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 Salinas, PR
Date: September 26, 2023 03:50:09 UTC
September 25, 2023 23:50:09 Hora Local
Region: South Region of Puerto Rico
Distances: 10.44 Km South of Salinas,PR
15.24 Km East-Southeast of Santa Isabel,PR
41.78 Km East-Southeast of Ponce,PR
Magnitude: 3.59 Md
Location: Latitude: 17.9258 Longitude: -66.2696
Depth: 8 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-09-26 00:14:30
ID: 20230926035008

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2023-09-26 00:14:39 Hora Local.
BULLETIN 1
Seismic Event/Tsunami
DATE: September 25, 2023
LOCAL TIME: 23:50:09
LATITUDE: 17.9258 N
LONGITUDE: 66.2696 W
LOCATION: 10.4 Km South of Salinas,PR
41.8 Km East-Southeast of Ponce,PR
DEPTH: 8 Km
MAGNITUDE: 3.59 Md
ESTIMATED MAXIMUM INTENSITY: III in Salinas, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2023-09-26 00:14:39
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in Salinas and San Juan 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                            
2023-09-26  0350  9.20  17 55.55   66 16.18   8.08  0.29  0.80  1.27        3.59  3.59D 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                         
  34   34  17.8  PR1  199  16  18  26  12  34     Q  PP0   0.00  0.00     13.00  0.06 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.59  13.00  0.06 Z        3.59  13.00  0.06 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  
IGPR PR HHZ  A 17.8  75  90 EP+ 1  13.06  3.86  3.67 0.00  0.19  1.08     0.143 0.55  80   3.26 Z                      
IGPR PR HH2  A 17.8  75  90 ES  1  16.05  6.85  6.53 0.00  0.32  1.08S    0.176                                        
SJG  IU BHZ  A 24.2  31  90 EP+ 1  14.10  4.90  4.65 0.00  0.25  1.08     0.078                                        
SJG  IU BH1  A 24.2  31  90 ES  1  17.81  8.61  8.28 0.00  0.33  1.08S    0.215                                        
CELP PR HHZ  A 36.7 297  90 EP+ 1  15.33  6.13  6.58 0.00 -0.45  1.08     0.149                                        
CELP PR HH1  A 36.7 297  90 ES  1  20.43 11.23 11.71 0.00 -0.48  1.08S    0.237                                        
GCPR PR HHZ  A 46.8  24  90 EP+ 1  17.21  8.01  8.13 0.00 -0.12  1.08     0.081 0.55  76   3.36 Z                      
GCPR PR HH1  A 46.8  24  90 ES  1  23.36 14.16 14.47 0.00 -0.31  1.08S    0.246                                        
HUMP PR HHZ  A 50.6  61  90 EP+ 1  17.81  8.61  8.72 0.00 -0.11  1.08     0.101 0.55  70   3.29 Z                      
HUMP PR HH2  A 50.6  61  90 ES  1  24.18 14.98 15.52 0.00 -0.54* 1.08S    0.137                                        
UUPR PR HHZ  A 59.9 308  90 EP+ 1  18.79  9.59 10.15 0.00 -0.56* 1.08     0.129                                        
UUPR PR HH2  A 59.9 308  90 ES  2  26.06 16.86 18.07 0.00 -1.21* 0.00S    0.000                                        
GBPR PR HHZ  A 64.8 275  90 EP+ 1  19.75 10.55 10.91 0.00 -0.36  1.07     0.221 0.58  98   3.59 Z                      
EMPR PR HHZ  A 66.9 336  66 IPU    20.57 11.37 11.23 0.00  0.14  2.12     0.259 0.55  91   3.54 Z                      
EMPR PR HH2  A 66.9 336  66 ES  1  29.32 20.12 19.99 0.00  0.13  1.06S    0.351                                        
FAPR PR HHZ  A 72.4  63  66 EP+ 1  21.10 11.90 12.00 0.00 -0.10  1.01     0.067 0.55  76   3.39 Z                      
FAPR PR HH1  A 72.4  63  66 ES  1  30.02 20.82 21.36 0.00 -0.54* 1.01S    0.211                                        
MTP  PR HHZ  A 78.3  75  66 IPU    22.12 12.92 12.82 0.00  0.10  1.82     0.296 0.55  94   3.59 Z                      
MTP  PR HH2  A 78.3  75  66 ES  1  31.70 22.50 22.82 0.00 -0.32  0.91S    0.180                                        
MLPR PR HHZ  A 82.2 274  55 IPU    22.70 13.50 13.36 0.00  0.14  1.65     0.302 0.55  97   3.62 Z                      
MLPR PR HH2  A 82.2 274  55 ES  1  33.26 24.06 23.78 0.00  0.28  0.83S    0.178                                        
CRPR PR HHZ  A 89.4 276  55 EP+ 1  23.33 14.13 14.28 0.00 -0.15  0.65     0.044 0.55  98   3.64 Z                      
CRPR PR HH2  A 89.4 276  55 ES  1  34.97 25.77 25.42 0.00  0.35  0.65S    0.107                                        
PRSN PR HHZ  A 98.1 290  55 EP+ 1  24.66 15.46 15.38 0.00  0.08  0.41     0.014                                        
PRSN PR HH1  A 98.1 290  55 ES  1  36.83 27.63 27.38 0.00  0.25  0.41S    0.043                                        
AGPR PR HHZ  A107.3 305  55 IPU    26.33 17.13 16.54 0.00  0.59* 0.38     0.010 0.55 109   3.75 Z                      
AGPR PR HH1  A107.3 305  55 ES  1  39.04 29.84 29.44 0.00  0.40  0.19S    0.010                                        
IDE  PR EHZ  A136.5 293  55 EP+ 2  30.58 21.38 20.24 0.00  1.14* 0.00     0.000 0.58  84   3.53 Z                      
IDE  PR EHE  A136.5 293  55 ES  2  48.33 39.13 36.03 0.00  3.10* 0.00S    0.000                                        
STVI PR HHZ  A146.8  71  55 EP+ 2  32.35 23.15 21.54 0.00  1.61* 0.00     0.000 0.55  90   3.62 Z                      
STVI PR HH2  A146.8  71  55 ES  2  49.66 40.46 38.34 0.00  2.12* 0.00S    0.000                                        
CDVI PR HHZ  A160.7  96  55 EP+ 2  33.72 24.52 23.30 0.00  1.22* 0.00     0.000 0.55 113   3.84 Z                      
CDVI PR HH1  A160.7  96  55 ES  2  54.58 45.38 41.47 0.00  3.91* 0.00S    0.000                                        
PCDR PR BHZ  A232.7 287  55 EP+ 2  45.56 36.36 32.41 0.00  3.95* 0.00     0.000                                        

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