ZCZC WEPA40 PHEB 051322 TSUPAC TSUNAMI MESSAGE NUMBER 20 NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI 1322 UTC FRI MAR 5 2021 ...PTWC FINAL TSUNAMI THREAT MESSAGE... **** NOTICE **** NOTICE **** NOTICE **** NOTICE **** NOTICE ***** THIS MESSAGE IS ISSUED FOR INFORMATION ONLY IN SUPPORT OF THE UNESCO/IOC PACIFIC TSUNAMI WARNING AND MITIGATION SYSTEM AND IS MEANT FOR NATIONAL AUTHORITIES IN EACH COUNTRY OF THAT SYSTEM. NATIONAL AUTHORITIES WILL DETERMINE THE APPROPRIATE LEVEL OF ALERT FOR EACH COUNTRY AND MAY ISSUE ADDITIONAL OR MORE REFINED INFORMATION. **** NOTICE **** NOTICE **** NOTICE **** NOTICE **** NOTICE ***** THE TSUNAMI FORECAST IS UNCHANGED IN THIS MESSAGE. PRELIMINARY EARTHQUAKE PARAMETERS --------------------------------- * MAGNITUDE 8.1 * ORIGIN TIME 1928 UTC MAR 4 2021 * COORDINATES 29.6 SOUTH 176.0 WEST * DEPTH 10 KM / 6 MILES * LOCATION KERMADEC ISLANDS REGION EVALUATION ---------- * AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 8.1 OCCURRED IN THE KERMADEC ISLANDS REGION AT 1928 UTC ON THURSDAY MARCH 4 2021. * BASED ON ALL AVAILABLE DATA... THE TSUNAMI THREAT FROM THIS EARTHQUAKE HAS NOW PASSED. TSUNAMI THREAT FORECAST...UPDATED --------------------------------- * THE TSUNAMI THREAT HAS NOW LARGELY PASSED. RECOMMENDED ACTIONS ------------------- * GOVERNMENT AGENCIES RESPONSIBLE FOR ANY IMPACTED COASTAL AREAS SHOULD MONITOR CONDITIONS AT THE COAST TO DETERMINE IF AND WHEN IT IS SAFE TO RESUME NORMAL ACTIVITIES. * PERSONS LOCATED NEAR IMPACTED COASTAL AREAS SHOULD STAY ALERT FOR INFORMATION AND FOLLOW INSTRUCTIONS FROM LOCAL AUTHORITIES. * REMAIN OBSERVANT AND EXERCISE NORMAL CAUTION NEAR THE SEA. POTENTIAL IMPACTS ----------------- * MINOR SEA LEVEL FLUCTUATIONS OF UP TO 0.3 METERS ABOVE AND BELOW THE NORMAL TIDE MAY CONTINUE OVER THE NEXT FEW HOURS. TSUNAMI OBSERVATIONS -------------------- * THE FOLLOWING ARE TSUNAMI WAVE OBSERVATIONS FROM COASTAL AND/OR DEEP-OCEAN SEA LEVEL GAUGES AT THE INDICATED LOCATIONS. THE MAXIMUM TSUNAMI HEIGHT IS MEASURED WITH RESPECT TO THE NORMAL TIDE LEVEL. GAUGE TIME OF MAXIMUM WAVE COORDINATES MEASURE TSUNAMI PERIOD GAUGE LOCATION LAT LON (UTC) HEIGHT (MIN) ------------------------------------------------------------- QUEPOS CR 9.4N 84.2W 1213 0.14M/ 0.5FT 24 ACAPULCO MX 16.8N 99.9W 1020 0.17M/ 0.6FT 30 COQUIMBO CL 30.0S 71.3W 1126 0.17M/ 0.6FT 20 CALDERA CL 27.1S 70.8W 1116 0.21M/ 0.7FT 16 CHANARAL CL 26.4S 70.6W 1137 0.28M/ 0.9FT 30 MEJILLONES CL 23.1S 70.5W 1139 0.09M/ 0.3FT 06 PATACHE CL 20.8S 70.2W 1124 0.10M/ 0.3FT 14 SALINA CRUZ MX 16.2N 95.2W 1123 0.13M/ 0.4FT 22 HUATALCO MX 15.8N 96.1W 1112 0.14M/ 0.5FT 12 LAZARO CARDENAS MX 17.9N 102.2W 1055 0.03M/ 0.1FT 18 PUERTO VALLARTA MX 20.7N 105.2W 1008 0.06M/ 0.2FT 10 IQUIQUE CL 20.2S 70.1W 1036 0.07M/ 0.2FT 14 SAN ANTONIO CL 33.6S 71.6W 1055 0.12M/ 0.4FT 10 LA LIBERTAD EC 2.2S 80.9W 1050 0.03M/ 0.1FT 10 BALTRA GALAPAGS EC 0.4S 90.3W 1015 0.12M/ 0.4FT 14 SANTACRUZ GALAPAGOS 0.7S 90.3W 1000 0.48M/ 1.6FT 16 VALPARAISO CL 33.0S 71.6W 0911 0.10M/ 0.3FT 08 QUEULE CL 39.4S 73.2W 0902 0.12M/ 0.4FT 12 CORRAL CL 39.9S 73.4W 0845 0.11M/ 0.4FT 12 QUINTERO CL 32.8S 71.5W 0902 0.06M/ 0.2FT 12 BAHIA MANSA CL 40.6S 73.7W 0901 0.31M/ 1.0FT 08 LEBU CL 37.6S 73.7W 0828 0.14M/ 0.5FT 14 PORT SAN LUIS CA 35.2N 120.8W 0811 0.09M/ 0.3FT 16 HILO HAWAII 19.7N 155.1W 0557 0.09M/ 0.3FT 16 KAWAIHAE HAWAII 20.0N 155.8W 0526 0.05M/ 0.2FT 08 EASTER CL 27.2S 109.4W 0526 0.19M/ 0.6FT 06 HALEIWA HI 21.6N 158.1W 0401 0.05M/ 0.2FT 06 KAHULUI MAUI 20.9N 156.5W 0426 0.18M/ 0.6FT 20 MAKAI PIER WAIMANAL 21.3N 157.7W 0427 0.10M/ 0.3FT 08 HONOLULU OAHU 21.3N 157.9W 0409 0.08M/ 0.3FT 12 NAWILIWILI KAUAI 22.0N 159.4W 0346 0.06M/ 0.2FT 22 BARBERS PT HI 21.3N 158.1W 0351 0.10M/ 0.3FT 04 LUGANVILLE VU 15.5S 167.2E 0125 0.11M/ 0.4FT 38 HIENGHENE NEW CALED 20.7S 164.9E 0052 0.08M/ 0.3FT 24 OUINNE NEW CALEDONI 22.0S 166.7E 0208 0.19M/ 0.6FT 28 PORT KEMBLA AU 34.5S 150.9E 0212 0.16M/ 0.5FT 16 HIVA OA MARQUESAS 9.8S 139.0W 0155 0.23M/ 0.8FT 14 RIKITEA PF 23.1S 135.0W 0133 0.08M/ 0.2FT 16 RIKITEA PF 23.1S 135.0W 0138 0.07M/ 0.2FT 16 NUKU HIVA MARQUESAS 8.9S 140.1W 0143 0.25M/ 0.8FT 12 PAPEETE TAHITI 17.5S 149.6W 2338 0.17M/ 0.6FT 14 HUAHINE PF 16.7S 151.0W 2349 0.10M/ 0.3FT 06 LENAKEL VU 19.5S 169.3E 2249 0.30M/ 1.0FT 12 MARE NEW CALEDONIA 21.5S 167.9E 2322 0.11M/ 0.4FT 08 LAUTOKA FJ 17.6S 177.4E 2325 0.03M/ 0.1FT 20 SUVA VITI LEVU FJ 18.1S 178.4E 2220 0.08M/ 0.3FT 38 TUBUAI PF 23.3S 149.5W 2313 0.08M/ 0.3FT 16 KINGSTON NORFOLK IS 29.1S 168.0E 2239 0.56M/ 1.8FT 10 GREAT BARRIER IS NZ 36.2S 175.5E 2248 0.30M/ 1.0FT 06 APIA UPOLU WS 13.8S 171.8W 2241 0.03M/ 0.1FT 12 NORTH CAPE NZ 34.4S 173.0E 2150 0.15M/ 0.5FT 32 EAST CAPE NZ 37.6S 178.2E 2153 0.16M/ 0.5FT 14 NUKUALOFA TO 21.1S 175.2W 2129 0.05M/ 0.2FT 30 NEXT UPDATE AND ADDITIONAL INFORMATION -------------------------------------- * THIS WILL BE THE FINAL STATEMENT ISSUED FOR THIS EVENT UNLESS NEW INFORMATION IS RECEIVED OR THE SITUATION CHANGES. * AUTHORITATIVE INFORMATION ABOUT THE EARTHQUAKE FROM THE U.S. GEOLOGICAL SURVEY CAN BE FOUND ON THE INTERNET AT EARTHQUAKE.USGS.GOV. * FURTHER INFORMATION ABOUT THIS EVENT MAY BE FOUND AT WWW.TSUNAMI.GOV. * COASTAL REGIONS OF HAWAII... AMERICAN SAMOA... GUAM... AND CNMI SHOULD REFER TO PACIFIC TSUNAMI WARNING CENTER MESSAGES SPECIFICALLY FOR THOSE PLACES THAT CAN BE FOUND AT WWW.TSUNAMI.GOV. * COASTAL REGIONS OF CALIFORNIA... OREGON... WASHINGTON... BRITISH COLUMBIA AND ALASKA SHOULD ONLY REFER TO U.S. NATIONAL TSUNAMI WARNING CENTER MESSAGES THAT CAN BE FOUND AT WWW.TSUNAMI.GOV. $$ NNNN