Magnitude
Origin Time	: 2025-11-05 03:00:00 UTC
Location	: 3.3N - 95.96E (Off West Coast of Northern Sumatra (Test IOWave-Nov-2025))
Depth	: 10 Km
Bulletin	: 5 3.3 (CONFIRMED THREAT BULLETIN)

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TSP-InaTEWS-20251105-0500-005
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PUBLIC TSUNAMI BULLETIN NUMBER 5 
IOTWMS TSUNAMI SERVICE PROVIDER INDONESIA (InaTEWS-BMKG)
issued at 0500 UTC, Nov 05, 2025
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... CONFIRMED TSUNAMI THREAT IN THE INDIAN OCEAN ...

This bulletin applies to areas within and bordering the Indian Ocean.
It is issued in support of the UNESCO/IOC Indian Ocean Tsunami
Warning and Mitigation System (IOTWMS).

1. EARTHQUAKE INFORMATION
IOTWMS-TSP INDONESIA has detected an earthquake with the following details:

Magnitude  : 9.2 Mwp
Depth      : 10km
Date       : 05 Nov 2025
Origin Time: 03:00:00 UTC
Latitude   : 3.30N
Longitude  : 95.96E
Location   : Off West Coast of Northern Sumatra

2. EVALUATION
Sea level observations have confirmed that a TSUNAMI WAS GENERATED and
there MAY BE A THREAT TO SOME INDIAN OCEAN COUNTRIES.

Maximum wave amplitudes observed so far:

LOCATION            COUNTRIES      LAT    LON    TIME(UTC)  DATE       AMPL(m) 
------------------------------------------------------------------------------
Telukdalam          INDONESIA      0.55N  97.82E 0300z UTC  5 Nov 2025 18.7m
Sabang              INDONESIA      5.83N  95.33E 0318z UTC  5 Nov 2025  6.1m
Tanahbala           INDONESIA      0.53S  98.50E 0330z UTC  5 Nov 2025  4.9m
Meulaboh            INDONESIA      4.13N  96.13E 0332z UTC  5 Nov 2025 29.9m
Nancowry            INDIA          8.05N  93.55E 0333z UTC  5 Nov 2025 11.0m
Bungus Port         INDONESIA      1.03S 100.40E 0347z UTC  5 Nov 2025  8.8m
Padang              INDONESIA      0.95S 100.37E 0351z UTC  5 Nov 2025  5.6m
Sibolga             INDONESIA      1.73N  98.80E 0410z UTC  5 Nov 2025 25.4m
Port Blair          INDIA         11.68N  92.76E 0422z UTC  5 Nov 2025  3.7m
Enggano             INDONESIA      5.35S 102.28E 0425z UTC  5 Nov 2025  0.9m
Ko Miang            THAILAND       8.55N  97.63E 0425z UTC  5 Nov 2025  4.7m
Cocos Island        AUSTRALIA     12.12S  96.89E 0437z UTC  5 Nov 2025  1.5m
Seblat              INDONESIA      3.22S 101.60E 0448z UTC  5 Nov 2025  4.2m
Christmas Island    AUSTRALIA     10.43S 105.67E 0456z UTC  5 Nov 2025  2.0m
------------------------------------------------------------------------------

3. ADVICE
This bulletin is being issued as advice. Only national/state/local
authorities and disaster management officers have the authority to
make decisions regarding the official threat and warning status in
their coastal areas and any action to be taken in response.

For more detailed information, please refer to the tsunami advisory
bulletins issued by the National Tsunami Warning Centres (NTWCs) of
IOTWMS member states. The tsunami warning status reported by NTWCs for
their countries can be found at:   
http://www.incois.gov.in/Incois/tsunami/NTWCFeedbackStatus.jsp

4. UPDATES
Additional bulletins will be issued by IOTWMS-TSP INDONESIA for this event as
more information becomes available.

Other IOTWMS-TSPs may issue additional information at:
IOTWS-TSP AUSTRALIA:  http://www.bom.gov.au/tsunami/iotws/
IOTWS-TSP INDIA    :  http://www.incois.gov.in/Incois/tsunami/eqevents.jsp

5. CONTACT INFORMATION
IOTWMS-TSP INDONESIA:
THE AGENCY FOR METEOROLOGY CLIMATOLOGY AND GEOPHYSICS (BMKG)
InaTEWS - Indonesian Tsunami Early Warning System
Address: Jl. Angkasa I no.2 Kemayoran, Jakarta, Indonesia, 10720
Tel.: +62 (21) 4246321/6546316
Fax: +62 (21) 6546316/4246703
P.O. Box 3540 Jakarta
Website:  https://www.bmkg.go.id
          https://inatews.bmkg.go.id
E-Mail:   inartsp@bmkg.go.id
          monitrtwp@bmkg.go.id

6. TSUNAMI WARNING SYSTEMS OUTSIDE THE INDIAN OCEAN
Pacific Tsunami Warning and Mitigation System (PTWS):
----------------------------------------------------
Pacific Tsunami Warning Centre (PTWC)
http://ptwc.weather.gov/

North West Pacific Tsunami Advisory Centre (NWPTAC)
http://www.jma.go.jp/en/tsunami/

US National Tsunami Warning Centre (US NTWC)
http://wcatwc.arh.noaa.gov/

Joint Australian Tsunami Warning Centre (JATWC)
http://www.bom.gov.au/tsunami/


Northeast Atlantic, Mediterranean and Connected Seas (NEAMTWS):
--------------------------------------------------------------
French National Tsunami Warning Centre (CENALT)
http://www.info-tsunami.fr

Institute of Geodynamics, National Observatory of Athens
http://www.gein.noa.gr/en/

Kandilli Observatory and Earthquake Research Institute, Turkey
http://www.koeri.boun.edu.tr/2/en/


Caribbean and Adjacent Regions (CARIBE EWS):
-------------------------------------------
Pacific Tsunami Warning Centre (PTWC)
http://ptwc.weather.gov/

END OF BULLETIN
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