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 Ponce, PR
Date: July 28, 2025 00:16:09 UTC
July 27, 2025 20:16:09 Hora Local
Region: South Region of Puerto Rico
Distances: 12.47 Km South-Southeast of Guayanilla,PR
14.13 Km South-Southeast of Peñuelas,PR
20.3 Km Southwest of Ponce,PR
Magnitude: 2.45 Md
Location: Latitude: 17.9488 Longitude: -66.7536
Depth: 10 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2025-07-27 23:31:10
ID: 20250728001609

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2025-07-27 23:31:17 Hora Local.
BULLETIN 1
Seismic Event/Tsunami
DATE: July 27, 2025
LOCAL TIME: 20:16:09
LATITUDE: 17.9488 N
LONGITUDE: 66.7536 W
LOCATION: 12.5 Km South-Southeast of Guayanilla,PR
20.3 Km Southwest of Ponce,PR
DEPTH: 10 Km
MAGNITUDE: 2.45 Md
ESTIMATED MAXIMUM INTENSITY: II in Ponce, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2025-07-27 23:31:17
The Puerto Rico Seismic Network (PRSN) received information that this micro earthquake was reported as felt in Ponce 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.

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Technical Information

YEAR MO DA  --ORIGIN--  --LAT N-  --LON W--  DEPTH   RMS   ERH   ERZ  XMAG  FMAG  PMAG  INT 
2025-07-28  0016 09.77  17 56.93   66 45.22  10.57  0.18  0.70  0.79        2.45  2.45D  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
  11   22   8.7  PR1  219   0  11  22  11  22     Q  A1    0.00 0.00          5 0.106 D  Y Y N

XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                    2.45      5 0.106 D

Event_ID= 71490708
Region= South Region of Puerto Rico       
Comment= Revision: 2025-07-28T00:43:40.01

 STA NET COM LOC 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
 GYN1 PR HNZ --   A  8.7 333 132 EPU 1  12.30  2.53  2.55    0 -0.02 0.10  J   mr          
 GYN1 PR HNN --   A  8.7 333 132 ES? 1  14.50  4.73  4.54    0  0.19 0.10  J   mr          
 GNC2 PR HNZ --   A 12.3 282 120 EPD 1  12.58  2.81  2.99    0 -0.18 0.10  J   mr          
 GNC2 PR HNN --   A 12.3 282 120 ES? 1  14.97  5.20  5.32    0 -0.12 0.10  J   mr          
 GBPR PR HHZ 00   A 13.5 282 116 IPU 0  12.76  2.99  3.16    0 -0.17 0.19  J   mr 0.87  28 1 2.26 Z
 GBPR PR HH1 00   A 13.5 282 116 ES? 1  15.26  5.49  5.62    0 -0.13 0.10  J   mr          
 PN03 PR HNZ --   A 18.5  56 106 EPD 1  13.83  4.06  3.89    0  0.17 0.10  J   mr          
 PN03 PR HNN --   A 18.5  56 106 ES? 1  16.87  7.10  6.92    0  0.18 0.10  J   mr          
 CELP PR HHZ 00   A 22.9  52 101 EPU 1  14.37  4.60  4.55    0  0.05 0.10  J   mr 0.55  36 1 2.57 Z
 CELP PR HH1 00   A 22.9  52 101 ES? 1  18.00  8.23  8.10    0  0.13 0.10  J   mr          
 MLPR PR HHZ 00   A 30.5 274  97 EPD 1  15.50  5.73  5.71    0  0.02 0.10  J   mr 0.55  28 1 2.39 Z
 MLPR PR HH1 00   A 30.5 274  97 ES? 1  20.11 10.34 10.16    0  0.18 0.10  J   mr          
 UUPR PR HHZ 00   A 33.4   5  96 EPD 1  15.64  5.87  6.17    0  -0.3 0.10  J   mr 0.55     
 UUPR PR HH1 00   A 33.4   5  96 ES? 1  20.42 10.65 10.98    0 -0.33 0.10  J   mr          
 CRPR PR HHZ 00   A 37.8 279  95 EPD 1  16.66  6.89  6.84    0  0.05 0.10  J   mr 0.55  32 1 2.55 Z
 CRPR PR HH1 00   A 37.8 279  95 ES? 1  22.19 12.42 12.18    0  0.24 0.10  J   mr          
  LSP PR HHZ 00   A 42.7 305  94 EPU 1  17.57  7.80  7.61    0  0.19 0.10  J   mr 0.87     
  LSP PR HH1 00   A 42.7 305  94 ES? 1  23.55 13.78 13.55    0  0.23 0.10  J   mr          
 AOPR PR HHZ 00   A 43.5 359  94 EPD 1  17.78  8.01  7.73    0  0.28 0.10  J   mr 0.55  28 1 2.45 Z
 AOPR PR HH1 00   A 43.5 359  94 ES? 1  23.50 13.73 13.76    0 -0.03 0.10  J   mr          
 ECPR PR HHZ 00   A 57.5  45  66 EPD 1  19.73  9.96  9.84    0  0.12 0.09  J   mr 0.55     
 ECPR PR HH1 00   A 57.5  45  66 ES? 1  27.02 17.25 17.52    0 -0.27 0.09  J   mr

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