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 Lajas, PR
Date: August 28, 2024 14:54:20 UTC
August 28, 2024 10:54:20 Hora Local
Region: South Region of Puerto Rico
Distances: 5.77 Km Southeast of Lajas,PR
10.02 Km West of Guánica,PR
27.42 Km South-Southeast of Mayagüez,PR
Magnitude: 3.43 Md
Location: Latitude: 17.9786 Longitude: -67.0028
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 11:16:50
ID: 20240828145419

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2024-08-28 11:16:56 Hora Local.
BULLETIN 2
Seismic Event/Tsunami
DATE: August 28, 2024
LOCAL TIME: 10:54:20
LATITUDE: 17.9786 N
LONGITUDE: 67.0028 W
LOCATION: 5.8 Km Southeast of Lajas,PR
27.4 Km South-Southeast of Mayagüez,PR
DEPTH: 8 Km
MAGNITUDE: 3.43 Md
ESTIMATED MAXIMUM INTENSITY: III 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 11:16:56
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in Lajas and San Germán 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                            
2024-08-28  1454 20.25  17 58.72   67  0.17   8.21  0.16  0.53  0.97        3.43  3.43D 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                         
  26   26   4.5  PR1  157  14  13  16   7  26     Q  PPP   0.00  0.00      8.00  0.21 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.43   8.00  0.21 Z        3.43   8.00  0.21 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  4.5 258 143 IPU    22.05  1.80  1.81 0.00 -0.01  1.64     0.515                                        
MLPR PR HH1  A  4.5 258 143 ES  1  23.47  3.22  3.22 0.00  0.00  0.82S    0.401                                        
CRPR PR HHZ  A 11.7 286  99 IPU    22.86  2.61  2.74 0.00 -0.13  1.64     0.507 0.55  89   3.32 Z                      
CRPR PR HH1  A 11.7 286  99 ES  1  24.98  4.73  4.88 0.00 -0.15  0.82S    0.206                                        
UUPR PR HHZ  A 42.6  44  90 IPD    27.63  7.38  7.49 0.00 -0.11  1.64     0.243 0.55  82   3.42 Z                      
UUPR PR HH1  A 42.6  44  90 ES  1  33.36 13.11 13.33 0.00 -0.22  0.82S    0.258                                        
CELP PR HHZ  A 46.1  76  90 IPD    28.17  7.92  8.03 0.00 -0.11  1.64     0.274 0.55 103   3.63 Z                      
CELP PR HH2  A 46.1  76  90 ES  1  34.47 14.22 14.29 0.00 -0.07  0.82S    0.160                                        
ICMP PR HHZ  A 51.5 101  90 EP- 1  29.42  9.17  8.85 0.00  0.32  0.81     0.134                                        
ICMP PR HH1  A 51.5 101  90 ES  1  36.32 16.07 15.75 0.00  0.32  0.81S    0.234                                        
AGPR PR HHZ  A 55.3 349  90 IPU    29.93  9.68  9.44 0.00  0.24  1.62     0.341 0.55  82   3.44 Z                      
AGPR PR HH2  A 55.3 349  90 ES  1  37.22 16.97 16.80 0.00  0.17  0.81S    0.317                                        
ECPR PR HHZ  A 77.5  60  66 IPD    32.94 12.69 12.71 0.00 -0.02  0.88     0.139 0.55 105   3.69 Z                      
ECPR PR HH1  A 77.5  60  66 ES  1  42.67 22.42 22.62 0.00 -0.20  0.44S    0.057                                        
ASPR PR HHZ  A 81.6  85  55 IPU    33.54 13.29 13.27 0.00  0.02  0.68     0.200 0.00  82   2.61 Z                      
ASPR PR HH1  A 81.6  85  55 ES  1  43.24 22.99 23.62 0.00 -0.63* 0.00S    0.000                                        
SJG  IU BHZ  A 91.5  80  55 EP+ 1  34.94 14.69 14.53 0.00  0.16  0.13     0.006                                        
SJG  IU BH1  A 91.5  80  55 ES  1  45.60 25.35 25.86 0.00 -0.51* 0.00S    0.000                                        
CUPR PR HHZ  A185.7  78  55 EP+ 1  49.44 29.19 26.45 0.00  2.74* 0.00     0.000 0.55  89   3.65 Z                      
CUPR PR HH1  A185.7  78  55 ES  1  70.27 50.02 47.08 0.00  2.94* 0.00S    0.000                                        
STVI PR HHZ  A220.5  78  55 EP- 2  54.34 34.09 30.86 0.00  3.23* 0.00     0.000                                        
STVI PR HH2  A220.5  78  55 ES  2  78.28 58.03 54.93 0.00  3.10* 0.00S    0.000                                        
TBVI PR HHZ  A256.8  78  55 EP+ 2  58.66 38.41 35.45 0.00  2.96* 0.00     0.000                                        
TBVI PR HH1  A256.8  78  55 ES  2  86.75 66.50 63.10 0.00  3.40* 0.00S    0.000                                        
HMDR DR BHZ  A266.9 290  55 EP+ 3  60.48 40.23 36.73 0.00  3.50* 0.00     0.000 0.00 127   3.21 Z                      
HMDR DR BHN  A266.9 290  55 ES  2  88.80 68.55 65.38 0.00  3.17* 0.00S    0.000                                        

Event Maps



Spectral Acceleration


Intensity Map


Peak Ground Velocity


Peak Ground Acceleration


DYFI Map

Google Map for this Event