Magnitude
6.9
Date-Time
Tuesday, November 08, 2011 at 02:59:06 UTC
Tuesday, November 08, 2011 at 11:59:06 AM at epicenter
Monday, November 07, 2011 at 4:59:06 HST
Location
27.291°N, 125.868°E
Depth
209.5 km (130.2 miles)
Region
NORTHEAST OF TAIWAN
Distances
218 km (136 miles) NW (305°) from Naha, Okinawa, Japan
362 km (225 miles) NNE (27°) from Ishigaki-jima, Ryukyu Islands, Japan
497 km (309 miles) ENE (59°) from T’AI-PEI, Taiwan
1140 km (708 miles) S (186°) from SEOUL, South Korea
TSUNAMI BULLETIN NUMBER 001
PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS
ISSUED AT 1241Z 01 NOV 2011
THIS BULLETIN APPLIES TO AREAS WITHIN AND BORDERING THE PACIFIC OCEAN AND ADJACENT SEAS…EXCEPT ALASKA…BRITISH COLUMBIA… WASHINGTON…OREGON AND CALIFORNIA.
… TSUNAMI INFORMATION BULLETIN …
THIS BULLETIN IS FOR INFORMATION ONLY.
THIS BULLETIN IS ISSUED AS ADVICE TO GOVERNMENT AGENCIES. ONLY NATIONAL AND LOCAL GOVERNMENT AGENCIES HAVE THE AUTHORITY TO MAKE DECISIONS REGARDING THE OFFICIAL STATE OF ALERT IN THEIR AREA AND ANY ACTIONS TO BE TAKEN IN RESPONSE.
AN EARTHQUAKE HAS OCCURRED WITH THESE PRELIMINARY PARAMETERS
ORIGIN TIME – 1232Z 01 NOV 2011
COORDINATES – 20.0 NORTH 109.2 WEST
DEPTH – 10 KM
LOCATION – REVILLA GIGEDO ISLANDS REGION
MAGNITUDE – 6.5
EVALUATION
NO DESTRUCTIVE WIDESPREAD TSUNAMI THREAT EXISTS BASED ON HISTORICAL EARTHQUAKE AND TSUNAMI DATA.
HOWEVER – EARTHQUAKES OF THIS SIZE SOMETIMES GENERATE LOCAL TSUNAMIS THAT CAN BE DESTRUCTIVE ALONG COASTS LOCATED WITHIN A HUNDRED KILOMETERS OF THE EARTHQUAKE EPICENTER. AUTHORITIES IN THE REGION OF THE EPICENTER SHOULD BE AWARE OF THIS POSSIBILITY AND TAKE APPROPRIATE ACTION.
THIS WILL BE THE ONLY BULLETIN ISSUED FOR THIS EVENT UNLESS ADDITIONAL INFORMATION BECOMES AVAILABLE.
THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE PRODUCTS FOR ALASKA…BRITISH COLUMBIA…WASHINGTON…OREGON…CALIFORNIA.
