Preliminary Tsunami Report
Posted by JAC on 9/29/2009, 2:38 pm
TSUNAMI BULLETIN NUMBER 001
PACIFIC TSUNAMI WARNING CENTER/NOAA/NWS
ISSUED AT 1804Z 29 SEP 2009

THIS BULLETIN APPLIES TO AREAS WITHIN AND BORDERING THE PACIFIC
OCEAN AND ADJACENT SEAS...EXCEPT ALASKA...BRITISH COLUMBIA...
WASHINGTON...OREGON AND CALIFORNIA.

... A TSUNAMI WARNING AND WATCH ARE IN EFFECT ...

A TSUNAMI WARNING IS IN EFFECT FOR

AMERICAN SAMOA / SAMOA / NIUE / WALLIS-FUTUNA / TOKELAU /
COOK ISLANDS / TONGA / TUVALU / KIRIBATI / KERMADEC IS / FIJI /
HOWLAND-BAKER / JARVIS IS. / NEW ZEALAND / FR. POLYNESIA /
PALMYRA IS.

A TSUNAMI WATCH IS IN EFFECT FOR

VANUATU / NAURU / MARSHALL IS. / SOLOMON IS. / JOHNSTON IS. /
NEW CALEDONIA / KOSRAE / PAPUA NEW GUINEA / HAWAII / POHNPEI /
WAKE IS. / PITCAIRN / MIDWAY IS.

FOR ALL OTHER AREAS COVERED BY THIS BULLETIN... IT IS FOR
INFORMATION ONLY AT THIS TIME.

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 -  1748Z 29 SEP 2009
COORDINATES -  15.3 SOUTH  171.0 WEST
DEPTH       -  SHALLOWER THAN 100 KM
LOCATION    -  SAMOA ISLANDS REGION
MAGNITUDE   -  7.9

EVALUATION

IT IS NOT KNOWN THAT A TSUNAMI WAS GENERATED. THIS WARNING IS
BASED ONLY ON THE EARTHQUAKE EVALUATION. AN EARTHQUAKE OF THIS
SIZE HAS THE POTENTIAL TO GENERATE A DESTRUCTIVE TSUNAMI THAT CAN
STRIKE COASTLINES NEAR THE EPICENTER WITHIN MINUTES AND MORE
DISTANT COASTLINES WITHIN HOURS. AUTHORITIES SHOULD TAKE
APPROPRIATE ACTION IN RESPONSE TO THIS POSSIBILITY. THIS CENTER
WILL MONITOR SEA LEVEL DATA FROM GAUGES NEAR THE EARTHQUAKE TO
DETERMINE IF A TSUNAMI WAS GENERATED AND ESTIMATE THE SEVERITY OF
THE THREAT.

ESTIMATED INITIAL TSUNAMI WAVE ARRIVAL TIMES AT FORECAST POINTS
WITHIN THE WARNING AND WATCH AREAS ARE GIVEN BELOW. ACTUAL
ARRIVAL TIMES MAY DIFFER AND THE INITIAL WAVE MAY NOT BE THE
LARGEST. A TSUNAMI IS A SERIES OF WAVES AND THE TIME BETWEEN
SUCCESSIVE WAVES CAN BE FIVE MINUTES TO ONE HOUR.

LOCATION         FORECAST POINT     COORDINATES     ARRIVAL TIME
--------------------------------    ------------    ------------
AMERICAN SAMOA   PAGO PAGO          14.3S 170.7W    1759Z 29 SEP
SAMOA            APIA               13.8S 171.8W    1810Z 29 SEP
NIUE             NIUE IS.           19.0S 170.0W    1822Z 29 SEP
WALLIS-FUTUNA    WALLIS IS.         13.2S 176.2W    1835Z 29 SEP
TOKELAU          NUKUNONU IS.        9.2S 171.8W    1844Z 29 SEP
COOK ISLANDS     PUKAPUKA IS.       10.8S 165.9W    1846Z 29 SEP
                 RAROTONGA          21.2S 159.8W    1929Z 29 SEP
                 PENRYN IS.          8.9S 157.8W    1954Z 29 SEP
TONGA            NUKUALOFA          21.0S 175.2W    1851Z 29 SEP
TUVALU           FUNAFUTI IS.        7.9S 178.5E    1932Z 29 SEP
KIRIBATI         KANTON IS.          2.8S 171.7W    1935Z 29 SEP
                 FLINT IS.          11.4S 151.8W    2025Z 29 SEP
                 MALDEN IS.          3.9S 154.9W    2037Z 29 SEP
                 CHRISTMAS IS.       2.0N 157.5W    2100Z 29 SEP
                 TARAWA IS.          1.5N 173.0E    2104Z 29 SEP
KERMADEC IS      RAOUL IS.          29.2S 177.9W    1938Z 29 SEP
FIJI             SUVA               18.1S 178.4E    2003Z 29 SEP
HOWLAND-BAKER    HOWLAND IS.         0.6N 176.6W    2008Z 29 SEP
JARVIS IS.       JARVIS IS.          0.4S 160.1W    2028Z 29 SEP
NEW ZEALAND      EAST CAPE          37.7S 178.5E    2044Z 29 SEP
                 GISBORNE           38.7S 178.0E    2100Z 29 SEP
                 NORTH CAPE         34.4S 173.3E    2112Z 29 SEP
                 NAPIER             39.5S 176.9E    2140Z 29 SEP
                 WELLINGTON         41.3S 174.8E    2150Z 29 SEP
                 AUCKLAND(E)        36.7S 175.0E    2212Z 29 SEP
                 AUCKLAND(W)        37.1S 174.2E    2239Z 29 SEP
                 LYTTELTON          43.6S 172.7E    2255Z 29 SEP
                 NEW PLYMOUTH       39.1S 174.1E    2317Z 29 SEP
                 NELSON             41.3S 173.3E    2323Z 29 SEP
                 DUNEDIN            45.9S 170.5E    2331Z 29 SEP
                 MILFORD SOUND      44.6S 167.9E    2358Z 29 SEP
                 WESTPORT           41.8S 171.6E    2359Z 29 SEP
FR. POLYNESIA    PAPEETE            17.5S 149.6W    2045Z 29 SEP
                 HIVA OA            10.0S 139.0W    2214Z 29 SEP
                 RIKITEA            23.1S 135.0W    2247Z 29 SEP
PALMYRA IS.      PALMYRA IS.         6.3N 162.4W    2102Z 29 SEP
VANUATU          ANATOM IS.         20.2S 169.9E    2117Z 29 SEP
                 ESPERITU SANTO     15.1S 167.3E    2123Z 29 SEP
NAURU            NAURU               0.5S 166.9E    2138Z 29 SEP
MARSHALL IS.     MAJURO              7.1N 171.4E    2147Z 29 SEP
                 KWAJALEIN           8.7N 167.7E    2220Z 29 SEP
                 ENIWETOK           11.4N 162.3E    2309Z 29 SEP
SOLOMON IS.      KIRAKIRA           10.4S 161.9E    2155Z 29 SEP
                 GHATERE             7.8S 159.2E    2227Z 29 SEP
                 AUKI                8.8S 160.6E    2244Z 29 SEP
                 HONIARA             9.3S 160.0E    2244Z 29 SEP
                 PANGGOE             6.9S 157.2E    2245Z 29 SEP
                 MUNDA               8.4S 157.2E    2248Z 29 SEP
                 FALAMAE             7.4S 155.6E    2304Z 29 SEP
JOHNSTON IS.     JOHNSTON IS.       16.7N 169.5W    2212Z 29 SEP
NEW CALEDONIA    NOUMEA             22.3S 166.5E    2216Z 29 SEP
KOSRAE           KOSRAE IS.          5.5N 163.0E    2233Z 29 SEP
PAPUA NEW GUINE  KIETA               6.1S 155.6E    2303Z 29 SEP
                 AMUN                6.0S 154.7E    2323Z 29 SEP
                 RABAUL              4.2S 152.3E    2349Z 29 SEP
HAWAII           NAWILIWILI         22.0N 159.4W    2311Z 29 SEP
                 HILO               19.7N 155.1W    2314Z 29 SEP
                 HONOLULU           21.3N 157.9W    2315Z 29 SEP
POHNPEI          POHNPEI IS.         7.0N 158.2E    2318Z 29 SEP
WAKE IS.         WAKE IS.           19.3N 166.6E    2322Z 29 SEP
PITCAIRN         PITCAIRN IS.       25.1S 130.1W    2329Z 29 SEP
MIDWAY IS.       MIDWAY IS.         28.2N 177.4W    2349Z 29 SEP

BULLETINS WILL BE ISSUED HOURLY OR SOONER IF CONDITIONS WARRANT.
THE TSUNAMI WARNING AND WATCH WILL REMAIN IN EFFECT UNTIL
FURTHER NOTICE.

THE WEST COAST/ALASKA TSUNAMI WARNING CENTER WILL ISSUE PRODUCTS
FOR ALASKA...BRITISH COLUMBIA...WASHINGTON...OREGON...CALIFORNIA
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Massive 7.9 Quake - Samoa Islands - JAC, 9/29/2009, 2:28 pm
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