Real Time Assessment of the Tsunami in New Zealand and Southern California from the

Tohoku Earthquake and Tsunami

MARCH 11, 2011

 

ORIGIN TIME -  0546Z 11 MAR 2011

COORDINATES -  38.3 NORTH  142.4 EAST

DEPTH       -   24 KM

LOCATION    -  NEAR EAST COAST OF HONSHU  JAPAN

MAGNITUDE   -  8.9

PREDICTED ARRIVAL TIMES FOR NEW ZEALAND

TIMES ARE IN UTC


NZ IS 13 HOURS AHEAD OF UTC


i.e. 1821Z 11 MAR = 7:21 AM NZDT MARCH 12 (SATURDAY MORNING)


NEW ZEALAND      NORTH_CAPE         34.4S 173.3E    1714Z 11 MAR

                 EAST_CAPE          37.7S 178.5E    1814Z 11 MAR

                 AUCKLAND(W)        37.1S 174.2E    1814Z 11 MAR

                 GISBORNE           38.7S 178.0E    1821Z 11 MAR

                 MILFORD_SOUND      44.6S 167.9E    1839Z 11 MAR

                 WELLINGTON         41.3S 174.8E    1845Z 11 MAR

                 AUCKLAND(E)        36.7S 175.0E    1856Z 11 MAR

                 NEW_PLYMOUTH       39.1S 174.1E    1900Z 11 MAR

                 NAPIER             39.5S 176.9E    1908Z 11 MAR

                 WESTPORT           41.8S 171.6E    1929Z 11 MAR

                 DUNEDIN            45.9S 170.5E    2021Z 11 MAR

                 LYTTELTON          43.6S 172.7E    2055Z 11 MAR

                 BLUFF              46.6S 168.3E    2113Z 11 MAR

                 NELSON             41.3S 173.3E    2206Z 11 MAR

TSUNAMI MODELING USING COMMIT TSUNAMI MODELING TOOL:

(click on the links below to see model results)


SOURCE 1 - Mw 8.9, uniform slip, effects in New Zealand

SOURCE 2 - Mw 8.8, DART constrained, effects in New Zealand

SOURCE 2 - Mw 8.8, DART constrained, effects in Southern California

A TRAVEL TIME PLOT FOR A THIS EVENT. (SOURCE: WCATWC)

Jose C. Borrero


Senior Consultant, ASR Limited, Marine Consulting and Research

Raglan New Zealand


Adjunct Assistant Professor, Tsunami Research Center,

University of Southern California, Los Angeles, CA, USA

Trans-Pacific energy propagation. (Source: NOAA Center for Tsunami Research)