Fukutoku-Okanoba volcano, Volcano Islands, Japan: news & activity updates

The Japan Coast Guard reported that during an 11 November overflight of Fukutoku-Oka-no-Ba, observers noted that the size of the W island was mainly unchanged. White fumarolic plumes rose from the N end of the island and bubbling was seen on the ocean surface near the N end. Read allThe Japan Coast Guard reported that floating pumice from the mid-August Fukutoku-Oka-no-Ba eruption had arrived at coastlines more than 1,000 kilometers away in early October. The pumice first arrived at Kitadaito Island (1,035 km W) on 8 October. In late October pumice circled Okinawa and Maejima islands (1,422 km W) and several ports in the Kagoshima prefecture (1,322 NW). Read all The Japan Coast Guard reported that during a 12 September overflight of Fukutoku-Oka-no-Ba, observers noted that the W island was unchanged while the E side had been completely eroded and submerged. Yellow-green to yellow-brown discolored water extended from the vent area to the SW, S, and SE, suggesting continuing eruptive activity. Another area of discolored water had an approximate diameter of 2 km and was about 2 km ENE of the volcano. Read allThe Haneda Air Base (HAB) did a new flight observation at the volcano on 26 August. Read all The Japan Coast Guard reported that during a 26 August overflight of Fukutoku-Oka-no-Ba, observers noted that the W island was unchanged while the E side had mostly eroded, leaving two small islands. While no eruptions were visible, gray material from the central vent was intermittently ejected to the sea surface and brown, discolored water was widely distributed, especially to the W. Read allThe Japan Coast Guard reported that the eruption at Fukutoku-Oka-no-Ba continued during 16-22 August. Gas-and-steam emissions continued to be observed from the center of the island on 16 August. The pumice raft that was first identified on 15 August had expanded to about 100 km to the WNW and was about 13 km wide. Read allA spectacular satellite image of the Planet satellite company from 15 August depicts pumice swirling trail in the Pacific Ocean. Pumice is currently meandering on the sea as the volcano started to produce Surtseyan eruption on 13 August and led to the birth of the new island. Pyroclastic material is flowing about 60 km to the northwest of the volcano. Read allA new island was born in the Pacific Ocean over the past weekend: The powerful submarine eruption of the Fukutoku-Okanoba volcano that surprised observers and scientists around the world, producing a spectacular mushroom plume of steam and ash to 16 km altitude, quickly created a new cone that has now breached the surface. Read all