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 Lajas, PR
Date: April 09, 2023 19:58:26 UTC
April 09, 2023 15:58:26 Hora Local
Region: South Region of Puerto Rico
Distances: 7.44 Km Southwest of Guánica,PR
12.32 Km Southeast of Lajas,PR
33.45 Km South-Southeast of Mayagüez,PR
Magnitude: 2.5 Md
Location: Latitude: 17.9398 Longitude: -66.9575
Depth: 15 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-04-18 14:56:45
ID: 20230409195826

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2023-04-18 14:56:53 Hora Local.
BULLETIN 2
Seismic Event/Tsunami
DATE: April 09, 2023
LOCAL TIME: 15:58:26
LATITUDE: 17.9398 N
LONGITUDE: 66.9575 W
LOCATION: 7.4 Km Southwest of Guánica,PR
33.5 Km South-Southeast of Mayagüez,PR
DEPTH: 15 Km
MAGNITUDE: 2.5 Md
ESTIMATED MAXIMUM INTENSITY: II in Lajas, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2023-04-18 14:56:53
The Puerto Rico Seismic Network (PRSN) received information that this micro earthquake was reported as felt in Lajas 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 
2023-04-09  1958 26.46  17 56.39   66 57.45  15.10  0.11  0.46  0.55         2.5   2.5D    I
                                                                                         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   9.1  PR1  221      11  22  11  22     Q  A1               N       8 0.021 D  Y Y N

XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T
                                                     2.5      8 0.021 D

Event_ID= 71403438
Region= South Region of Puerto Rico       
Comment= Revision: 2023-04-09T20:14:39.96

 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
 GBPR PR HHZ 00   A  9.1  64 141 IPD 0  29.54  3.08  3.09    0 -0.01 0.16  J   mr 0.87  29 1 2.26 Z
 GBPR PR HH1 00   A  9.1  64 141 ES? 1  32.15  5.69  5.50    0  0.19 0.08  J   mr          
 MLPR PR HHZ 00   A  9.6 289 139 IPU 0  29.54  3.08  3.14    0 -0.06 0.16  J   mr 0.55  36 1 2.49 Z
 MLPR PR HH1 00   A  9.6 289 139 ES? 1  32.22  5.76  5.59    0  0.17 0.08  J   mr          
 CRPR PR HHZ 00   A 17.5 294 117 IPU 0  30.38  3.92  4.03    0 -0.11 0.16  J   mr 0.55  35 1 2.51 Z
 CRPR PR HH1 00   A 17.5 294 117 ES? 1  33.40  6.94  7.17    0 -0.23 0.07  J   mr          
 ISPR PR HNZ 00   A 18.5 329 114 IPU 0  30.65  4.19  4.16    0  0.03 0.16  J   mr          
 ISPR PR HN1 00   A 18.5 329 114 ES? 1  33.93  7.47  7.40    0  0.07 0.08  J   mr          
  LSP PR HHZ 00   A 29.1 332  98 EPU 1  32.10  5.64  5.60    0  0.04 0.08  J   mr 0.87  26 1 2.29 Z
  LSP PR HH1 00   A 29.1 332  98 ES? 1  36.50 10.04  9.97    0  0.07 0.08  J   mr          
 PRSN PR HHZ 00   A 36.1 327  94 IPU 0  33.26  6.80  6.59    0  0.21 0.16  J   mr 0.55     
 PRSN PR HH1 00   A 36.1 327  94 ES? 1  38.14 11.68 11.73    0 -0.05 0.08  J   mr          
 CELP PR HHZ 00   A 42.3  69  93 IPD 0  33.96  7.50  7.47    0  0.03 0.16  J   mr 0.55  35 1 2.65 Z
 CELP PR HH1 00   A 42.3  69  93 ES? 1  39.72 13.26 13.30    0 -0.04 0.08  J   mr          
 UUPR PR HHZ 00   A 42.3  35  93 EPU 1  33.87  7.41  7.47    0 -0.06 0.08  J   mr 0.55  30 1 2.51 Z
 UUPR PR HH1 00   A 42.3  35  93 ES? 1  39.56 13.10 13.30    0  -0.2 0.08  J   mr          
 AOPR PR HHZ 00   A 49.3  25  92 EPU 1  34.96  8.50  8.47    0  0.03 0.08  J   mr 0.55  48 0 2.95 Z
 AOPR PR HH1 00   A 49.3  25  92 ES? 1  41.36 14.90 15.08    0 -0.18 0.08  J   mr          
 AGPR PR HHZ 00   A 59.9 344  91 EPU 1  36.56 10.10  9.98    0  0.12 0.08  J   mr 0.55  30 1 2.53 Z
 AGPR PR HH1 00   A 59.9 344  91 ES? 1  44.16 17.70 17.76    0 -0.06 0.08  J   mr          
  IDE PR EHZ --   A 73.1 311  63 EPU 1  38.03 11.57 11.61    0 -0.04 0.05  J   mr 0.58  29 1 2.49 Z
  IDE PR EHN --   A 73.1 311  63 ES? 1  47.10 20.64 20.67    0 -0.03 0.05  J   mr          

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