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: II in Moca, PR
Date: September 17, 2025 10:09:16 UTC
September 17, 2025 06:09:16 Hora Local
Region: West Region of Puerto Rico
Distances: 5.3 Km West-Southeast of Las Marias,PR
8.07 Km East-Northeast of Mayagüez,PR
8.07 Km East-Northeast of Mayagüez,PR
Magnitude: 3.28 Md
Location: Latitude: 18.229 Longitude: -67.0328
Depth: 19 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2025-09-17 06:27:42
ID: 20250917100915

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2025-09-17 06:27:48 Hora Local.
BULLETIN 1
Seismic Event/Tsunami
DATE: September 17, 2025
LOCAL TIME: 06:09:16
LATITUDE: 18.229 N
LONGITUDE: 67.0328 W
LOCATION: 5.3 Km West-Southeast of Las Marias,PR
8.1 Km East-Northeast of Mayagüez,PR
DEPTH: 19 Km
MAGNITUDE: 3.28 Md
ESTIMATED MAXIMUM INTENSITY: II in Moca, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2025-09-17 06:27:48
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in Moca with a maximum intensity of II (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                            
2025-09-17  1009 16.54  18 13.74   67  1.97  19.43  0.24  0.48  0.77        3.28  3.28D II                             
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  42   42   8.1  PR1   79  18  21  24  11  42     Q  PPM   0.00  0.00     16.00  0.07 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.28  16.00  0.07 Z        3.28  16.00  0.07 D                                                

REGION= Western 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  
LSP  PR HHZ  A  8.1 224 153 IPD    20.31  3.77  3.51 0.00  0.26  2.13     0.221                                        
LSP  PR HH1  A  8.1 224 153 ES  1  23.54  7.00  6.25 0.00  0.75* 0.00S    0.000                                        
PRSN PR HHZ  A 11.9 264 143 IPD    20.34  3.80  3.79 0.00  0.01  2.13     0.242                                        
PRSN PR HH2  A 11.9 264 143 ES  1  23.37  6.83  6.75 0.00  0.08  1.06S    0.140                                        
CRPR PR HHZ  A 25.9 199 117 IPD    21.80  5.26  5.32 0.00 -0.06  2.13     0.278 0.55  59   3.03 Z                      
CRPR PR HH1  A 25.9 199 117 ES  1  25.66  9.12  9.47 0.00 -0.35  1.06S    0.144                                        
AGPR PR HHZ  A 27.7 343 115 IPU    21.88  5.34  5.54 0.00 -0.20  2.13     0.432 0.55  71   3.21 Z                      
AGPR PR HH1  A 27.7 343 115 ES  1  26.44  9.90  9.86 0.00  0.04  1.06S    0.217                                        
MLPR PR HHZ  A 28.7 183 113 EP+ 1  22.12  5.58  5.67 0.00 -0.09  1.06     0.062 0.55  62   3.10 Z                      
MLPR PR HH1  A 28.7 183 113 ES  1  26.18  9.64 10.09 0.00 -0.45  1.06S    0.151                                        
AOPR PR HHZ  A 32.2  66 110 EP+ 1  22.60  6.06  6.13 0.00 -0.07  1.06     0.089 0.55  70   3.23 Z                      
AOPR PR HH2  A 32.2  66 110 ES  1  27.32 10.78 10.91 0.00 -0.13  1.06S    0.338                                        
GBPR PR HHZ  A 32.5 149 110 EP+ 1  22.64  6.10  6.16 0.00 -0.06  1.06     0.058 0.58  80   3.33 Z                      
GBPR PR HH1  A 32.5 149 110 ES  1  27.95 11.41 10.96 0.00  0.45  1.06S    0.208                                        
UUPR PR HHZ  A 33.2  85 109 EP+ 1  22.59  6.05  6.26 0.00 -0.21  1.06     0.086 0.55  75   3.30 Z                      
UUPR PR HH1  A 33.2  85 109 ES  1  27.39 10.85 11.14 0.00 -0.29  1.06S    0.346                                        
OBIP PR HHZ  A 49.6 114  63 EP+ 1  24.67  8.13  8.39 0.00 -0.26  1.06     0.105                                        
OBIP PR HH1  A 49.6 114  63 ES  1  31.05 14.51 14.93 0.00 -0.42  1.06S    0.185                                        
CELP PR HHZ  A 50.9 109  63 EP+ 1  25.06  8.52  8.55 0.00 -0.03  1.06     0.103 0.55  80   3.41 Z                      
CELP PR HH1  A 50.9 109  63 ES  1  32.05 15.51 15.22 0.00  0.29  1.06S    0.179                                        
EMPR PR HHZ  A 59.9  62  63 EP- 1  26.72 10.18  9.68 0.00  0.50* 1.01     0.110 0.55  71   3.31 Z                      
EMPR PR HH1  A 59.9  62  63 ES  1  34.25 17.71 17.23 0.00  0.48  1.01S    0.190                                        
ICMP PR HHZ  A 65.6 125  63 EP+ 1  27.10 10.56 10.41 0.00  0.15  0.91     0.083 0.55  59   3.15 Z                      
ICMP PR HH1  A 65.6 125  63 ES  1  36.06 19.52 18.53 0.00  0.99* 0.00S    0.000                                        
ASPR PR HHZ  A 87.3 104  63 EP+ 1  29.83 13.29 13.16 0.00  0.13  0.27     0.006                                        
ASPR PR HH1  A 87.3 104  63 ES  1  40.35 23.81 23.42 0.00  0.39  0.27S    0.011                                        
SJG  IU BHZ  A 94.3  97  63 EP+ 1  31.19 14.65 14.04 0.00  0.61* 0.06     0.000                                        
SJG  IU BH1  A 94.3  97  63 ES  1  42.68 26.14 24.99 0.00  1.15* 0.00S    0.000                                        
GCPR PR HHZ  A100.8  84  63 EP+ 1  32.10 15.56 14.86 0.00  0.70* 0.00     0.000 0.55  66   3.29 Z                      
GCPR PR HH1  A100.8  84  63 ES  1  43.83 27.29 26.45 0.00  0.84* 0.00S    0.000                                        
IGPR PR HHZ  A102.3 106  63 EP+ 1  32.05 15.51 15.05 0.00  0.46  0.01     0.000 0.55  63   3.25 Z                      
IGPR PR HH1  A102.3 106  63 ES  1  43.87 27.33 26.79 0.00  0.54* 0.01S    0.000                                        
PDPR PR HHZ  A109.5 102  63 EP+ 1  33.39 16.85 15.96 0.00  0.89* 0.00     0.000 0.55  64   3.27 Z                      
PDPR PR HH2  A109.5 102  63 ES  1  45.66 29.12 28.41 0.00  0.71* 0.00S    0.000                                        
HUMP PR HHZ  A125.6  94  63 EP+ 1  35.28 18.74 18.01 0.00  0.73* 0.00     0.000 0.55  68   3.34 Z                      
HUMP PR HH1  A125.6  94  63 ES  1  49.25 32.71 32.06 0.00  0.65* 0.00S    0.000                                        
FAPR PR HHZ  A145.6  90  63 EP+ 1  38.79 22.25 20.53 0.00  1.72* 0.00     0.000 0.55  67   3.35 Z                      
FAPR PR HH1  A145.6  90  63 ES  1  55.41 38.87 36.54 0.00  2.33* 0.00S    0.000                                        
MTP  PR HHZ  A157.3  95  63 EP+ 1  40.09 23.55 22.02 0.00  1.53* 0.00     0.000 0.55  81   3.54 Z                      
MTP  PR HH1  A157.3  95  63 ES  1  59.13 42.59 39.20 0.00  3.39* 0.00S    0.000                                        
VGBI PR HHZ  A279.6  83  63 EP+ 1  54.67 38.13 37.50 0.00  0.63* 0.00     0.000 0.00 104   3.04 Z                      
VGBI PR HH1  A279.6  83  63 ES  1  82.05 65.51 66.75 0.00 -1.24* 0.00S    0.000                                        

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