WEAK51 PAAQ 311018 TSUAK1 BULLETIN Public Tsunami Message Number 33 NWS National Tsunami Warning Center Palmer AK 318 AM PDT Thu Jul 31 2025 UPDATES ------- * Updated observations ....THE TSUNAMI ADVISORY REMAINS IN EFFECT... Tsunami Advisory in Effect for; * CALIFORNIA, The coast from Humboldt/Del Norte Line, California to The Oregon/Cal. Border For other US and Canadian Pacific coasts in North America, there is no tsunami threat. OBSERVATIONS OF TSUNAMI ACTIVITY - UPDATED ------------------------------------------ * Observed max tsunami height is the highest recorded water level above the tide level up to the time of this message. TIME OBSERVED MAX SITE OF MEASUREMENT TSUNAMI HEIGHT ---------------------------- ---------------- -------------- Amchitka Alaska 0056 PDT Jul 30 1.8ft Atka Alaska 2149 PDT Jul 29 1.5ft Adak Alaska 2324 PDT Jul 29 1.7ft Nikolski Alaska 2227 PDT Jul 29 1.2ft Unalaska Alaska 0.8ft Saint Paul Alaska 0.4ft Sand Point Alaska 0.3ft King Cove Alaska 0.0ft Langara BC 0440 PDT Jul 30 0.9ft Mothra Endeavour Canada 1731 PDT Jul 29 0.3ft Main Endeavour Field CA 1739 PDT Jul 29 0.3ft Winter Harbour BC 0455 PDT Jul 30 1.0ft Tofino British Columbia 0156 PDT Jul 30 0.5ft Port Orford Oregon 0314 PDT Jul 30 2.1ft La Push Washington 0342 PDT Jul 30 1.3ft Neah Bay Washington 0248 PDT Jul 30 0.4ft Charleston Oregon 0443 PDT Jul 30 0.9ft Humboldt Bay California 0132 PDT Jul 30 1.3ft Crescent City CA 0144 PDT Jul 30 3.9ft Bamfield BC 0053 PDT Jul 30 0.4ft Newport Oregon 0423 PDT Jul 30 0.6ft Westport South Bay WA 0043 PDT Jul 30 0.5ft Arena Cove California 0118 PDT Jul 30 2.9ft Toke Point Washington 0053 PDT Jul 30 0.4ft Point Reyes California 0426 PDT Jul 30 2.5ft Monterey California 0428 PDT Jul 30 1.4ft Port Angeles Washington 0646 PDT Jul 30 1.2ft Astoria Oregon 0525 PDT Jul 30 0.5ft Victoria Harbor BC 0123 PDT Jul 30 0.2ft Bella Bella BC 1724 PDT Jul 29 0.5ft Port San Luis CA 0221 PDT Jul 30 2.7ft San Francisco CA 0230 PDT Jul 30 1.1ft Santa Barbara CA 1918 PDT Jul 30 1.8ft Richmond California 0246 PDT Jul 30 0.8ft Alameda California 0247 PDT Jul 30 1.2ft Santa Monica California 0627 PDT Jul 30 1.3ft Los Angeles Harbor CA 1441 PDT Jul 30 0.8ft La Jolla California 0651 PDT Jul 30 0.6ft San Diego California 0802 PDT Jul 30 0.8ft Redwood City California 0425 PDT Jul 30 0.6ft Kushiro Japan 1.1ft Abashiri Japan 0.8ft Midway Island UM 1.0ft Bella Bella BC 0232 PDT Jul 30 0.6ft Hanasaki Japan 1.1ft Nikolskoe Russia 1714 PDT Jul 29 0.2ft Port Alberni BC 0107 PDT Jul 30 1.2ft Wauna OR 0541 PDT Jul 30 0.4ft PRELIMINARY EARTHQUAKE PARAMETERS --------------------------------- * Magnitude 8.8 * Origin Time 1525 AKDT Jul 29 2025 1625 PDT Jul 29 2025 2325 UTC Jul 29 2025 * Coordinates 52.2 North 160.0 East * Depth 46 miles * Location 315 miles SW of Bering I., Komandorski 80 miles SE of Petropavlovsk, Kamchatka RECOMMENDED ACTIONS ------------------- * See message number 17 for recommended actions. IMPACTS ------- * See message number 17 for possible impacts. ADDITIONAL INFORMATION AND NEXT UPDATE -------------------------------------- * Refer to the internet site tsunami.gov for more information. * Pacific coastal residents outside California, Oregon, Washington, British Columbia and Alaska should refer to the Pacific Tsunami Warning Center messages at tsunami.gov. * This message will be updated within 120 minutes. $$