Tsunami Bulletin
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WEPA42 PHEB 190029
TIBPAC

TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS PACIFIC TSUNAMI WARNING CENTER HONOLULU HI
ISSUED BY NWS NATIONAL TSUNAMI WARNING CENTER PALMER AK
0029 UTC WED JUL 19 2023


...TSUNAMI INFORMATION STATEMENT...


**** NOTICE **** NOTICE **** NOTICE **** NOTICE **** NOTICE ****

THIS STATEMENT IS ISSUED FOR INFORMATION ONLY IN SUPPORT OF THE
UNESCO/IOC PACIFIC TSUNAMI WARNING AND MITIGATION SYSTEM AND IS
MEANT FOR NATIONAL AUTHORITIES IN EACH COUNTRY OF THAT SYSTEM.

NATIONAL AUTHORITIES WILL DETERMINE THE APPRPRIATE LEVEL OF
ALERT FOR EACH COUNTRY AND MAY ISSUE ADDITIONAL OR MORE REFINED
INFORMATION.

**** NOTICE **** NOTICE **** NOTICE **** NOTICE **** NOTICE ****


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

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

 * MAGNITUDE      6.6
 * ORIGIN TIME    0022 UTC JUL 19 2023
 * COORDINATES    12.7 NORTH 88.2 WEST
 * DEPTH          69 KM / 43 MILES
 * LOCATION       OFF COAST OF CENTRAL AMERICA


EVALUATION
----------
  * AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 6.6 OCCURRED
    OFF THE COAST OF CENTRAL AMERICA
    AT 1222 AM UNIVERSAL TIME COORDINATED ON WEDNESDAY JULY 19 2023.

  * BASED ON ALL AVAILABLE DATA... THERE IS NO TSUNAMI THREAT
    FROM THIS EARTHQUAKE ALTHOUGH SOME MINOR SEA LEVEL
    FLUCTUATIONS MAY OCCUR.


RECOMMENDED ACTIONS
-------------------
  * PERSONS ALONG COASTAL AREAS NEAR THE EARTHQUAKE SHOULD
    BE OBSERVANT AND EXERCISE NORMAL CAUTION.  OTHERWISE... NO
    ACTION IS REQUIRED.


POTENTIAL IMPACTS
-----------------
  * MINOR SEA LEVEL FLUCTUATIONS MAY OCCUR IN COASTAL AREAS NEAR
    THE EARTHQUAKE OVER THE NEXT FEW HOURS.


OBSERVATIONS OF TSUNAMI ACTIVITY - UPDATED
------------------------------------------
 * NO TSUNAMI OBSERVATIONS ARE AVAILABLE TO REPORT.


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 MAY BE FOUND ON THE
    INTERNET AT TSUNAMI.GOV.

  * AUTHORITATIVE INFORMATION ABOUT THE EARTHQUAKE FROM THE U.S.
    GEOLOGICAL SURVEY CAN BE FOUND ON THE INTERNET AT
    EARTHQUAKE.USGS.GOV/EARTHQUAKE - ALL LOWERCASE LETTERS.

  * COASTAL REGIONS OF HAWAII... AMERICAN SAMOA... GUAM AND CNMI
    SHOULD REFER TO PACIFIC TSUNAMI WARNING CENTER DOMESTIC
    MESSAGES FOR THOSE PLACES THAT CAN BE FOUND AT TSUNAMI.GOV.

  * COASTAL RESIDENTS OF CALIFORNIA... OREGON... WASHINGTON...
    BRITISH COLUMBIA AND ALASKA SHOULD REFER TO THE U.S. NATIONAL
    TSUNAMI WARNING CENTER MESSAGES THAT CAN BE FOUND AT
    TSUNAMI.GOV.

$$



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