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Pacific Tsunami Warning Center

Vicinity of Puerto Rico

Tsunami Information StatementNo longer in force
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This Tsunami Information Statement for Vicinity of Puerto Rico is no longer in force, and was issued by Pacific Tsunami Warning Center. It is kept here as a record of what was issued and when.

Epicentre 17.949, -66.937 · nearest coast PR

What this bulletin says

This bulletin was published without a summary. The status above and the official text are everything the centre sent.

Preliminary magnitude 4.6(Ml). Magnitudes are revised as more data arrives.

Bulletin details

Category
Information
Bulletin Issue Time
2026.09.18 13:25:30 UTC
Preliminary Magnitude
4.6(Ml)
Lat/Lon
17.949 / -66.937
Affected Region
VICINITY OF PUERTO RICO

Official bulletin

ZCZC
WECA42 PHEB 181325
TIBCAR

TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS PACIFIC TSUNAMI WARNING CENTER HONOLULU HI
925 AM AST FRI SEP 18 2026

AMZ712-716-726-735-742-745-PRZ001>003-005-007-008-010>013-
VIZ001-002-181525-
COASTAL AREAS OF PUERTO RICO - THE U.S. VIRGIN ISLANDS AND
THE BRITISH VIRGIN ISLANDS

...NO TSUNAMI THREAT FROM A NEARBY EARTHQUAKE...


AUDIENCE
--------

  * GOVERNMENT OFFICIALS... MEDIA... AND GENERAL PUBLIC OF PUERTO
    RICO... THE U.S. VIRGIN ISLANDS... AND THE BRITISH VIRGIN
    ISLANDS.


EVALUATION
----------

  * AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 4.6 OCCURRED IN
    THE VICINITY OF PUERTO RICO AT 920 AM AST ON FRIDAY
    SEPTEMBER 18 2026.

  * BASED ON ALL AVAILABLE DATA... THERE IS NO TSUNAMI THREAT TO
    PUERTO RICO... THE U.S. VIRGIN ISLANDS... OR THE BRITISH
    VIRGIN ISLANDS FROM THIS EARTHQUAKE.

  * PEOPLE MAY HAVE EXPERIENCED SHAKING FROM THE EARTHQUAKE.


PRELIMINARY EARTHQUAKE PARAMETERS
---------------------------------

  * THE FOLLOWING PARAMETERS ARE BASED ON A PRELIMINARY RAPID
    ASSESSMENT OF THE EARTHQUAKE AND CHANGES MAY OCCUR.

  * MAGNITUDE         4.6
  * ORIGIN TIME       920 AM AST SEP 18 2026
  * COORDINATES       17.9 NORTH  66.9 WEST
  * DEPTH             6 MILES / 10 KM
  * LOCATION          VICINITY OF PUERTO RICO


RECOMMENDED ACTIONS
-------------------

  * NO ACTION IS REQUIRED.


IMPACTS
-------

  * NO TSUNAMI IMPACTS ARE EXPECTED.


NEXT UPDATE AND ADDITIONAL INFORMATION
--------------------------------------

  * THIS WILL BE THE ONLY STATEMENT ISSUED FOR THIS EVENT UNLESS
    ADDITIONAL DATA ARE RECEIVED OR THE SITUATION CHANGES.

  * FURTHER INFORMATION ABOUT THIS EVENT AND ANY TSUNAMI THREAT
    TO PUERTO RICO AND THE VIRGIN ISLANDS MAY BE FOUND ON THE
    INTERNET AT WWW.TSUNAMI.GOV.

  * INFORMATION REGARDING ANY TSUNAMI THREAT TO US GULF OR
    ATLANTIC COASTS WILL BE ISSUED BY THE US NATIONAL TSUNAMI
    WARNING CENTER AND CAN BE FOUND ON THE INTERNET AT
    WWW.TSUNAMI.GOV.

  * AUTHORITATIVE INFORMATION ABOUT THE EARTHQUAKE CAN BE
    OBTAINED FROM THE CORRESPONDING REGIONAL SEISMIC NETWORK OR
    THE U.S. GEOLOGICAL SURVEY ON THE INTERNET AT
    EARTHQUAKE.USGS.GOV.

$$



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View on tsunami.gov

Issued

Effective

Affected area

Vicinity of Puerto Rico

Issued by

Pacific Tsunami Warning Center

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