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.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2010/12/21/ldsg4t/02/messageldsg4t-02.htm

WEAK53 PAAQ 212017
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 2
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1217 PM PST TUE DEC 21 2010

A SMALL TSUANMI HAS BEEN RECORDED AT THE FOLLOWING STATIONS
SAIPAN 15.2N 145.7E 1934Z AMPLITUDE = 0.03 METERS/0.1FEET

...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.

SEA LEVEL OBSERVATIONS INDICATE A TSUNAMI WAS GENERATED WHICH MAY
HAVE BEEN DESTRUCTIVE ALONG COASTS NEAR THE EARTHQUAKE EPICENTER.
A DAMAGING TSUNAMI IS NOT EXPECTED ALONG THE CALIFORNIA/ OREGON/
WASHINGTON/ BRITISH COLUMBIA AND ALASKA COASTS ALTHOUGH
SOME OF THESE AREAS MAY EXPERIENCE NON-DAMAGING SEA LEVEL CHANGES.

AT 920 AM PACIFIC STANDARD TIME ON DECEMBER 21 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 7.4 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 FINAL 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/2010/12/21/ldsg4t/01/messageldsg4t-01.htm

WEAK53 PAAQ 211732
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
932 AM PST TUE DEC 21 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 920 AM PACIFIC STANDARD TIME ON DECEMBER 21 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 7.4 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/2010/12/14/233720/01/message233720-01.htm

SEAK71 PAAQ 141439
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
539 AM AKST TUE DEC 14 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 - 5.0
TIME - 0533 AKST DEC 14 2010
0633 PST DEC 14 2010
1433 UTC DEC 14 2010
LOCATION - 52.0 NORTH 169.4 WEST
65 MILES/105 KM SW OF NIKOLSKI ALASKA
315 MILES/507 KM E 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/2010/12/11/ld9l3g/01/messageld9l3g-01.htm

SEUS71 PAAQ 111258
EQIWOC

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
458 AM PST SAT DEC 11 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 - 5.0
TIME - 0352 AKST DEC 11 2010
0452 PST DEC 11 2010
1252 UTC DEC 11 2010
LOCATION - 32.3 NORTH 115.3 WEST
40 MILES/64 KM SE OF EL CENTRO CALIFORNIA
215 MILES/346 KM SE OF LOS ANGELES CALIFORNIA
DEPTH - 4 MILES/7 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/2010/12/10/ld76iz/01/messageld76iz-01.htm

SEAK71 PAAQ 100545
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
845 PM AKST THU DEC 9 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 - 4.6
TIME - 2043 AKST DEC 09 2010
2143 PST DEC 09 2010
0543 UTC DEC 10 2010
LOCATION - 59.4 NORTH 135.1 WEST
15 MILES/24 KM NE OF HAINES ALASKA
80 MILES/129 KM NW OF JUNEAU 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/2010/12/02/125953/01/message125953-01.htm

WEAK53 PAAQ 020325
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
725 PM PST WED DEC 1 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 712 PM PACIFIC STANDARD TIME ON DECEMBER 1 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.9 OCCURRED
IN THE NEW BRITAIN REGION PNG.

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.

$$