Magnitude
Origin Time	: 2023-10-11 06:00:00 UTC
Location	: 24.8N - 58.2E (Gulf of Oman (Test IOWave-Oct-2023))
Depth	: 10 Km
Bulletin	: 11 3.9 (CONFIRMED THREAT BULLETIN)

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TSP-InaTEWS-20231011-1400-011
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PUBLIC TSUNAMI BULLETIN NUMBER 11
IOTWMS TSUNAMI SERVICE PROVIDER INDONESIA (InaTEWS-BMKG)
issued at 1400 UTC, Oct 11, 2023
--------------------------------------------------------------------------------

... 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 (updated)
IOTWMS-TSP INDONESIA has detected an earthquake with the following details:

Magnitude  : 9.0 Mwp (UPDATED)
Depth      : 10km
Date       : 11 Oct 2023
Origin Time: 0600 UTC
Latitude   : 24.80N
Longitude  : 58.20E
Location   : Gulf of Oman

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) 
------------------------------------------------------------------------------
Chabahar           IRAN        25.30N  60.60E 0610z UTC 11 Oct 2023  6.0m
Jask               IRAN        25.63N  57.77E 0612z UTC 11 Oct 2023  6.8m
Gwadar             PAKISTAN    25.11N  62.34E 0615z UTC 11 Oct 2023  5.5m
Muscat             OMAN        23.63N  58.57E 0622z UTC 11 Oct 2023  6.1m
DART 23228         INDIA       20.76N  65.28E 0653z UTC 11 Oct 2023  2.2m
DART 23226         INDIA       20.20N  67.33E 0657z UTC 11 Oct 2023  1.8m
Masirah            OMAN        20.68N  58.87E 0707z UTC 11 Oct 2023  1.9m
Karachi            PAKISTAN    24.81N  66.97E 0724z UTC 11 Oct 2023  3.1m
Ormara             PAKISTAN    25.20N  64.68E 0738z UTC 11 Oct 2023  4.8m
Duqm               OMAN        19.66N  57.72E 0743z UTC 11 Oct 2023  3.5m
Salalah            OMAN        16.93N  54.01E 0807z UTC 11 Oct 2023  1.3m
Keti Bandar        PAKISTAN    24.13N  67.43E 0828z UTC 11 Oct 2023  5.3m
Veeraval           INDIA       20.90N  70.36E 0852z UTC 11 Oct 2023  1.6m
Minicoy            INDIA        8.28N  73.05E 0915z UTC 11 Oct 2023  0.7m
Marmagao           INDIA       15.41N  73.80E 0936z UTC 11 Oct 2023  1.8m
Male               MALDIVE      4.19N  73.53E 1008z UTC 11 Oct 2023  0.6m
Hanimaadhoo        MALDIVE      6.77N  73.17E 1015z UTC 11 Oct 2023  0.6m
Aden               YEMEN       12.79N  44.97E 1020z UTC 11 Oct 2023  0.4m
Gan                MALDIVE      0.69S  73.15E 1021z UTC 11 Oct 2023  0.7m
Cochin             INDIA        9.96N  76.26E 1026z UTC 11 Oct 2023  1.4m
Denis Island       SEYCHELLES   3.80S  55.67E 1030z UTC 11 Oct 2023  0.4m
Djibouti           DJIBOUTI    11.60N  43.17E 1058z UTC 11 Oct 2023  0.6m
Colombo            SRI LANKA    6.95N  79.85E 1100z UTC 11 Oct 2023  0.7m
Hambantota         SRI LANKA    6.12N  81.13E 1112z UTC 11 Oct 2023  0.3m
Kirinda            SRI LANKA    6.20N  81.32E 1116z UTC 11 Oct 2023  0.2m
Pt.LaRue           SEYCHELLES   4.50S  55.50E 1125z UTC 11 Oct 2023  0.8m
Diego Garcia       UK           7.29S  72.39E 1133z UTC 11 Oct 2023  0.3m
Agalega            MAURITIUS   10.35S  56.59E 1138z UTC 11 Oct 2023  0.4m
Lamu               KENYA        2.27S  40.90E 1155z UTC 11 Oct 2023  0.7m
Mombasa            KENYA        4.07S  39.65E 1206z UTC 11 Oct 2023  0.4m
Comores            COMORES     11.70S  43.25E 1209z UTC 11 Oct 2023  0.2m
Dzaoudzi           FRANCE      12.78S  45.26E 1211z UTC 11 Oct 2023  0.2m
Mtwara             TANZANIA    10.27S  40.20E 1224z UTC 11 Oct 2023  0.3m
Trincomalee        SRI LANKA    8.56N  81.20E 1228z UTC 11 Oct 2023  0.2m
Zanzibar           TANZANIA     6.15S  39.18E 1234z UTC 11 Oct 2023  0.4m
Pemba              MOZAMBIQUE  12.97S  40.48E 1250z UTC 11 Oct 2023  0.3m
Toamasina          MADAGASCAR  18.15S  49.43E 1302z UTC 11 Oct 2023  0.3m
Pt.Louis           MAURITIUS   20.16S  57.50E 1304z UTC 11 Oct 2023  2.0m
Rodrigues          MAURITIUS   19.68S  63.42E 1304z UTC 11 Oct 2023  0.2m
Sainte Marie       FRANCE      20.89S  55.54E 1304z UTC 11 Oct 2023  0.3m
Pointe des Galets  FRANCE      20.92S  55.28E 1305z UTC 11 Oct 2023  0.3m
DART 53401         INDONESIA    0.05N  91.90E 1314z UTC 11 Oct 2023  0.1m
Blue Bay           MAURITIUS   20.44S  57.71E 1316z UTC 11 Oct 2023  0.2m
DART 23401         THAILAND     8.86N  88.55E 1328z UTC 11 Oct 2023  0.1m
Chennai            INDIA       13.10N  80.30E 1339z UTC 11 Oct 2023  0.1m
Telukdalam         INDONESIA    0.55N  97.82E 1348z UTC 11 Oct 2023  0.3m
------------------------------------------------------------------------------


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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