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: IV in Sabana Grande, PR
Date: May 13, 2023 17:41:21 UTC
May 13, 2023 13:41:21 Hora Local
Region: South Region of Puerto Rico
Distances: 5.46 Km North-Northwest of Guánica,PR
6.87 Km South-Southeast of Sabana Grande,PR
26.79 Km Southeast of Mayagüez,PR
Magnitude: 3.57 Md
Location: Latitude: 18.0375 Longitude: -66.9278
Depth: 9 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-05-13 14:07:49
ID: 20230513174121

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2023-05-13 14:07:55 Hora Local.
BULLETIN 2
Seismic Event/Tsunami
DATE: May 13, 2023
LOCAL TIME: 13:41:21
LATITUDE: 18.0375 N
LONGITUDE: 66.9278 W
LOCATION: 5.5 Km North-Northwest of Guánica,PR
26.8 Km Southeast of Mayagüez,PR
DEPTH: 9 Km
MAGNITUDE: 3.57 Md
ESTIMATED MAXIMUM INTENSITY: IV in Sabana Grande, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2023-05-13 14:07:55
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in Guánica, Sabana Grande and San Germán with a maximum intensity of IV (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                            
2023-05-13  1741 21.29  18  2.25   66 55.67   9.43  0.14  0.33  0.87        3.57  3.57D IV                             
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  40   40   8.6  PR1  162  14  20  20  10  40     Q  PPP   0.00  0.00     11.00  0.11 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.57  11.00  0.11 Z        3.57  11.00  0.11 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  8.6 143 126 IPD    23.68  2.39  2.39 0.00  0.00  1.89     0.525 0.58  60   2.92 Z                      
GBPR PR HH2  A  8.6 143 126 ES  1  25.65  4.36  4.25 0.00  0.11  0.94S    0.317                                        
CRPR PR HHZ  A 19.6 260  99 EP+ 1  24.65  3.36  3.96 0.00 -0.60* 0.00     0.000 0.55  79   3.26 Z                      
CRPR PR HH1  A 19.6 260  99 ES  1  27.53  6.24  7.05 0.00 -0.81* 0.00S    0.000                                        
LSP  PR HHZ  A 22.7 313  96 EP+ 1  25.67  4.38  4.43 0.00 -0.05  0.94     0.075                                        
LSP  PR HH1  A 22.7 313  96 ES  1  29.64  8.35  7.89 0.00  0.46  0.10S    0.002                                        
PRSN PR HHZ  A 30.4 311  94 IPU    26.71  5.42  5.62 0.00 -0.20  1.89     0.316 0.55  73   3.25 Z                      
PRSN PR HH2  A 30.4 311  94 ES  1  31.23  9.94 10.00 0.00 -0.06  0.94S    0.165                                        
UUPR PR HHZ  A 32.4  42  93 IPU    27.22  5.93  5.93 0.00  0.00  1.89     0.175 0.55 112   3.66 Z                      
UUPR PR HH2  A 32.4  42  93 ES  1  32.10 10.81 10.56 0.00  0.25  0.94S    0.201                                        
OBIP PR BHZ  A 34.1  88  93 EP+ 1  27.47  6.18  6.19 0.00 -0.01  0.94     0.075                                        
OBIP PR BHE  A 34.1  88  93 ES  1  32.09 10.80 11.02 0.00 -0.22  0.94S    0.130                                        
CELP PR HHZ  A 37.1  83  93 IPU    27.86  6.57  6.66 0.00 -0.09  1.89     0.269 0.55  89   3.48 Z                      
CELP PR HH1  A 37.1  83  93 ES  1  32.94 11.65 11.85 0.00 -0.20  0.94S    0.126                                        
AOPR PR HHZ  A 38.8  28  92 IPU    28.32  7.03  6.92 0.00  0.11  1.89     0.181 0.55  98   3.57 Z                      
AOPR PR HH2  A 38.8  28  92 ES  1  33.32 12.03 12.32 0.00 -0.29  0.94S    0.220                                        
AGPR PR HHZ  A 51.4 338  92 IPU    30.25  8.96  8.85 0.00  0.11  1.89     0.209 0.55  91   3.53 Z                      
AGPR PR HH1  A 51.4 338  92 ES  1  36.80 15.51 15.75 0.00 -0.24  0.94S    0.173                                        
EMPR PR HHZ  A 64.4  40  66 EP+ 1  32.71 11.42 10.78 0.00  0.64* 0.00     0.000 0.55 109   3.71 Z                      
EMPR PR HH2  A 64.4  40  66 ES  1  40.71 19.42 19.19 0.00  0.23  0.83S    0.231                                        
IDE  PR EHZ  A 68.8 305  66 EP+ 1  32.69 11.40 11.40 0.00  0.00  0.74     0.152 0.58 108   3.68 Z                      
IDE  PR EHN  A 68.8 305  66 ES  1  41.72 20.43 20.29 0.00  0.14  0.74S    0.278                                        
SJG  IU BHZ  A 82.8  84  55 EP+ 1  35.24 13.95 13.32 0.00  0.63* 0.00     0.000                                        
SJG  IU BH2  A 82.8  84  55 ES  1  44.77 23.48 23.71 0.00 -0.23  0.36S    0.130                                        
IGPR PR HHZ  A 87.3  95  55 EP+ 1  35.33 14.04 13.89 0.00  0.15  0.24     0.030                                        
IGPR PR HH1  A 87.3  95  55 ES  1  46.57 25.28 24.72 0.00  0.56* 0.00S    0.000                                        
GCPR PR HHZ  A 94.2  71  55 EP+ 1  36.40 15.11 14.77 0.00  0.34  0.09     0.003 0.55  92   3.58 Z                      
GCPR PR HH1  A 94.2  71  55 ES  1  47.51 26.22 26.29 0.00 -0.07  0.09S    0.007                                        
MTP  PR HHZ  A145.7  87  55 EP+ 2  44.80 23.51 21.29 0.00  2.22* 0.00     0.000                                        
MTP  PR HH2  A145.7  87  55 ES  2  61.28 39.99 37.90 0.00  2.09* 0.00S    0.000                                        
PCDR PR BHZ  A162.5 290  55 EP+ 3  47.42 26.13 23.41 0.00  2.72* 0.00     0.000                                        
PCDR PR BHE  A162.5 290  55 ES  3  65.53 44.24 41.67 0.00  2.57* 0.00S    0.000                                        
CUPR PR HHZ  A176.6  80  55 EP+ 3  48.73 27.44 25.20 0.00  2.24* 0.00     0.000 0.55  96   3.71 Z                      
CUPR PR HH2  A176.6  80  55 ES  3  68.14 46.85 44.86 0.00  1.99* 0.00S    0.000                                        
STVI PR HHZ  A211.5  80  55 EP+ 3  54.23 32.94 29.61 0.00  3.33* 0.00     0.000                                        
STVI PR HH1  A211.5  80  55 ES  3  77.21 55.92 52.71 0.00  3.21* 0.00S    0.000                                        
SJVI PR HHZ  A230.5  81  55 EP- 3  56.33 35.04 32.01 0.00  3.03* 0.00     0.000                                        
SJVI PR HH2  A230.5  81  55 ES  3  82.83 61.54 56.98 0.00  4.56* 0.00S    0.000                                        
HMDR DR BHZ  A272.3 289  55 EP+ 3  62.04 40.75 37.30 0.00  3.45* 0.00     0.000                                        
HMDR DR BHN  A272.3 289  55 ES  3  92.49 71.20 66.39 0.00  4.81* 0.00S    0.000                                        

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