WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/31/lfwbw9/01/messagelfwbw9-01.htm

SEAK71 PAAQ 311649
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
749 AM AKST MON JAN 31 2011

...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 - 0746 AKST JAN 31 2011
0846 PST JAN 31 2011
1646 UTC JAN 31 2011
LOCATION - 60.0 NORTH 140.8 WEST
45 MILES/72 KM NW OF YAKUTAT ALASKA
255 MILES/410 KM NW OF JUNEAU ALASKA
DEPTH - 7 MILES/11 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/30/lfulka/01/messagelfulka-01.htm

SEAK71 PAAQ 301821
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
921 AM AKST SUN JAN 30 2011

...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 - 0919 AKST JAN 30 2011
1019 PST JAN 30 2011
1819 UTC JAN 30 2011
LOCATION - 60.6 NORTH 152.0 WEST
70 MILES/113 KM NW OF HOMER ALASKA
80 MILES/129 KM SW OF ANCHORAGE ALASKA
DEPTH - 53 MILES/86 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/13/leyyjx/01/messageleyyjx-01.htm

WEAK53 PAAQ 131627
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
827 AM PST THU JAN 13 2011

...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 817 AM PACIFIC STANDARD TIME ON JANUARY 13 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 7.3 OCCURRED
NEAR THE LOYALTY 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.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/13/ley0gz/01/messageley0gz-01.htm

SEUS71 PAAQ 130403
EQIWOC

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
803 PM PST WED JAN 12 2011

...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 - 1901 AKST JAN 12 2011
2001 PST JAN 12 2011
0401 UTC JAN 13 2011
LOCATION - 36.7 NORTH 121.7 WEST
15 MILES/24 KM NE OF MONTEREY CALIFORNIA
85 MILES/137 KM SE OF SAN FRANCISCO CALIFORNIA
DEPTH - 6 MILES/9 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/12/lexiiu/01/messagelexiiu-01.htm

WEAK53 PAAQ 122144
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
144 PM PST WED JAN 12 2011

...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 DEPTH OF THE EARTHQUAKE WITHIN THE EARTH A TSUNAMI
IS NOT EXPECTED ALONG THE CALIFORNIA/ OREGON/ WASHINGTON/
BRITISH COLUMBIA AND ALASKA COASTS.

AT 133 PM PACIFIC STANDARD TIME ON JANUARY 12 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.6 OCCURRED
IN THE BONIN ISLANDS JAPAN REGION AT 523KM DEPTH.

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.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/12/lewj92/01/messagelewj92-01.htm

SEUS71 PAAQ 120853
EQIWOC

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1253 AM PST WED JAN 12 2011

...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 - 4.8
TIME - 2351 AKST JAN 11 2011
0051 PST JAN 12 2011
0851 UTC JAN 12 2011
LOCATION - 36.7 NORTH 121.6 WEST
15 MILES/24 KM NE OF MONTEREY CALIFORNIA
90 MILES/145 KM SE OF SAN FRANCISCO CALIFORNIA
DEPTH - 6 MILES/9 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/09/ler2ma/01/messageler2ma-01.htm

WEAK53 PAAQ 091014
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
214 AM PST SUN JAN 9 2011

...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 204 AM PACIFIC STANDARD TIME ON JANUARY 9 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.9 OCCURRED
NEAR THE VANUATU 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.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/08/lepyc4/01/messagelepyc4-01.htm

SEAK71 PAAQ 081937
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1037 AM AKST SAT JAN 8 2011

...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 - 4.2
TIME - 1034 AKST JAN 08 2011
1134 PST JAN 08 2011
1934 UTC JAN 08 2011
LOCATION - 59.4 NORTH 135.0 WEST
15 MILES/24 KM NE OF HAINES ALASKA
75 MILES/121 KM NW OF JUNEAU ALASKA
DEPTH - 1 MILES/1 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/08/leogh5/01/messageleogh5-01.htm

SEUS71 PAAQ 080012
EQIWOC

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
412 PM PST FRI JAN 7 2011

...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 - 4.4
TIME - 1510 AKST JAN 07 2011
1610 PST JAN 07 2011
0010 UTC JAN 08 2011
LOCATION - 37.2 NORTH 121.9 WEST
40 MILES/64 KM N OF MONTEREY CALIFORNIA
50 MILES/80 KM SE OF SAN FRANCISCO CALIFORNIA
DEPTH - 15 MILES/24 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/01/02/leewht/01/messageleewht-01.htm

WEAK53 PAAQ 022030
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1230 PM PST SUN JAN 2 2011

...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 1220 PM PACIFIC STANDARD TIME ON JANUARY 2 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 7.2 OCCURRED
NEAR THE COAST OF CENTRAL CHILE.

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.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/30/le8pgf/01/messagele8pgf-01.htm

SEAK71 PAAQ 301205
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
305 AM AKST THU DEC 30 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 - 5.1
TIME - 0303 AKST DEC 30 2010
0403 PST DEC 30 2010
1203 UTC DEC 30 2010
LOCATION - 51.4 NORTH 177.3 EAST
75 MILES/121 KM W OF AMCHITKA ALASKA
260 MILES/418 KM W OF ADAK ALASKA
DEPTH - 19 MILES/31 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/30/le8bae/01/messagele8bae-01.htm

SEAK71 PAAQ 300703
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1003 PM AKST WED DEC 29 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 - 5.3
TIME - 2157 AKST DEC 29 2010
2257 PST DEC 29 2010
0657 UTC DEC 30 2010
LOCATION - 52.8 NORTH 171.3 EAST
80 MILES/129 KM W OF ATTU I. ALASKA
510 MILES/821 KM W OF ADAK ALASKA
DEPTH - 19 MILES/31 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/29/le6gin/01/messagele6gin-01.htm

WEAK53 PAAQ 290709
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1109 PM PST TUE DEC 28 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 1054 PM PACIFIC STANDARD TIME ON DECEMBER 28 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.6 OCCURRED
NEAR THE VANUATU 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.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/26/le1bsi/01/messagele1bsi-01.htm

SEAK71 PAAQ 261229
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
329 AM AKST SUN DEC 26 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 - 5.1
TIME - 0324 AKST DEC 26 2010
0424 PST DEC 26 2010
1224 UTC DEC 26 2010
LOCATION - 51.2 NORTH 176.3 WEST
115 MILES/185 KM SW OF ATKA VILLAGE ALASKA
50 MILES/80 KM SE OF ADAK ALASKA
DEPTH - 21 MILES/34 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/25/le036c/01/messagele036c-01.htm

SEAK71 PAAQ 252027
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1127 AM AKST SAT DEC 25 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 - 5.2
TIME - 1121 AKST DEC 25 2010
1221 PST DEC 25 2010
2021 UTC DEC 25 2010
LOCATION - 51.0 NORTH 176.1 WEST
115 MILES/185 KM SW OF ATKA VILLAGE ALASKA
70 MILES/113 KM SE OF ADAK ALASKA
DEPTH - 21 MILES/34 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/25/le01eq/01/messagele01eq-01.htm

SEAK71 PAAQ 251947
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1047 AM AKST SAT DEC 25 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 - 5.4
TIME - 1042 AKST DEC 25 2010
1142 PST DEC 25 2010
1942 UTC DEC 25 2010
LOCATION - 51.1 NORTH 176.2 WEST
115 MILES/185 KM SW OF ATKA VILLAGE ALASKA
55 MILES/89 KM SE OF ADAK ALASKA
DEPTH - 9 MILES/14 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/25/ldzjjs/01/messageldzjjs-01.htm

WEAK53 PAAQ 251327
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
527 AM PST SAT DEC 25 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 517 AM PACIFIC STANDARD TIME ON DECEMBER 25 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 7.6 OCCURRED
IN THE VANUATU ISLANDS REGION.

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.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/23/ldvw8v/01/messageldvw8v-01.htm

SEAK71 PAAQ 231406
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
506 AM AKST THU DEC 23 2010

...THIS IS AN INFORMATION STATEMENT...

EVALUATION
AN EARTHQUAKE HAS OCCURRED WITH A MAGNITUDE SUCH THAT A TSUNAMI
IS NOT EXPECTED. IN COASTAL AREAS OF INTENSE SHAKING LOCALLY
GENERATED TSUNAMIS CAN BE TRIGGERED BY UNDERWATER LANDSLIDES.
THIS WILL BE THE ONLY WCATWC MESSAGE ISSUED FOR THIS EVENT.

PRELIMINARY EARTHQUAKE PARAMETERS
MAGNITUDE - 6.2
TIME - 0501 AKST DEC 23 2010
0601 PST DEC 23 2010
1401 UTC DEC 23 2010
LOCATION - 52.7 NORTH 170.8 EAST
100 MILES/161 KM W OF ATTU I. ALASKA
510 MILES/821 KM E OF PETROPAVLOVSK KAMCHATKA
DEPTH - 17 MILES/28 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 APPROPRIATE
REGIONAL SEISMIC NETWORK.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/22/ldunax/01/messageldunax-01.htm

WEAK53 PAAQ 222237
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
237 PM PST WED DEC 22 2010

Message reissue to correct incorrect earthquake location.

...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 150 PM PACIFIC STANDARD TIME ON DECEMBER 22 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.5 OCCURRED
IN THE BONIN ISLANDS JAPAN REGION.

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.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/22/ldunbn/01/messageldunbn-01.htm

WEAK53 PAAQ 222220
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
220 PM PST WED DEC 22 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 150 PM PACIFIC STANDARD TIME ON DECEMBER 22 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.5 OCCURRED
IN THE NORTH PACIFIC OCEAN.

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.

$$