ZCZC WEGM42 PHEB 101435 TIBGUM TSUNAMI INFORMATION STATEMENT NUMBER 2 NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI 1235 AM CHST THU FEB 11 2021 ...NO TSUNAMI THREAT TO GUAM/CNMI FROM A DISTANT EARTHQUAKE... THIS MESSAGE CONTAINS REVISED EARTHQUAKE PARAMETERS. AUDIENCE -------- EMERGENCY MANAGERS... MEDIA... GENERAL PUBLIC EVALUATION ---------- * AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 7.7 OCCURRED SOUTHEAST OF THE LOYALTY ISLANDS AT 1120 PM CHST ON WEDNESDAY FEBRUARY 10 2021. * BASED ON ALL AVAILABLE DATA... THERE IS NO FURTHER TSUNAMI THREAT TO GUAM... ROTA... TINIAN OR SAIPAN FROM THIS EARTHQUAKE. RECOMMENDED ACTIONS ------------------- * NO FURTHER ACTION IS REQUIRED. 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 TIDE LEVEL. GAUGE TIME OF MAXIMUM WAVE COORDINATES MEASURE TSUNAMI PERIOD GAUGE LOCATION LAT LON (CHST) HEIGHT (MIN) ------------------------------------------------------------- MARE NEW CALEDONIA 21.5S 167.9E 308 AM 0.2FT/ 0.0M 10 LENAKEL VU 19.5S 169.3E 317 AM 0.4FT/ 0.1M 06 POTENTIAL IMPACTS ----------------- * NO TSUNAMI IMPACTS ARE EXPECTED. PRELIMINARY EARTHQUAKE PARAMETERS - UPDATED ------------------------------------------- * MAGNITUDE 7.7 * ORIGIN TIME 1120 PM CHST FEB 10 2021 * COORDINATES 23.1 SOUTH 171.5 EAST * DEPTH 20 MILES * LOCATION SOUTHEAST OF LOYALTY ISLANDS NEXT UPDATE AND ADDITIONAL INFORMATION -------------------------------------- * THIS WILL BE THE FINAL STATEMENT ISSUED FOR THIS EVENT UNLESS NEW INFORMATION IS RECEIVED OR THE SITUATION CHANGES. * FURTHER INFORMATION ABOUT THIS EVENT MAY BE FOUND ON THE INTERNET AT WWW.TSUNAMI.GOV. * AUTHORITATIVE INFORMATION ABOUT THE EARTHQUAKE FROM THE U.S. GEOLOGICAL SURVEY CAN BE FOUND ON THE INTERNET AT EARTHQUAKE.USGS.GOV. $$ NNNN