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 Guánica, PR
Date: September 16, 2023 07:54:40 UTC
September 16, 2023 03:54:40 Hora Local
Region: Southern Puerto Rico
Distances: 13.29 Km South-Southeast of Guánica,PR
21.04 Km South-Southeast of Guayanilla,PR
34.48 Km Southwest of Ponce,PR
Magnitude: 3.65 Md
Location: Latitude: 17.8796 Longitude: -66.864
Depth: 7 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-09-16 05:03:31
ID: 20230916075440

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2023-09-16 05:04:27 Hora Local.
BULLETIN 2
Seismic Event/Tsunami
DATE: September 16, 2023
LOCAL TIME: 03:54:40
LATITUDE: 17.8796 N
LONGITUDE: 66.864 W
LOCATION: 13.3 Km South-Southeast of Guánica,PR
34.5 Km Southwest of Ponce,PR
DEPTH: 7 Km
MAGNITUDE: 3.65 Md
ESTIMATED MAXIMUM INTENSITY: III in Guánica, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2023-09-16 05:04:27
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in Guánica and Lajas with a maximum intensity of III (Modified Mercalli Scale, MM). At the moment of generating this bulletin no damages has been reported and are not expected to occur

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                            
2023-09-16  0754 40.68  17 52.78   66 51.84   7.92  0.23  0.75  0.53        3.65  3.65D III                            
                                                                                         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   38  10.7  PR1  215  18  20  28  13  34     Q  PPK   0.00  0.00     16.00  0.08 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.65  16.00  0.08 Z        3.65  16.00  0.08 D                                                

REGION= South of 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 10.7 352 122 EP- 1  43.45  2.77  2.57 0.00  0.20  1.08     0.282 0.58 102   3.42 Z                      
                            ES  1  45.61  4.93  4.57 0.00  0.36  1.08S    0.649                                        
MLPR PR HHZ  A 21.5 298  57 EP+ 1  44.91  4.23  4.25 0.00 -0.02  1.08     0.101 0.55  87   3.36 Z                      
MLPR PR HH1  A 21.5 298  57 ES  1  48.31  7.63  7.57 0.00  0.06  1.08S    0.159                                        
CRPR PR HHZ  A 29.6 299  57 IPU    46.03  5.35  5.49 0.00 -0.14  2.16     0.391 0.55 104   3.57 Z                      
CRPR PR HH2  A 29.6 299  57 ES  1  50.16  9.48  9.77 0.00 -0.29  1.08S    0.157                                        
OBIP PR BHZ  A 32.7  56  57 EP+ 1  46.53  5.85  5.98 0.00 -0.13  1.08     0.088 0.87  97   3.33 Z                      
OBIP PR BHE  A 32.7  56  57 ES  1  51.22 10.54 10.64 0.00 -0.10  1.08S    0.169                                        
CELP PR HHZ  A 37.1  54  57 EP+ 1  47.14  6.46  6.65 0.00 -0.19  1.08     0.084 0.55 102   3.60 Z                      
CELP PR HH2  A 37.1  54  57 ES  1  52.49 11.81 11.84 0.00 -0.03  1.08S    0.171                                        
UUPR PR HHZ  A 44.0  20  57 EP+ 1  48.16  7.48  7.72 0.00 -0.24  1.08     0.051 0.55 115   3.73 Z                      
UUPR PR HH1  A 44.0  20  57 ES  1  53.73 13.05 13.74 0.00 -0.69* 0.61S    0.085                                        
PRSN PR HHZ  A 47.8 322  57 EP+ 1  48.89  8.21  8.29 0.00 -0.08  1.08     0.052 0.55  92   3.53 Z                      
PRSN PR HH1  A 47.8 322  57 ES  1  55.74 15.06 14.76 0.00  0.30  1.08S    0.186                                        
AGPR PR HHZ  A 70.1 339  50 EP+ 1  52.29 11.61 11.69 0.00 -0.08  1.08     0.040 0.55 123   3.82 Z                      
AGPR PR HH2  A 70.1 339  50 ES  1  61.29 20.61 20.81 0.00 -0.20  1.08S    0.221                                        
ECPR PR HHZ  A 72.0  47  50 EP+ 1  52.29 11.61 11.95 0.00 -0.34  1.08     0.067 0.55 101   3.64 Z                      
ECPR PR HH2  A 72.0  47  50 ES  1  61.17 20.49 21.27 0.00 -0.78* 0.10S    0.001                                        
EMPR PR HHZ  A 75.0  28  50 EP+ 1  53.26 12.58 12.38 0.00  0.20  1.08     0.048 0.55 105   3.68 Z                      
EMPR PR HH2  A 75.0  28  50 ES  1  63.11 22.43 22.04 0.00  0.39  1.08S    0.217                                        
SJG  IU BHZ  A 79.9  71  50 EP- 1  53.80 13.12 13.06 0.00  0.06  1.07     0.130 0.73 115   3.65 Z                      
SJG  IU BH1  A 79.9  71  50 ES  1  64.83 24.15 23.25 0.00  0.90* 0.00S    0.000                                        
IGPR PR HHZ  A 80.8  83  50 EP+ 1  54.25 13.57 13.19 0.00  0.38  1.06     0.183 0.55  92   3.57 Z                      
IDE  PR EHZ  A 84.9 312  44 EP+ 1  54.56 13.88 13.72 0.00  0.16  1.04     0.063 0.58 111   3.72 Z                      
IDE  PR EHE  A 84.9 312  44 ES  1  65.16 24.48 24.42 0.00  0.06  1.04S    0.155                                        
GCPR PR HHZ  A 95.3  59  44 EP+ 1  55.81 15.13 15.04 0.00  0.09  0.90     0.066 0.55 109   3.74 Z                      
GCPR PR HH2  A 95.3  59  44 ES  1  67.12 26.44 26.77 0.00 -0.33  0.90S    0.123                                        
HUMP PR HHZ  A111.4  74  44 EP- 1  58.41 17.73 17.07 0.00  0.66* 0.45     0.024 0.55 104   3.71 Z                      
HUMP PR HH1  A111.4  74  44 ES  1  71.76 31.08 30.38 0.00  0.70* 0.34S    0.021                                        
IMPR PR HHZ  A115.1 282  44 EP+ 2  59.16 18.48 17.55 0.00  0.93* 0.00     0.000 0.55 106   3.74 Z                      
FAPR PR HHZ  A133.2  73  44 EP+ 3  61.94 21.26 19.83 0.00  1.43* 0.00     0.000                                        
MTP  PR HHZ  A141.0  79  44 EP- 3  62.92 22.24 20.82 0.00  1.42* 0.00     0.000                                        
PCDR PR BHZ  A175.2 294  44 EP- 1  67.96 27.28 25.15 0.00  2.13* 0.00     0.000                                        
CDVI PR HHZ  A223.1  93  44 EP+ 1  72.42 31.74 31.21 0.00  0.53* 0.00     0.000                                        
   4 UNWEIGHTED STATIONS NOT PRINTED.                                                                                  

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