ZCZC WEZS42 PHEB 220754 TIBPPG TSUNAMI INFORMATION STATEMENT NUMBER 2 NWS PACIFIC TSUNAMI WARNING CENTER EWA BEACH HI 854 PM SST TUE JUL 21 2020 ...NO TSUNAMI THREAT FROM A DISTANT EARTHQUAKE - UPDATE... IN THIS MESSAGE ARE REVISED EARTHQUAKE PARAMETERS. AUDIENCE -------- EMERGENCY MANAGERS... MEDIA... GENERAL PUBLIC EVALUATION ---------- * AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 7.8 OCCURRED IN THE ALASKA PENINSULA AT 713 PM SST ON TUESDAY JULY 21 2020. * BASED ON ALL AVAILABLE DATA... THERE IS NO TSUNAMI THREAT TO AMERICAN SAMOA FROM THIS EARTHQUAKE. * NOTE UPGRADED EARTHQUAKE MAGNITUDE. RECOMMENDED ACTIONS ------------------- * NO 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 (SST) HEIGHT (MIN) ------------------------------------------------------------- SAND POINT AK 55.3N 160.5W 732 PM 0.5FT/ 0.2M 68 POTENTIAL IMPACTS ----------------- * NO TSUNAMI IMPACTS ARE EXPECTED. PRELIMINARY EARTHQUAKE PARAMETERS - UPDATED ------------------------------------------- * MAGNITUDE 7.8 * ORIGIN TIME 713 PM SST JUL 21 2020 * COORDINATES 55.2 NORTH 158.6 WEST * DEPTH 8 MILES * LOCATION ALASKA PENINSULA 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