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 Hormigueros, PR
Date: December 31, 2022 16:52:00 UTC
December 31, 2022 12:52:00 Hora Local
Region: Southwest Region of Puerto Rico
Distances: 4.47 Km East-Southeast of Cabo Rojo,PR
8.28 Km West-Northwest of Lajas,PR
18.61 Km South of Mayagüez,PR
Magnitude: 2.38 Md
Location: Latitude: 18.038 Longitude: -67.112
Depth: 22 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2022-12-31 14:14:29
ID: 20221231165200

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2022-12-31 14:14:37 Hora Local.
BULLETIN 1
Seismic Event/Tsunami
DATE: December 31, 2022
LOCAL TIME: 12:52:00
LATITUDE: 18.038 N
LONGITUDE: 67.112 W
LOCATION: 4.5 Km East-Southeast of Cabo Rojo,PR
18.6 Km South of Mayagüez,PR
DEPTH: 22 Km
MAGNITUDE: 2.38 Md
ESTIMATED MAXIMUM INTENSITY: II in Hormigueros, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2022-12-31 14:14:37
The Puerto Rico Seismic Network (PRSN) received information that this micro earthquake was reported as felt in Hormigueros 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                            
2022-12-31  1652  0.53  18  2.28   67  6.72  22.28  0.25  1.14  1.33        2.38  2.38D                                
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  15   15   3.5  PR1  176  17   7  15   8  15     Q  PPI   0.00  0.00      3.00  0.04 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         2.38   3.00  0.04 Z        2.38   3.00  0.04 D                                                

REGION= Southwestern 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  
CRPR PR HHZ  A  3.5 175 168 IPU     4.37  3.84  3.66 0.00  0.18  1.67     0.505 0.55  32   2.34 Z                      
CRPR PR HH2  A  3.5 175 168 ES  1   6.83  6.30  6.51 0.00 -0.21  0.83S    0.259                                        
MLPR PR HHZ  A 10.4 136 148 EP+ 1   4.50  3.97  3.98 0.00 -0.01  0.83     0.100 0.55  32   2.38 Z                      
MLPR PR HH2  A 10.4 136 148 ES  1   7.59  7.06  7.08 0.00 -0.02  0.83S    0.249                                        
LSP  PR HHZ  A 15.5  10 135 EP+ 1   4.99  4.46  4.37 0.00  0.09  0.83     0.111 0.58  34   2.44 Z                      
LSP  PR HH2  A 15.5  10 135 ES  1   8.50  7.97  7.78 0.00  0.19  0.83S    0.343                                        
PR03 GS HHZ  A 18.7  80 128 EP+ 1   5.25  4.72  4.68 0.00  0.04  0.83     0.044                                        
PR03 GS HH2  A 18.7  80 128 ES  1   8.82  8.29  8.33 0.00 -0.04  0.83S    0.334                                        
PRSN PR HH2  A 20.2 351 125 ES  1   8.82  8.29  8.58 0.00 -0.29  0.83S    0.357                                        
GBPR PR HHZ  A 25.6 105 115 IPU     5.53  5.00  5.42 0.00 -0.42  1.67     0.350                                        
GBPR PR HH1  A 25.6 105 115 ES  1  10.61 10.08  9.65 0.00  0.43  0.83S    0.250                                        
AOPR PR HHZ  A 51.0  47  95 IPU     9.19  8.66  8.54 0.00  0.12  1.67     0.488                                        
AOPR PR HH1  A 51.0  47  95 ES  1  15.43 14.90 15.20 0.00 -0.30  0.83S    0.258                                        
CELP PR HHZ  A 56.6  85  94 EP+ 1  10.10  9.57  9.24 0.00  0.33  0.82     0.117                                        
CELP PR HH1  A 56.6  85  94 ES  1  17.27 16.74 16.45 0.00  0.29  0.82S    0.228                                        

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