2010-08-13 21:19:32 UPDATED: (M 7.2) MARIANA ISLANDS REGION 12.4 141.5 (40bce)

== PRELIMINARY EARTHQUAKE REPORT ==
Region: MARIANA ISLANDS REGION
Geographic coordinates: 12.409N, 141.487E
Magnitude: 7.2 M
Depth: 4 km
Universal Time (UTC): 13 Aug 2010 21:19:32
Time near the Epicenter: 14 Aug 2010 07:19:32
Local standard time in your area: 13 Aug 2010 16:19:32
Location with respect to nearby cities:
373 km (232 miles) WSW (252 degrees) of HAGATNA, Guam
487 km (303 miles) NE (48 degrees) of Yap, Micronesia
1664 km (1034 miles) N (3 degrees) of Jayapura, Irian Jaya, Indonesia

ADDITIONAL EARTHQUAKE PARAMETERS
________________________________
event ID : US 2010zxcf
This event has been reviewed by a seismologist at NEIC
For subsequent updates, maps, and technical information, see:
http://earthquake.usgs.gov/eqcenter/recenteqsww/Quakes/us2010zxcf.php
or
http://earthquake.usgs.gov/
National Earthquake Information Center
U.S. Geological Survey
http://neic.usgs.gov/

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WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/08/13/173437/01/message173437-01.htm

WEAK53 PAAQ 132130
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
230 PM PDT FRI AUG 13 2010

...A STRONG EARTHQUAKE HAS OCCURRED BUT A TSUNAMI IS NOT
EXPECTED ALONG THE CALIFORNIA/ OREGON/ WASHINGTON/
BRITISH COLUMBIA OR ALASKA COASTS...

NO WARNING... NO WATCH AND NO ADVISORY IS IN EFFECT FOR
THESE AREAS.

BASED ON THE EARTHQUAKE MAGNITUDE... LOCATION AND HISTORIC
TSUNAMI RECORDS A DAMAGING TSUNAMI IS NOT EXPECTED ALONG
THE CALIFORNIA/ OREGON/ WASHINGTON/ BRITISH COLUMBIA AND ALASKA
COASTS. AT COASTAL LOCATIONS WHICH HAVE EXPERIENCED
STRONG GROUND SHAKING LOCAL TSUNAMIS ARE POSSIBLE DUE
TO UNDERWATER LANDSLIDES.

AT 220 PM PACIFIC DAYLIGHT TIME ON AUGUST 13 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 7.2 OCCURRED
SOUTH OF THE MARIANA ISLANDS.

PACIFIC COASTAL REGIONS OUTSIDE CALIFORNIA/ OREGON/ WASHINGTON/
BRITISH COLUMBIA AND ALASKA SHOULD REFER TO THE PACIFIC TSUNAMI
WARNING CENTER MESSAGES FOR INFORMATION ON THIS EVENT AT
WWW.WEATHER.GOV/PTWC.

THIS WILL BE THE ONLY STATEMENT ISSUED FOR THIS EVENT BY THE
WEST COAST/ALASKA TSUNAMI WARNING CENTER UNLESS ADDITIONAL
INFORMATION BECOMES AVAILABLE. SEE THE WEB SITE WCATWC.ARH.NOAA.GOV
FOR BASIC TSUNAMI INFORMATION - SAFETY RULES AND TSUNAMI TRAVEL
TIMES.

$$

[Tsunami Message - IOC] Tsunami Information Bulletin

TSUNAMI BULLETIN NUMBER 001
PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS
ISSUED AT 2129Z 13 AUG 2010

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 - 2120Z 13 AUG 2010
COORDINATES - 12.5 NORTH 141.7 EAST
DEPTH - 20 KM
LOCATION - SOUTH OF MARIANA ISLANDS
MAGNITUDE - 7.2

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 JAPAN METEOROLOGICAL AGENCY MAY ALSO ISSUE TSUNAMI MESSAGES
FOR THIS EVENT TO COUNTRIES IN THE NORTHWEST PACIFIC AND SOUTH
CHINA SEA REGION. IN CASE OF CONFLICTING INFORMATION... THE
MORE CONSERVATIVE INFORMATION SHOULD BE USED FOR SAFETY.

THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE PRODUCTS
FOR ALASKA...BRITISH COLUMBIA...WASHINGTON...OREGON...CALIFORNIA.