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RTSP-INDIA-20111030-0144-001 (TYPE - I)

TSUNAMI BULLETIN NUMBER O1

REGIONAL TSUNAMI ADVISORY SERVICE PROVIDER RTSP INDIA (ITEWC)

Issued at: 0205 UTC Sunday 30 October 2011
Earthquake Information
EARTHQUAKE INFORMATION
Magnitude (Preferred) : 4.8 mb (Slight)
Network Magnitude(s): 5.1 (MLv), 4.8 (mb), 5.0 (M), 5.6 (mB), 5.1 (Mw(mB))
Depth: 331 km
Date : 30 Oct 2011
Origin Time: 0144 UTC
Latitude: 16.35 S
Longitude: 175.3 W
Location: Tonga Islands
Land/ Ocean: Ocean part
Water Level Depth (if Ocean): 2004 m
EVALUATION

Based on historical earthquake and tsunami data, Tsunami Threat does not exist for Indian Ocean.

ADVICE

This Bulletin is being issued as an advice. Only national/state/local authorities and disaster management offices have the authority to make decisions regarding the official threat status in their coastal area and any action to be taken in response.

UPDATES

No further bulletins will be issued by ITEWC INCOIS for this event unless additional information becomes available.

Other RTSPs may issue additional information at:

RTSP AUSTRALIA: www.bom.gov.au/tsunami/rtwp/

RTSP INDONESIA: http://libra.caf.dlr.de/bmkg

In case of conflicting information from RTSPs or the IAS (PTWC, JMA), the more conservative information should be used for safety.

CONTACT INFORMATION

Indian Tsunami Early Warning Centre (ITEWC)

Indian National Centre for Ocean Information Services (INCOIS)

Address:"Ocean Valley", Pragathi Nagar (BO), Nizampet (SO),

Hyderabad - 500 090, India.

Tel: 91-40-23895011

Fax: 91-40-23895012

Email: tsunami@incois.gov.in

Website: www.incois.gov.in

Elapsed Time: This Earthquake happened 00 Hours, 20 Minutes, 44 Seconds ago