 0.90     0.036 0.55  88   3.83 Z                      
ICMP PR HH1  A346.6 239  92 ES  1 116.37 82.24 81.84 0.00  0.40  0.90S    0.076                                        
GBPR PR HHZ  A373.9 243  91 IPU    84.25 50.12 49.45 0.00  0.67* 1.79     0.124 0.58 120   4.14 Z                      
GBPR PR HH2  A373.9 243  91 ES  1 121.83 87.70 88.02 0.00 -0.32  0.90S    0.062                                        
AGPR PR HHZ  A374.6 253  91 EP+ 1  83.47 49.34 49.53 0.00 -0.19  0.90     0.037                                        
AGPR PR HH1  A374.6 253  91 ES  1 122.73 88.60 88.16 0.00  0.44  0.90S    0.091                                        
LSP  PR HHZ  A383.9 248  91 EP+ 1  84.99 50.86 50.71 0.00  0.15  0.90     0.027 0.58 108   4.06 Z                      
LSP  PR HH2  A383.9 248  91 ES  1 123.57 89.44 90.26 0.00 -0.82* 0.90S    0.056                                        
PRSN PR HHZ  A387.8 249  91 EP- 1  85.84 51.71 51.20 0.00  0.51* 0.90     0.027                                        
PRSN PR HH2  A387.8 249  91 ES  1 126.11 91.98 91.14 0.00  0.84* 0.90S    0.058                                        
MLPR PR HHZ  A389.7 244  91 EP- 1  85.83 51.70 51.44 0.00  0.26  0.90     0.031 0.55 121   4.20 Z                      
MLPR PR HH1  A389.7 244  91 ES  1 125.53 91.40 91.56 0.00 -0.16  0.90S    0.063                                        
CRPR PR HHZ  A394.1 245  91 EP- 1  86.29 52.16 52.00 0.00  0.16  0.90     0.030 0.55 123   4.22 Z                      
CRPR PR HH2  A394.1 245  91 ES  1 126.07 91.94 92.56 0.00 -0.62* 0.90S    0.060                                        
PCDR PR BHZ  A502.2 258  91 IPD    99.58 65.45 65.70 0.00 -0.25  1.78     0.178                                        
PCDR PR BHE  A502.2 258  91 ES  1 150.41116.28116.95 0.00 -0.67* 0.89S    0.107                                        
HMDR DR BHZ  A600.1 263  91 IPD   111.59 77.46 78.14 0.00 -0.68* 1.50     0.177                                        
HMDR DR BHN  A600.1 263  91 ES  1 172.77138.64139.09 0.00 -0.45  0.75S    0.112