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 Lajas, PR
Date: August 28, 2024 04:50:30 UTC
August 28, 2024 00:50:30 Hora Local
Region: South Region of Puerto Rico
Distances: 7.16 Km Southeast of Lajas,PR
9.98 Km West-Southeast of Guánica,PR
28.99 Km South-Southeast of Mayagüez,PR
Magnitude: 3.55 Md
Location: Latitude: 17.9645 Longitude: -66.9995
Depth: 8 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2024-08-28 00:57:55
ID: 20240828045031

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2024-08-28 00:58:04 Hora Local.
BULLETIN 2
Seismic Event/Tsunami
DATE: August 28, 2024
LOCAL TIME: 00:50:30
LATITUDE: 17.9645 N
LONGITUDE: 66.9995 W
LOCATION: 7.2 Km Southeast of Lajas,PR
29 Km South-Southeast of Mayagüez,PR
DEPTH: 8 Km
MAGNITUDE: 3.55 Md
ESTIMATED MAXIMUM INTENSITY: IV in Lajas, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2024-08-28 00:58:04
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in the Western region of Puerto Rico with a maximum intensity of IV (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                            
2024-08-28  0450 30.95  17 57.87   66 59.97   8.21  0.14  0.41  0.68        3.55  3.55D 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                         
  29   29   4.8  PR1  178  19  15  21  10  29     Q  PPK   0.00  0.00     13.00  0.18 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.55  13.00  0.18 Z        3.55  13.00  0.18 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  
MLPR PR HHZ  A  4.8 277 141 EP+ 1  32.75  1.80  1.83 0.00 -0.03  1.17     0.225 0.55  54   2.82 Z                      
MLPR PR HH1  A  4.8 277 141 ES  1  34.20  3.25  3.26 0.00 -0.01  1.17S    0.639                                        
CRPR PR HHZ  A 12.5 292  96 IPU    33.77  2.82  2.87 0.00 -0.05  2.34     0.559 0.55  93   3.37 Z                      
CRPR PR HH2  A 12.5 292  96 ES  1  35.83  4.88  5.11 0.00 -0.23  1.17S    0.213                                        
PRSN PR HHZ  A 31.9 332  90 EP+ 1  36.87  5.92  5.85 0.00  0.07  1.17     0.097 0.55  67   3.19 Z                      
PRSN PR HH1  A 31.9 332  90 ES  1  41.71 10.76 10.41 0.00  0.35  0.91S    0.191                                        
OBIP PR HHZ  A 42.6  78  90 EP- 1  38.31  7.36  7.48 0.00 -0.12  1.17     0.123 0.44  90   3.60 Z                      
OBIP PR HH2  A 42.6  78  90 ES  1  44.27 13.32 13.31 0.00  0.01  1.17S    0.211                                        
UUPR PR HHZ  A 43.5  42  90 EP- 1  38.44  7.49  7.63 0.00 -0.14  1.17     0.083 0.55  82   3.42 Z                      
UUPR PR HH1  A 43.5  42  90 ES  1  44.28 13.33 13.58 0.00 -0.25  1.17S    0.310                                        
CELP PR HHZ  A 46.2  74  90 EP- 1  38.91  7.96  8.04 0.00 -0.08  1.17     0.111 0.55  96   3.57 Z                      
CELP PR HH1  A 46.2  74  90 ES  1  45.33 14.38 14.31 0.00  0.07  1.17S    0.206                                        
ICMP PR HHZ  A 50.8  99  90 EP+ 1  39.96  9.01  8.76 0.00  0.25  1.17     0.218 0.55  64   3.21 Z                      
ICMP PR HH1  A 50.8  99  90 ES  1  47.20 16.25 15.59 0.00  0.66* 0.00S    0.000                                        
AGPR PR HHZ  A 56.9 349  90 EP+ 1  40.87  9.92  9.69 0.00  0.23  1.15     0.093 0.55  93   3.55 Z                      
AGPR PR HH1  A 56.9 349  90 ES  1  48.20 17.25 17.25 0.00  0.00  1.15S    0.372                                        
ECPR PR HHZ  A 78.0  59  66 EP- 1  43.70 12.75 12.77 0.00 -0.02  0.61     0.046 0.55  94   3.59 Z                      
ECPR PR HH1  A 78.0  59  66 ES  1  53.56 22.61 22.73 0.00 -0.12  0.61S    0.083                                        
ASPR PR HHZ  A 81.3  84  55 EP- 1  44.29 13.34 13.24 0.00  0.10  0.49     0.065                                        
ASPR PR HH2  A 81.3  84  55 ES  1  54.27 23.32 23.57 0.00 -0.25  0.49S    0.121                                        
SJG  IU BHZ  A 91.4  79  55 EP+ 1  45.79 14.84 14.52 0.00  0.32  0.18     0.007 0.73 106   3.59 Z                      
SJG  IU BH2  A 91.4  79  55 ES  1  56.94 25.99 25.85 0.00  0.14  0.18S    0.015                                        
FAPR PR HHZ  A144.9  78  55 EP+ 1  52.44 21.49 21.28 0.00  0.21  0.00     0.000                                        
CUPR PR HHZ  A185.6  77  55 EP+ 3  59.85 28.90 26.44 0.00  2.46* 0.00     0.000 0.55  99   3.75 Z                      
CUPR PR HH1  A185.6  77  55 ES  3  81.10 50.15 47.06 0.00  3.09* 0.00S    0.000                                        
STVI PR HHZ  A220.4  78  55 EP+ 3  64.34 33.39 30.85 0.00  2.54* 0.00     0.000 0.55  95   3.75 Z                      
STVI PR HH1  A220.4  78  55 ES  3  91.03 60.08 54.91 0.00  5.17* 0.00S    0.000                                        
TBVI PR HHZ  A256.8  78  55 EP- 3  69.21 38.26 35.45 0.00  2.81* 0.00     0.000 0.00  82   2.80 Z                      
TBVI PR HH1  A256.8  78  55 ES  3  97.85 66.90 63.10 0.00  3.80* 0.00S    0.000                                        

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