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: II in Lajas, PR
Date: July 06, 2023 03:25:44 UTC
July 05, 2023 23:25:44 Hora Local
Region: Southwest Region of Puerto Rico
Distances: 8.54 Km South-Southeast of Lajas,PR
14.15 Km South-Southeast of Cabo Rojo,PR
28.53 Km South of Mayagüez,PR
Magnitude: 3.23 Md
Location: Latitude: 17.9486 Longitude: -67.0801
Depth: 7 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-07-05 23:44:57
ID: 20230706032544

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2023-07-05 23:45:05 Hora Local.
BULLETIN 2
Seismic Event/Tsunami
DATE: July 05, 2023
LOCAL TIME: 23:25:44
LATITUDE: 17.9486 N
LONGITUDE: 67.0801 W
LOCATION: 8.5 Km South-Southeast of Lajas,PR
28.5 Km South of Mayagüez,PR
DEPTH: 7 Km
MAGNITUDE: 3.23 Md
ESTIMATED MAXIMUM INTENSITY: II in Lajas, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2023-07-05 23:45:05
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in Lajas with a maximum intensity of II (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                            
2023-07-06  0325 44.66  17 56.92   67  4.81   7.45  0.11  0.81  0.21        3.23  3.23D II                             
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  31   31   4.5  PR1  238  14  16  21   9  31     Q  PPP   0.00  0.00      9.00  0.23 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.23   9.00  0.23 Z        3.23   9.00  0.23 D                                                

REGION= Southwestern 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  
MLPR PR HHZ  A  4.5  58 146 IPU    46.35  1.69  1.69 0.00  0.00  1.64     0.394                                        
MLPR PR HH1  A  4.5  58 146 ES  1  47.46  2.80  3.01 0.00 -0.21  0.82S    0.366                                        
CRPR PR HHZ  A  7.1 334 133 IPU    46.60  1.94  2.00 0.00 -0.06  1.64     0.416 0.55  61   2.95 Z                      
CRPR PR HH1  A  7.1 334 133 ES  1  48.12  3.46  3.56 0.00 -0.10  0.82S    0.234                                        
GBPR PR HHZ  A 21.5  82  57 IPD    48.79  4.13  4.29 0.00 -0.16  1.64     0.325 0.58  68   3.11 Z                      
GBPR PR HH2  A 21.5  82  57 ES  1  52.30  7.64  7.64 0.00  0.00  0.82S    0.163                                        
LSP  PR HHZ  A 25.1 359  57 EP+ 1  49.28  4.62  4.86 0.00 -0.24  0.82     0.047 0.58  59   3.01 Z                      
LSP  PR HH2  A 25.1 359  57 ES  1  53.43  8.77  8.65 0.00  0.12  0.82S    0.243                                        
PRSN PR HHZ  A 30.5 348  57 EP+ 1  50.29  5.63  5.69 0.00 -0.06  0.82     0.066 0.55  54   2.98 Z                      
PRSN PR HH2  A 30.5 348  57 ES  1  54.68 10.02 10.13 0.00 -0.11  0.82S    0.185                                        
UUPR PR HHZ  A 50.9  48  57 EP+ 1  53.29  8.63  8.81 0.00 -0.18  0.82     0.041 0.55  89   3.51 Z                      
UUPR PR HH1  A 50.9  48  57 ES  1  59.89 15.23 15.68 0.00 -0.45  0.00S    0.000                                        
OBIP PR BHZ  A 51.3  78  57 EP- 1  53.54  8.88  8.88 0.00  0.00  0.82     0.069                                        
OBIP PR BHE  A 51.3  78  57 ES  1  59.95 15.29 15.81 0.00 -0.52* 0.00S    0.000                                        
CELP PR HHZ  A 54.9  75  57 IPU    54.18  9.52  9.43 0.00  0.09  1.64     0.245 0.55  75   3.35 Z                      
CELP PR HH1  A 54.9  75  57 ES  1  61.35 16.69 16.79 0.00 -0.10  0.82S    0.187                                        
AOPR PR HHZ  A 56.0  38  57 IPU    54.20  9.54  9.60 0.00 -0.06  1.63     0.164 0.55  84   3.46 Z                      
AOPR PR HH2  A 56.0  38  57 ES  1  61.37 16.71 17.09 0.00 -0.38  0.00S    0.000                                        
AGPR PR HHZ  A 57.5 357  57 IPU    54.60  9.94  9.84 0.00  0.10  1.61     0.189                                        
AGPR PR HH1  A 57.5 357  57 ES  1  62.04 17.38 17.52 0.00 -0.14  0.80S    0.220                                        
IDE  PR EHZ  A 63.3 320  57 EP+ 1  55.26 10.60 10.73 0.00 -0.13  0.74     0.181                                        
IDE  PR EHN  A 63.3 320  57 ES  1  63.55 18.89 19.10 0.00 -0.21  0.74S    0.226                                        
EMPR PR HHZ  A 82.6  44  44 EP- 1  58.73 14.07 13.49 0.00  0.58* 0.00     0.000 0.55  63   3.23 Z                      
EMPR PR HH2  A 82.6  44  44 ES  1  69.24 24.58 24.01 0.00  0.57* 0.00S    0.000                                        
ECPR PR HHZ  A 86.3  61  44 IPU    58.82 14.16 13.96 0.00  0.20  0.46     0.019 0.55  85   3.50 Z                      
ECPR PR HH1  A 86.3  61  44 ES  1  69.69 25.03 24.85 0.00  0.18  0.23S    0.011                                        
GCPR PR HHZ  A112.8  69  44 EP- 1  62.86 18.20 17.31 0.00  0.89* 0.00     0.000                                        
GCPR PR HH2  A112.8  69  44 ES  1  75.77 31.11 30.81 0.00  0.30  0.00S    0.000                                        
HUMP PR HHZ  A132.1  80  44 EP+ 1  65.34 20.68 19.76 0.00  0.92* 0.00     0.000                                        
MTP  PR HHZ  A162.6  83  44 EP+ 2  70.75 26.09 23.62 0.00  2.47* 0.00     0.000                                        
MTP  PR HH2  A162.6  83  44 ES  2  89.41 44.75 42.04 0.00  2.71* 0.00S    0.000                                        

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