5.9 Earthquake - North Pacific Ocean, 65 km southeast of Ostrov Shiashkotan Island, Sakhalin Oblast, Russia

"A strong magnitude 5.9 earthquake occurred in the North Pacific Ocean near Ostrov Shiashkotan island, Russia, in the early morning of Wednesday, Oct 7, 2026 at 3.48 am local time (GMT +11). The quake had a very shallow depth of 26 km (16 mi) and was not felt (or at least not reported so)." VD