WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/10/04/621516/01/message621516-01.htm

SEXX60 PAAQ 041802
EQIAT1

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
202 PM AST MON OCT 4 2010

...THIS IS AN INFORMATION STATEMENT...

EVALUATION
AN EARTHQUAKE HAS OCCURRED WITH A MAGNITUDE SUCH THAT A TSUNAMI
WILL NOT BE GENERATED. THIS WILL BE THE ONLY WCATWC MESSAGE
ISSUED FOR THIS EVENT.

PRELIMINARY EARTHQUAKE PARAMETERS
MAGNITUDE - 4.0
TIME - 1359 EDT OCT 04 2010
1359 AST OCT 04 2010
1259 CDT OCT 04 2010
1759 UTC OCT 04 2010
LOCATION - 18.3 NORTH 68.3 WEST
80 MILES/129 KM W OF MAYAGUEZ PUERTO RICO
150 MILES/241 KM W OF SAN JUAN PUERTO RICO
DEPTH - 6 MILES/10 KM

THE LOCATION AND MAGNITUDE ARE BASED ON PRELIMINARY INFORMATION.
FURTHER INFORMATION WILL BE ISSUED BY THE UNITED STATES
GEOLOGICAL SURVEY - EARTHQUAKE.USGS.GOV - OR THE PUERTO RICO
SEISMIC NETWORK.

$$

2010-10-04 13:28:39 UPDATED: (Mw 6.3) SOUTHWESTERN RYUKYU ISL., JAPAN 24.3 125.3 (40bce)

== PRELIMINARY EARTHQUAKE REPORT ==
Region: SOUTHWESTERN RYUKYU ISL., JAPAN
Geographic coordinates: 24.286N, 125.304E
Magnitude: 6.3 Mw
Depth: 35 km
Universal Time (UTC): 4 Oct 2010 13:28:39
Time near the Epicenter: 4 Oct 2010 22:28:39
Local standard time in your area: 4 Oct 2010 08:28:39
Location with respect to nearby cities:
113 km (70 miles) E (96 degrees) of Ishigaki-jima, Ryukyu Islands, Japan
317 km (197 miles) SW (229 degrees) of Naha, Okinawa, Japan
351 km (218 miles) E (95 degrees) of Su-ao, Taiwan
1167 km (725 miles) NNE (22 degrees) of MANILA, Philippines

ADDITIONAL EARTHQUAKE PARAMETERS
________________________________
event ID : US 2010bzat
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/us2010bzat.php
or
http://earthquake.usgs.gov/
National Earthquake Information Center
U.S. Geological Survey
http://neic.usgs.gov/

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