WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/10/31/ltx5iz/01/messageltx5iz-01.htm

SEAK71 PAAQ 310721
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1121 PM AKDT SUN OCT 30 2011

...THIS IS AN INFORMATION STATEMENT...

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

PRELIMINARY EARTHQUAKE PARAMETERS
MAGNITUDE - 6.0
TIME - 2316 AKDT OCT 30 2011
0016 PDT OCT 31 2011
0716 UTC OCT 31 2011
LOCATION - 50.7 NORTH 177.3 EAST
90 MILES/145 KM SW OF AMCHITKA ALASKA
275 MILES/443 KM SW OF ADAK ALASKA
DEPTH - 134 MILES/216 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/2011/10/28/ltshuy/01/messageltshuy-01.htm

WEAK53 PAAQ 281903
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1203 PM PDT FRI OCT 28 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 1155 AM PACIFIC DAYLIGHT TIME ON OCTOBER 28 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.9 OCCURRED
NEAR THE COAST OF PERU.

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/2011/10/28/ltr5r4/01/messageltr5r4-01.htm

SEAK71 PAAQ 280140
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
540 PM AKDT THU OCT 27 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 - 5.5
TIME - 1735 AKDT OCT 27 2011
1835 PDT OCT 27 2011
0135 UTC OCT 28 2011
LOCATION - 51.6 NORTH 171.4 WEST
50 MILES/80 KM SE OF AMUKTA PASS ALASKA
230 MILES/370 KM E OF ADAK ALASKA
DEPTH - 24 MILES/39 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/2011/10/25/ltlqte/01/messageltlqte-01.htm

SEAK71 PAAQ 250330
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
730 PM AKDT MON OCT 24 2011

...THIS IS AN INFORMATION STATEMENT...

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

PRELIMINARY EARTHQUAKE PARAMETERS
MAGNITUDE - 5.7
TIME - 1925 AKDT OCT 24 2011
2025 PDT OCT 24 2011
0325 UTC OCT 25 2011
LOCATION - 51.8 NORTH 171.6 WEST
35 MILES/56 KM SE OF AMUKTA PASS ALASKA
220 MILES/354 KM E OF ADAK ALASKA
DEPTH - 25 MILES/40 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/2011/10/21/ltfgjf/01/messageltfgjf-01.htm

WEAK53 PAAQ 211808
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1108 AM PDT FRI OCT 21 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 1057 AM PACIFIC DAYLIGHT TIME ON OCTOBER 21 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 7.3 OCCURRED
IN THE KERMADEC ISLANDS REGION NORTH OF NEW ZEALAND.

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/2011/10/21/ltebqt/01/messageltebqt-01.htm

SEUS71 PAAQ 210318
EQIWOC

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
818 PM PDT THU OCT 20 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 - 4.1
TIME - 1916 AKDT OCT 20 2011
2016 PDT OCT 20 2011
0316 UTC OCT 21 2011
LOCATION - 37.8 NORTH 122.2 WEST
65 MILES/105 KM SW OF SACRAMENTO CALIFORNIA
10 MILES/16 KM NE 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/2011/10/20/ltdw8f/01/messageltdw8f-01.htm

SEUS71 PAAQ 202143
EQIWOC

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
243 PM PDT THU OCT 20 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 - 4.1
TIME - 1341 AKDT OCT 20 2011
1441 PDT OCT 20 2011
2141 UTC OCT 20 2011
LOCATION - 37.8 NORTH 122.4 WEST
75 MILES/121 KM SW OF SACRAMENTO CALIFORNIA
5 MILES/8 KM NE 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/2011/10/17/lt75cg/01/messagelt75cg-01.htm

SEAK71 PAAQ 170617
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1017 PM AKDT SUN OCT 16 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 - 2215 AKDT OCT 16 2011
2315 PDT OCT 16 2011
0615 UTC OCT 17 2011
LOCATION - 56.4 NORTH 167.8 WEST
110 MILES/177 KM SE OF PRIBILOF IS ALASKA
475 MILES/764 KM NE OF ADAK ALASKA
DEPTH - 21 MILES/33 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/2011/10/14/lt1dyt/01/messagelt1dyt-01.htm

WEAK53 PAAQ 140346
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
846 PM PDT THU OCT 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 835 PM PACIFIC DAYLIGHT TIME ON OCTOBER 13 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.7 OCCURRED
IN THE EASTERN NEW GUINEA 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.

$$

WCATWC Information Statement - TW

Web message at http://wcatwc.arh.noaa.gov/2011/10/03/lsgt8v/01/messagelsgt8v-01.htm

SEAK71 PAAQ 030057
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
457 PM AKDT SUN OCT 2 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 - 4.5
TIME - 1656 AKDT OCT 02 2011
1756 PDT OCT 02 2011
0056 UTC OCT 03 2011
LOCATION - 58.1 NORTH 153.3 WEST
35 MILES/56 KM NW OF KODIAK CITY ALASKA
245 MILES/394 KM SW OF ANCHORAGE ALASKA
DEPTH - 31 MILES/50 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/2011/10/01/lsdr7h/01/messagelsdr7h-01.htm

SEAK71 PAAQ 010928
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
128 AM AKDT SAT OCT 1 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 - 5.1
TIME - 0119 AKDT OCT 01 2011
0219 PDT OCT 01 2011
0919 UTC OCT 01 2011
LOCATION - 51.8 NORTH 172.1 EAST
85 MILES/137 KM SW OF ATTU I. ALASKA
480 MILES/772 KM W OF ADAK ALASKA
DEPTH - 19 MILES/30 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/2011/09/27/ls65h0/01/messagels65h0-01.htm

SEAK71 PAAQ 270651
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1051 PM AKDT MON SEP 26 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 - 5.2
TIME - 2246 AKDT SEP 26 2011
2346 PDT SEP 26 2011
0646 UTC SEP 27 2011
LOCATION - 49.6 NORTH 178.7 EAST
130 MILES/209 KM S OF AMCHITKA ALASKA
260 MILES/418 KM SW OF ADAK ALASKA
DEPTH - 40 MILES/64 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/2011/09/22/lry5js/01/messagelry5js-01.htm

WEAK53 PAAQ 222318
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
418 PM PDT THU SEP 22 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 407 PM PACIFIC DAYLIGHT TIME ON SEPTEMBER 22 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.8 OCCURRED
NEAR THE TONGA 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/2011/09/19/lrrg7m/01/messagelrrg7m-01.htm

SEAK71 PAAQ 190819
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1219 AM AKDT MON SEP 19 2011

...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 - 5.8
TIME - 0014 AKDT SEP 19 2011
0114 PDT SEP 19 2011
0814 UTC SEP 19 2011
LOCATION - 51.3 NORTH 171.8 WEST
70 MILES/113 KM S OF AMUKTA PASS ALASKA
215 MILES/346 KM SE OF ADAK ALASKA
DEPTH - 20 MILES/32 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/2011/09/19/lrrcx8/01/messagelrrcx8-01.htm

SEAK71 PAAQ 190710
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1110 PM AKDT SUN SEP 18 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 - 5.2
TIME - 2303 AKDT SEP 18 2011
0003 PDT SEP 19 2011
0703 UTC SEP 19 2011
LOCATION - 53.6 NORTH 170.0 WEST
65 MILES/105 KM NW OF NIKOLSKI ALASKA
305 MILES/491 KM NE OF ADAK ALASKA
DEPTH - 92 MILES/148 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/2011/09/16/lrmrci/01/messagelrmrci-01.htm

WEAK53 PAAQ 161940
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1240 PM PDT FRI SEP 16 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 1227 PM PACIFIC DAYLIGHT TIME ON SEPTEMBER 16 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 6.6 OCCURRED
OFF THE EAST COAST OF HONSHU JAPAN.

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/2011/09/16/lrmc8d/01/messagelrmc8d-01.htm

SEAK71 PAAQ 161402
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
602 AM AKDT FRI SEP 16 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 - 0600 AKDT SEP 16 2011
0700 PDT SEP 16 2011
1400 UTC SEP 16 2011
LOCATION - 61.2 NORTH 147.0 WEST
25 MILES/40 KM W OF VALDEZ ALASKA
95 MILES/153 KM E OF ANCHORAGE ALASKA
DEPTH - 21 MILES/33 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/2011/09/15/lrkwvo/01/messagelrkwvo-01.htm

WEAK53 PAAQ 151940
TIBAK1

PUBLIC TSUNAMI INFORMATION STATEMENT NUMBER 1
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
1240 PM PDT THU SEP 15 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 1231 PM PACIFIC DAYLIGHT TIME ON SEPTEMBER 15 AN EARTHQUAKE WITH
PRELIMINARY MAGNITUDE 7.4 OCCURRED
IN THE FIJI ISLANDS REGION AT 612KM 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/2011/09/15/lrk9bl/01/messagelrk9bl-01.htm

SEUS71 PAAQ 151104
EQIWOC

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
404 AM PDT THU SEP 15 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 - 4.1
TIME - 0302 AKDT SEP 15 2011
0402 PDT SEP 15 2011
1102 UTC SEP 15 2011
LOCATION - 49.5 NORTH 127.2 WEST
50 MILES/80 KM S OF PORT ALICE BRITISH COLUMBIA
255 MILES/410 KM NW OF SEATTLE WASHINGTON
DEPTH - 14 MILES/22 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/2011/09/15/lrjkjc/01/messagelrjkjc-01.htm

SEAK71 PAAQ 150209
EQIAKX

TSUNAMI SEISMIC INFORMATION STATEMENT
NWS WEST COAST/ALASKA TSUNAMI WARNING CENTER PALMER AK
609 PM AKDT WED SEP 14 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 - 4.7
TIME - 1807 AKDT SEP 14 2011
1907 PDT SEP 14 2011
0207 UTC SEP 15 2011
LOCATION - 59.0 NORTH 138.0 WEST
70 MILES/113 KM SE OF YAKUTAT ALASKA
140 MILES/225 KM NW OF JUNEAU ALASKA
DEPTH - 5 MILES/8 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.

$$