Message from Pacific Tsunami Warning Center

BULLETIN
TSUNAMI MESSAGE NUMBER 1

NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH, HI

756 PM HST THU MAR 10 2011

TO – CIVIL DEFENSE IN THE STATE OF HAWAII
SUBJECT – TSUNAMI WATCH

A TSUNAMI WATCH IS ISSUED FOR THE STATE OF HAWAII EFFECTIVE AT 0756 PM HST.

AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS
ORIGIN TIME – 0746 PM HST 10 MAR 2011
COORDINATES – 38.0 NORTH 142.9 EAST
LOCATION – NEAR EAST COAST OF HONSHU JAPAN
MAGNITUDE – 7.9 MOMENT

EVALUATION:
BASED ON ALL AVAILABLE DATA A TSUNAMI MAY HAVE BEEN GENERATED BY THIS EARTHQUAKE THAT COULD BE DESTRUCTIVE ON COASTAL AREAS EVEN FAR FROM THE EPICENTER. AN INVESTIGATION IS UNDERWAY TO DETERMINE IF THERE IS A TSUNAMI THREAT TO HAWAII.

IF TSUNAMI WAVES IMPACT HAWAII THE ESTIMATED EARLIEST ARRIVAL OF THE FIRST TSUNAMI WAVE IS
0259 AM HST FRI 11 MAR 2011

MESSAGES WILL BE ISSUED HOURLY OR SOONER AS CONDITIONS WARRANT.