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: III in Utuado, PR
Date: March 19, 2023 01:01:27 UTC
March 18, 2023 21:01:27 Hora Local
Region: 19° N Fault Zone
Distances: 77.77 Km North-Northwest of Manati,PR
77.77 Km North of Arecibo,PR
77.77 Km North of Arecibo,PR
Magnitude: 3.18 Md
Location: Latitude: 19.1123 Longitude: -66.6403
Depth: 24 Km
Tsunami Warning Level: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
Issued Date & Time 2023-03-20 17:51:09
ID: 20230319010127

Epicentral Map

Epicentral Map (PRSN), Last Modified: 2023-03-20 15:32:15 Hora Local.
BULLETIN 1
Seismic Event/Tsunami
DATE: March 18, 2023
LOCAL TIME: 21:01:27
LATITUDE: 19.1123 N
LONGITUDE: 66.6403 W
LOCATION: 77.8 Km North-Northwest of Manati,PR
77.8 Km North of Arecibo,PR
DEPTH: 24 Km
MAGNITUDE: 3.18 Md
ESTIMATED MAXIMUM INTENSITY: III in Utuado, PR
TSUNAMI ALERT LEVEL: No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands
DATE & ISSUED TIME 2023-03-20 15:32:15
The Puerto Rico Seismic Network (PRSN) received information that this minor earthquake was reported as felt in Utuado with a maximum intensity of III (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                            
2023-03-19  0101 27.47  19  6.74   66 38.42  24.82  0.25  1.39 18.10        3.18  3.18D III                            
                                                                                         SOURCE                        
NSTA NPHS  DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH  N.XMG-XMMAD-T   N.FMG-FMMAD-T  L F X                         
  17   17  85.6  PR1  301  10   8  17   9  17     Q- PPT   0.00  0.00      6.00  0.02 D                                
                                                                                                                       
XMAG2-N.XMG2-XMMAD-T-S  FMAG2-N.FMG2-FMMAD-T-S  PREF.MAG-N.PMAG-PRMAD-T                                                
                         3.18   6.00  0.02 Z        3.18   6.00  0.02 D                                                

REGION= 19 N Fault Zone                                                                                                
                                                                                                                       
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  
AOPR PR HHZ  A 85.6 189  94 EP+ 1  40.17 12.70 12.93 0.00 -0.23  1.04     0.272 0.55  61   3.20 Z                      
AOPR PR HH2  A 85.6 189  94 ES  1  50.74 23.27 23.02 0.00  0.25  1.04S    0.497                                        
ECPR PR HHZ  A 92.6 161  94 EP+ 1  41.33 13.86 13.81 0.00  0.05  1.04     0.179 0.55  64   3.25 Z                      
ECPR PR HH1  A 92.6 161  94 ES  1  52.09 24.62 24.58 0.00  0.04  1.04S    0.288                                        
UUPR PR HH1  A 95.5 186  94 ES  1  52.53 25.06 25.24 0.00 -0.18  1.04S    0.187                                        
GCPR PR HHZ  A106.5 146  93 EP+ 1  43.24 15.77 15.58 0.00  0.19  1.04     0.260                                        
GCPR PR HH1  A106.5 146  93 ES  1  54.97 27.50 27.73 0.00 -0.23  1.04S    0.433                                        
LSP  PR HHZ  A113.8 205  93 EP+ 2  43.81 16.34 16.50 0.00 -0.16  0.41     0.035 0.58  52   3.06 Z                      
LSP  PR HH1  A113.8 205  93 ES  1  56.40 28.93 29.37 0.00 -0.44  1.04S    0.222                                        
CELP PR HHZ  A115.0 176  93 EP+ 1  43.97 16.50 16.65 0.00 -0.15  1.04     0.139 0.55  57   3.17 Z                      
CELP PR HH1  A115.0 176  93 ES  1  56.93 29.46 29.64 0.00 -0.18  1.04S    0.272                                        
GBPR PR HHZ  A128.4 192  92 EP+ 1  45.81 18.34 18.34 0.00  0.00  1.04     0.157 0.58  57   3.16 Z                      
GBPR PR HH1  A128.4 192  92 ES  1  60.54 33.07 32.65 0.00  0.42  1.04S    0.246                                        
CRPR PR HHZ  A132.1 203  92 EP+ 1  45.98 18.51 18.81 0.00 -0.30  1.04     0.194 0.55  57   3.19 Z                      
CRPR PR HH2  A132.1 203  92 ES  1  60.84 33.37 33.48 0.00 -0.11  1.04S    0.206                                        
MLPR PR HHZ  A133.5 199  92 EP+ 1  46.87 19.40 18.98 0.00  0.42  1.04     0.178                                        
MLPR PR HH2  A133.5 199  92 ES  1  61.41 33.94 33.78 0.00  0.16  1.04S    0.226                                        

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