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: V in Lajas, PR
Date: January 02, 2023 06:55:06 UTC
January 02, 2023 02:55:06 Hora Local
Region: Southwest Region of Puerto Rico
Distances: 6.75 Km South-Southeast of Lajas,PR
10.87 Km West-Southeast of Guánica,PR
28.77 Km South-Southeast of Mayagüez,PR
Magnitude: 4.1 Ml
Location: Latitude: 17.9633 Longitude: -67.0076
Depth: 9 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-01-02 03:36:15
ID: 20230102065505

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2023-01-02 12:53:01 Hora Local.
BULLETIN 3
Seismic Event/Tsunami
DATE: January 02, 2023
LOCAL TIME: 02:55:06
LATITUDE: 17.9633 N
LONGITUDE: 67.0076 W
LOCATION: 6.8 Km South-Southeast of Lajas,PR
28.8 Km South-Southeast of Mayagüez,PR
DEPTH: 9 Km
MAGNITUDE: 4.1 Ml
ESTIMATED MAXIMUM INTENSITY: V in Lajas, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2023-01-02 12:53:01
The Puerto Rico Seismic Network (PRSN) received information that this light earthquake was reported as felt in the Central region of Puerto Rico, the Western region of Puerto Rico and the Southern region of Puerto Rico with a maximum intensity of V (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                            
2023-01-02  0655  6.06  17 57.80   67  0.46   9.33  0.10  0.37  0.52        3.51  3.51D IV                             
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  60   60   3.9  PR1  196  15  31  28  12  60     Q  PPW   0.00  0.00     20.00  0.08 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.51  20.00  0.08 Z        3.51  20.00  0.08 D                                                

REGION= Southwestern Puerto Rico         

NEW COMMENT: 4.4 Mb (NEIC), 4.3 Ml (PTWC), 4.1 Ml (New EarlyBird)                                                                               
                                                                                                                       
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  
MLPR PR HHZ  A  3.9 280 151 IPU     7.93  1.87  1.91 0.00 -0.04  1.33     0.362 0.55 100   3.38 Z                      
MLPR PR HH1  A  3.9 280 151 ES  1   9.58  3.52  3.40 0.00  0.12  0.67S    0.256                                        
PR01 GS HHZ  A 10.1 322 119 IPU     8.57  2.51  2.58 0.00 -0.07  1.33     0.132 0.55  83   3.25 Z                      
PR01 GS HH1  A 10.1 322 119 ES  1  10.65  4.59  4.59 0.00  0.00  0.67S    0.142                                        
CRPR PR HHZ  A 11.8 294 113 IPU     8.71  2.65  2.81 0.00 -0.16  1.33     0.237 0.55 103   3.46 Z                      
CRPR PR HH1  A 11.8 294 113 ES  1  10.96  4.90  5.00 0.00 -0.10  0.67S    0.094                                        
PR03 GS HHZ  A 13.6  32 108 IPD     9.07  3.01  3.07 0.00 -0.06  1.33     0.115 0.55  94   3.38 Z                      
PR03 GS HH2  A 13.6  32 108 ES  1  11.41  5.35  5.46 0.00 -0.11  0.67S    0.206                                        
GBPR PR HHZ  A 13.7  84 108 IPD     9.13  3.07  3.07 0.00  0.00  1.33     0.178 0.58 102   3.44 Z                      
GBPR PR HH1  A 13.7  84 108 ES  1  11.68  5.62  5.46 0.00  0.16  0.67S    0.104                                        
PR05 GS HHZ  A 18.1  59  99 IPD     9.86  3.80  3.74 0.00  0.06  1.33     0.090 0.55 101   3.48 Z                      
PR05 GS HH2  A 18.1  59  99 ES  1  13.27  7.21  6.66 0.00  0.55* 0.00S    0.000                                        
LSP  PR HHZ  A 24.9 341  95 IPD    10.96  4.90  4.78 0.00  0.12  1.33     0.124 0.58 103   3.51 Z                      
LSP  PR HH1  A 24.9 341  95 ES  1  15.04  8.98  8.51 0.00  0.47  0.00S    0.000                                        
PR02 GS HHZ  A 25.8  77  95 IPD    11.06  5.00  4.91 0.00  0.09  1.33     0.151 0.55  99   3.50 Z                      
PR02 GS HH1  A 25.8  77  95 ES  1  14.62  8.56  8.74 0.00 -0.18  0.67S    0.068                                        
PRSN PR HHZ  A 31.6 333  93 IPU    11.94  5.88  5.81 0.00  0.07  1.33     0.142 0.55  94   3.49 Z                      
PRSN PR HH2  A 31.6 333  93 ES  1  16.57 10.51 10.34 0.00  0.17  0.67S    0.114                                        
PR06 GS HHZ  A 31.7  71  93 IPD    11.78  5.72  5.81 0.00 -0.09  1.33     0.127 0.55  90   3.45 Z                      
PR06 GS HH1  A 31.7  71  93 ES  1  16.62 10.56 10.34 0.00  0.22  0.62S    0.058                                        
UUPR PR HHZ  A 44.2  43  92 IPD    13.66  7.60  7.74 0.00 -0.14  1.33     0.089 0.55  88   3.49 Z                      
UUPR PR HH1  A 44.2  43  92 ES  1  19.23 13.17 13.78 0.00 -0.61* 0.00S    0.000                                        
CELP PR HHZ  A 47.0  74  92 IPD    14.26  8.20  8.18 0.00  0.02  1.33     0.146 0.55  98   3.59 Z                      
CELP PR HH1  A 47.0  74  92 ES  1  20.52 14.46 14.56 0.00 -0.10  0.67S    0.065                                        
AOPR PR HHZ  A 50.2  32  91 IPD    14.63  8.57  8.66 0.00 -0.09  1.33     0.098 0.55 102   3.63 Z                      
AOPR PR HH2  A 50.2  32  91 ES  1  21.36 15.30 15.41 0.00 -0.11  0.67S    0.143                                        
AGPR PR HHZ  A 56.9 349  91 IPU    15.84  9.78  9.69 0.00  0.09  1.31     0.126 0.55 101   3.63 Z                      
AGPR PR HH2  A 56.9 349  91 ES  1  23.31 17.25 17.25 0.00  0.00  0.66S    0.139                                        
IDE  PR EHZ  A 67.4 314  66 IPD    17.21 11.15 11.21 0.00 -0.06  1.09     0.371 0.58  98   3.59 Z                      
IDE  PR EHN  A 67.4 314  66 ES  1  26.67 20.61 19.95 0.00  0.66* 0.00S    0.000                                        
ECPR PR HHZ  A 78.8  59  66 IPD    18.98 12.92 12.82 0.00  0.10  0.67     0.077 0.55 100   3.64 Z                      
ECPR PR HH2  A 78.8  59  66 ES  1  28.89 22.83 22.82 0.00  0.01  0.33S    0.033                                        
SJG  IU BHZ  A 92.3  79  55 IPD    20.92 14.86 14.53 0.00  0.33  0.00     0.000 0.73  98   3.52 Z                      
SJG  IU BH1  A 92.3  79  55 ES  1  32.53 26.47 25.86 0.00  0.61* 0.00S    0.000                                        
IGPR PR HHZ  A 95.4  89  55 IPD    21.53 15.47 14.93 0.00  0.54* 0.00     0.000 0.55  99   3.65 Z                      
IGPR PR HH1  A 95.4  89  55 ES  1  33.90 27.84 26.58 0.00  1.26* 0.00S    0.000                                        
IMPR PR HHZ  A 98.6 278  55 IPD    22.00 15.94 15.33 0.00  0.61* 0.00     0.000                                        
GCPR PR HHZ  A105.0  68  55 IPD    22.65 16.59 16.14 0.00  0.45  0.00     0.000                                        
GCPR PR HH2  A105.0  68  55 ES  1  35.10 29.04 28.73 0.00  0.31  0.00S    0.000                                        
HUMP PR HHZ  A124.3  80  55 IPD    25.65 19.59 18.58 0.00  1.01* 0.00     0.000 0.55 104   3.73 Z                      
HUMP PR HH1  A124.3  80  55 ES  1  41.32 35.26 33.07 0.00  2.19* 0.00S    0.000                                        
MTP  PR HHZ  A154.8  84  55 IPD    30.54 24.48 22.44 0.00  2.04* 0.00     0.000                                        
MTP  PR HH2  A154.8  84  55 ES  1  49.39 43.33 39.94 0.00  3.39* 0.00S    0.000                                        
PCDR PR BHZ  A157.5 293  55 IPD    31.03 24.97 22.79 0.00  2.18* 0.00     0.000 0.55 176   4.25 Z                      
PCDR PR BHN  A157.5 293  55 ES  1  47.81 41.75 40.57 0.00  1.18* 0.00S    0.000                                        
CUPR PR HHZ  A186.5  77  55 IPU    35.01 28.95 26.46 0.00  2.49* 0.00     0.000                                        
CUPR PR HH1  A186.5  77  55 ES  1  55.96 49.90 47.10 0.00  2.80* 0.00S    0.000                                        
STVI PR HHZ  A221.3  78  55 IPD    39.56 33.50 30.86 0.00  2.64* 0.00     0.000                                        
STVI PR HH2  A221.3  78  55 ES  1  63.85 57.79 54.93 0.00  2.86* 0.00S    0.000                                        
CDVI PR HHZ  A238.9  95  55 IPD    40.31 34.25 33.09 0.00  1.16* 0.00     0.000                                        
CDVI PR HH2  A238.9  95  55 ES  1  64.93 58.87 58.90 0.00 -0.03  0.00S    0.000                                        
SJVI PR HHZ  A240.1  79  55 IPU    42.42 36.36 33.24 0.00  3.12* 0.00     0.000                                        
SJVI PR HH1  A240.1  79  55 ES  1  68.23 62.17 59.17 0.00  3.00* 0.00S    0.000                                        
SABA NA BHZ  A401.3  94  55 EP- 1  62.29 56.23 53.64 0.00  2.59* 0.00     0.000                                        
SABA NA BHN  A401.3  94  55 ES  1 102.80 96.74 95.48 0.00  1.26* 0.00S    0.000                                        
SMRT NA BHZ  A416.9  88  55 EP+ 1  63.67 57.61 55.62 0.00  1.99* 0.00     0.000                                        
SMRT NA BHN  A416.9  88  55 ES  1 105.54 99.48 99.00 0.00  0.48  0.00S    0.000                                        
SC01 DR BHZ  A424.8 294  55 EP- 1  61.94 55.88 56.62 0.00 -0.74* 0.00     0.000                                        
SEUS NA BHZ  A430.5  96  55 EP- 1  62.57 56.51 57.35 0.00 -0.84* 0.00     0.000                                        
SEUS NA BHN  A430.5  96  55 ES  1 108.80102.74102.08 0.00  0.66* 0.00S    0.000                                        

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