A powerful magnitude 7.6 earthquake near Hokkaido prompted Japan to issue a tsunami warning, highlighting both strong ground shaking and immediate coastal hazards for Sapporo and nearby communities. Details in the post are limited, but the alert suggests authorities anticipated potentially dangerous waves following the mainshock.

The 81-foot tender F/V Pavlof sank Thursday morning while moored in Haines Harbor, prompting an oil-containment response and salvage efforts. Harbor staff, divers, and local vessels worked through low tide to free the vessel and limit contamination.