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: III in Lajas, PR
Date: March 26, 2023 18:32:44 UTC
March 26, 2023 14:32:44 Hora Local
Region: South Region of Puerto Rico
Distances: 6.92 Km Southwest of Guánica,PR
12.44 Km Southeast of Lajas,PR
33.39 Km South-Southeast of Mayagüez,PR
Magnitude: 3.37 Md
Location: Latitude: 17.9426 Longitude: -66.9536
Depth: 14 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-03-26 15:11:11
ID: 20230326183245

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2023-03-26 15:11:16 Hora Local.
BULLETIN 2
Seismic Event/Tsunami
DATE: March 26, 2023
LOCAL TIME: 14:32:44
LATITUDE: 17.9426 N
LONGITUDE: 66.9536 W
LOCATION: 6.9 Km Southwest of Guánica,PR
33.4 Km South-Southeast of Mayagüez,PR
DEPTH: 14 Km
MAGNITUDE: 3.37 Md
ESTIMATED MAXIMUM INTENSITY: III in Lajas, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2023-03-26 15:11:16
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in Lajas with a maximum intensity of III (Modified Mercalli Scale, MM). At the moment of generating this bulletin no damages has been reported, but given the size and location this can not be ruled out

Based on magnitude, location and historic records the earthquake was not sufficient to generate a destructive tsunami to Puerto Rico and Virgin Islands.

Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT                            
2023-03-26  1832 44.79  17 56.56   66 57.22  14.55  0.14  0.55  0.45        3.37  3.37D                                
                                                                                         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   8.7  PR1  200  14  18  26  14  36     Q  PPI   0.00  0.00      8.00  0.14 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.37   8.00  0.14 Z        3.37   8.00  0.14 D                                                

REGION= Southern Puerto Rico                                                                                           
                                                                                                                       
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  
GBPR PR HHZ  A  8.7  65 141 IPD    47.75  2.96  2.96 0.00  0.00  2.08     0.383                                        
GBPR PR HH1  A  8.7  65 141 ES  1  50.36  5.57  5.27 0.00  0.30  1.03S    0.342                                        
MLPR PR HHZ  A 10.0 288 136 EP- 1  47.76  2.97  3.09 0.00 -0.12  1.04     0.141 0.55  70   3.09 Z                      
MLPR PR HH2  A 10.0 288 136 ES  1  50.19  5.40  5.50 0.00 -0.10  1.04S    0.259                                        
CRPR PR HHZ  A 18.0 294 113 EP+ 1  48.67  3.88  4.01 0.00 -0.13  1.04     0.137 0.55  74   3.19 Z                      
CRPR PR HH2  A 18.0 294 113 ES  1  51.63  6.84  7.14 0.00 -0.30  1.03S    0.180                                        
LSP  PR HHZ  A 29.3 332  94 EP+ 1  50.32  5.53  5.57 0.00 -0.04  1.04     0.060                                        
LSP  PR HH1  A 29.3 332  94 ES  1  54.82 10.03  9.91 0.00  0.12  1.04S    0.180                                        
PRSN PR HHZ  A 36.5 327  92 EP+ 1  51.23  6.44  6.58 0.00 -0.14  1.04     0.071 0.55  72   3.28 Z                      
PRSN PR HH2  A 36.5 327  92 ES  1  56.53 11.74 11.71 0.00  0.03  1.04S    0.162                                        
OBIP PR BHZ  A 38.4  73  91 EP- 1  51.49  6.70  6.85 0.00 -0.15  1.04     0.099                                        
OBIP PR BHE  A 38.4  73  91 ES  1  56.91 12.12 12.19 0.00 -0.07  1.04S    0.135                                        
CELP PR HHZ  A 42.3  69  91 IPD    52.19  7.40  7.39 0.00  0.01  2.08     0.352 0.55  75   3.34 Z                      
CELP PR HH2  A 42.3  69  91 ES  1  57.93 13.14 13.15 0.00 -0.01  1.04S    0.132                                        
UUPR PR HHZ  A 42.3  35  91 EP- 1  52.03  7.24  7.40 0.00 -0.16  1.04     0.045 0.55  94   3.55 Z                      
UUPR PR HH1  A 42.3  35  91 ES  1  57.69 12.90 13.17 0.00 -0.27  1.04S    0.233                                        
AOPR PR HHZ  A 49.5  25  91 EP- 1  53.20  8.41  8.41 0.00  0.00  1.04     0.045 0.55  79   3.40 Z                      
AOPR PR HH2  A 49.5  25  91 ES  1  59.42 14.63 14.97 0.00 -0.34  0.76S    0.140                                        
AGPR PR HHZ  A 60.4 345  90 IPU    54.90 10.11  9.96 0.00  0.15  1.97     0.190 0.55  83   3.45 Z                      
AGPR PR HH2  A 60.4 345  90 ES  1  62.64 17.85 17.73 0.00  0.12  0.98S    0.195                                        
IDE  PR EHZ  A 73.1 313  63 EP- 1  56.68 11.89 11.66 0.00  0.23  0.69     0.107                                        
IDE  PR EHE  A 73.1 313  63 ES  1  65.54 20.75 20.75 0.00  0.00  0.69S    0.155                                        
EMPR PR HHZ  A 74.3  37  63 EP+ 1  57.36 12.57 11.81 0.00  0.76* 0.00     0.000                                        
EMPR PR HH2  A 74.3  37  63 ES  1  65.89 21.10 21.02 0.00  0.08  0.66S    0.085                                        
ECPR PR HHZ  A 75.1  56  63 EP+ 1  56.92 12.13 11.92 0.00  0.21  0.63     0.058                                        
ECPR PR HH2  A 75.1  56  63 ES  1  66.02 21.23 21.22 0.00  0.01  0.63S    0.084                                        
SJG  IU BHZ  A 87.1  77  63 EP+ 1  58.72 13.93 13.44 0.00  0.49  0.00     0.000                                        
SJG  IU BH1  A 87.1  77  63 ES  1  69.11 24.32 23.92 0.00  0.40  0.03S    0.000                                        
IGPR PR HHZ  A 89.8  88  63 EP+ 1  59.27 14.48 13.77 0.00  0.71* 0.00     0.000                                        
IGPR PR HH1  A 89.8  88  63 ES  1  69.41 24.62 24.51 0.00  0.11  0.20S    0.017                                        
GCPR PR HHZ  A100.6  66  63 EP+ 1  60.45 15.66 15.14 0.00  0.52* 0.00     0.000 0.55  89   3.56 Z                      
GCPR PR HH1  A100.6  66  63 ES  1  72.18 27.39 26.95 0.00  0.44  0.00S    0.000                                        
CUPR PR HHZ  A181.4  76  63 EP+ 2  72.81 28.02 25.37 0.00  2.65* 0.00     0.000                                        
CUPR PR HH1  A181.4  76  63 ES  2  94.28 49.49 45.16 0.00  4.33* 0.00S    0.000                                        
SJVI PR HHZ  A234.9  79  63 EP+ 2  80.97 36.18 32.14 0.00  4.04* 0.00     0.000                                        
SJVI PR HH2  A234.9  79  63 ES  2 107.42 62.63 57.21 0.00  5.42* 0.00S    0.000                                        

Event Maps



Spectral Acceleration


Intensity Map


Peak Ground Velocity


Peak Ground Acceleration


DYFI Map

Google Map for this Event