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 Yauco, PR
Date: October 13, 2023 23:53:12 UTC
October 13, 2023 19:53:12 Hora Local
Region: South Region of Puerto Rico
Distances: 4.27 Km Southwest of Guánica,PR
11.98 Km East-Southeast of Lajas,PR
31.77 Km South-Southeast of Mayagüez,PR
Magnitude: 3.08 Md
Location: Latitude: 17.9663 Longitude: -66.943
Depth: 12 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-10-13 21:01:09
ID: 20231013235312

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2023-10-13 21:01:16 Hora Local.
BULLETIN 1
Seismic Event/Tsunami
DATE: October 13, 2023
LOCAL TIME: 19:53:12
LATITUDE: 17.9663 N
LONGITUDE: 66.943 W
LOCATION: 4.3 Km Southwest of Guánica,PR
31.8 Km South-Southeast of Mayagüez,PR
DEPTH: 12 Km
MAGNITUDE: 3.08 Md
ESTIMATED MAXIMUM INTENSITY: II in Yauco, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2023-10-13 21:01:16
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in Yauco with a maximum intensity of II (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 
2023-10-13  2353 12.67  17 57.98   66 56.58  12.78  0.17  0.53  0.25        3.08  3.08D    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
  28   58   3.7  PR1  183   0  30  52  30  52     Q  A1    0.00 0.00         11 0.127 D  Y Y N

XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                    3.08     11 0.127 D

Event_ID= 71428443
Region= South Region of Puerto Rico       
Comment= Revision: 2023-10-14T00:29:49.41

 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
 GNC1 PR HNZ --   A  3.7  79 161 EPU 1  15.12  2.45  2.40    0  0.05 0.08  J   mr          
 GNC1 PR HNN --   A  3.7  79 161 ES? 1  17.10  4.43  4.27    0  0.16 0.08  J   mr          
 GBPR PR HHZ 00   A  6.7  81 147 IPD 0  15.41  2.74  2.60    0  0.14 0.16  J   mr 0.87  49 1 2.73 Z
 GBPR PR HH1 00   A  6.7  81 147 ES? 1  17.39  4.72  4.63    0  0.09 0.08  J   mr          
 MLPR PR HHZ 00   A 10.6 271 133 EPU 1  15.71  3.04  2.99    0  0.05 0.08  J   mr 0.55  37 0 2.52 Z
 MLPR PR HH2 00   A 10.6 271 133 ES? 1  18.03  5.36  5.32    0  0.04 0.08  J   mr          
 YAC2 PR HNZ --   A 10.9  55 132 IPD 0  15.80  3.13  3.02    0  0.11 0.16  J   mr          
 SNG1 PR HNZ --   A 16.6 326 118 IPU 0  16.35  3.68  3.75    0 -0.07 0.16  J   mr          
 SNG1 PR HNN --   A 16.6 326 118 ES? 1  19.24  6.57  6.68    0 -0.11 0.08  J   mr          
 GYN1 PR HNZ --   A 16.9  69 118 IPD 0  16.65  3.98  3.79    0  0.19 0.16  J   mr          
 ISPR PR HNZ 00   A 17.1 319 117 EPU 1  16.49  3.82  3.81    0  0.01 0.08  J   mr          
 ISPR PR HN1 00   A 17.1 319 117 ES? 1  19.46  6.79  6.78    0  0.01 0.08  J   mr          
 CRPR PR HHZ 00   A 18.0 284 116 IPU 0  16.53  3.86  3.93    0 -0.07 0.16  J   mr 0.55  58 1 2.97 Z
 CRPR PR HH2 00   A 18.0 284 116 ES? 1  19.37  6.70  7.00    0  -0.3 0.08  J   mr          
 MRC1 PR HNZ --   A 24.2 350 107 IPU 0  17.31  4.64  4.84    0  -0.2 0.16  J   mr          
 MRC1 PR HNN --   A 24.2 350 107 ES? 1  20.89  8.22  8.62    0  -0.4 0.06  J   mr          
 CBR1 PR HNZ --   A 25.3 302 107 IPU 0  17.54  4.87  4.99    0 -0.12 0.16  J   mr          
 CBR1 PR HNN --   A 25.3 302 107 ES? 1  21.34  8.67  8.88    0 -0.21 0.08  J   mr          
 HRM1 PR HNZ --   A 27.2 314 105 IPU 0  17.81  5.14  5.28    0 -0.14 0.16  J   mr          
 HRM1 PR HNE --   A 27.2 314 105 ES? 1  22.12  9.45  9.40    0  0.05 0.08  J   mr          
  LSP PR HHZ 00   A 27.4 327 105 IPU 0  17.97  5.30  5.30    0     0 0.16  J   mr 0.87  56 1 2.98 Z
  LSP PR HH2 00   A 27.4 327 105 ES? 1  22.24  9.57  9.44    0  0.13 0.08  J   mr          
 MY10 PR HNZ --   A 34.1 323 101 EPU 1  18.84  6.17  6.31    0 -0.14 0.08  J   mr          
 MY10 PR HNE --   A 34.1 323 101 ES? 1  23.75 11.08 11.23    0 -0.15 0.08  J   mr          
 OBIP PR HHZ 00   A 36.2  76 100 IPD 0  19.17  6.50  6.65    0 -0.15 0.16  J   mr       72 1 3.08 Z
 OBIP PR HH2 00   A 36.2  76 100 ES? 1  24.24 11.57 11.84    0 -0.27 0.08  J   mr          
 UUPR PR HHZ 00   A 39.1  36  66 IPD 0  19.53  6.86  7.08    0 -0.22 0.16  J   mr 0.55  70 1 3.28 Z
 UUPR PR HH2 00   A 39.1  36  66 ES? 1  24.80 12.13 12.60    0 -0.47 0.01  J   mr          
 UTD2 PR HNZ --   A 39.1  36  66 IPU 0  19.52  6.85  7.08    0 -0.23 0.16  J   mr          
 UTD2 PR HNE --   A 39.1  36  66 ES? 1  24.68 12.01 12.60    0 -0.59 0.00  J   mr          
 CELP PR HHZ 00   A 39.9  72  66 IPD 0  19.75  7.08  7.19    0 -0.11 0.16  J   mr 0.55  65 1 3.21 Z
 CELP PR HH1 00   A 39.9  72  66 ES? 1  25.21 12.54 12.80    0 -0.26 0.08  J   mr          
 JND1 PR HNZ --   A 47.8  74  66 IPU 0  21.03  8.36  8.33    0  0.03 0.16  J   mr          
 JND1 PR HNN --   A 47.8  74  66 ES? 1  27.34 14.67 14.83    0 -0.16 0.08  J   mr          
 ROPR PR HNZ 00   A 51.8 321  66 IPU 0  21.55  8.88  8.92    0 -0.04 0.16  J   mr          
 ROPR PR HN1 00   A 51.8 321  66 ES? 1  28.85 16.18 15.88    0   0.3 0.08  J   mr          
 QBPR PR HNZ 00   A 55.9   0  66 IPU 0  22.41  9.74  9.47    0  0.27 0.16  J   mr          
 QBPR PR HN1 00   A 55.9   0  66 ES? 1  29.56 16.89 16.86    0  0.03 0.08  J   mr          
 AGPR PR HHZ 00   A 57.6 342  66 IPU 0  22.54  9.87  9.71    0  0.16 0.16  J   mr 0.55  45 1 2.90 Z
 AGPR PR HH1 00   A 57.6 342  66 ES? 1  30.01 17.34 17.28    0  0.06 0.08  J   mr          
 ISB1 PR HNZ --   A 57.7 351  66 IPD 0  22.69 10.02  9.73    0  0.29 0.16  J   mr          
 ISB1 PR HNE --   A 57.7 351  66 ES? 1  30.05 17.38 17.32    0  0.06 0.08  J   mr          
 EMPR PR HHZ 00   A 70.7  37  66 EPD 1  24.81 12.14 11.58    0  0.56 0.00  J   mr 0.55  59 1 3.16 Z
 EMPR PR HH2 00   A 70.7  37  66 ES? 1  33.23 20.56 20.61    0 -0.05 0.06  J   mr          
 ECPR PR HHZ 00   A 71.9  57  55 EPU 1  24.38 11.71 11.75    0 -0.04 0.06  J   mr 0.55  67 1 3.27 Z
 ECPR PR HH2 00   A 71.9  57  55 ES? 1  33.74 21.07 20.92    0  0.15 0.06  J   mr          
  IDE PR EHZ --   A 72.4 309  66 IPU 0  24.62 11.95 11.68    0  0.27 0.11  J   mr 0.58  50 1 2.99 Z
  IDE PR EHE --   A 72.4 309  66 ES? 1  33.60 20.93 20.79    0  0.14 0.06  J   mr          
 ASPR PR HHZ 00   A 74.5  84  55 IPU 0  25.04 12.37 12.09    0  0.28 0.10  J   mr          
 ASPR PR HH2 00   A 74.5  84  55 ES? 1  34.57 21.90 21.52    0  0.38 0.04  J   mr          
 IGPR PR HHZ 00   A 87.5  89  55 EPU 1  26.40 13.73 13.76    0 -0.03 0.02  J   mr 0.55     
 IGPR PR HH2 00   A 87.5  89  55 ES? 1  37.34 24.67 24.49    0  0.18 0.02  J   mr          
 GCPR PR HHZ 00   A 97.4  67  55 EPU 1  27.98 15.31 15.02    0  0.29 0.00  J   mr 0.55  65 1 3.28 Z
 GCPR PR HH1 00   A 97.4  67  55 ES? 1  39.63 26.96 26.74    0  0.22 0.00  J   mr          
 HUMP PR HHZ 00   A116.2  80  55 EPU 1  30.56 17.89 17.42    0  0.47 0.00  J   mr 0.55     
 HUMP PR HH1 00   A116.2  80  55 ES? 1  43.91 31.24 31.01    0  0.23 0.00  J   mr          
  MTP PR HHZ 00   A146.2  84  55 EP? 2  35.56 22.89 21.27    0  1.62 0.00  J   mr 0.55  105 0 3.77 Z
  MTP PR HH2 00   A146.2  84  55 ES? 1  51.20 38.53 37.86    0  0.67 0.00  J   mr

Event Maps



Spectral Acceleration


Intensity Map


Peak Ground Velocity


Peak Ground Acceleration


DYFI Map

Google Map for this Event