In Costa Rica, after the discovery of abnormal thermal manifestations noticed on the ground by the volcanologists G.Avrard and J.Pacheco on June 28th, the Poas showed, during the early hours of June 1, an eruptive activity characterized by ejection of magmatic blocks, of metric size, at several tens of meters; These incandescent blocks have fallen back into the active crater, mainly in the vicinity of the ancient lake. The activity lasted from 1:14 to about 5:00 local time.
Sources: Ovsicori and RSN
Poas - morning activity of 1 July - Ed: Dr M.Mora / RSN
The Turrialba, where a low-amplitude tremor is maintained, continues to degas; The gases are of high temperature and generate an important nocturnal incandescence. No ash eruptions have been reported in the past 24 hours.
At the Chilio-Argentina border, the Copahue continues its emissions of vapors and gases.
Note: the recently fallen snow is gray by the ash near the top of the volcano.
The aviation code is Yellow.
Source: VAAC Buenos Aires / Webcams and Goes-13; Valecaviahue / Twitter.
In Japan, the VAAC Tokyo reports three active volcanoes: Suwanosejima, Sakurajima (caldera Aira) and Nishinoshima.
In the Sakurajima, an eruption is reported on July 1 at 7:01 pm local time.
Sources: VAAC Tokyo & Webcam
In Sinabung / Sumatra, activity continues with variants on 29-30 June and 1 July.
Sources: cited photographers
In Kilauea, the activity of the 61 g lava flow is characterized by the appearance of new skylights, and the emission of a beautiful pahoehoe flow on the Pali. Fluid lava continues to enter the ocean at Kamokuna, rapidly rebuilding the delta whose surface area exceeds 12,000 m², but presents new cracks
Provided by: Paradise helicopters.
Note: more than 87 earthquakes mark the Loihi submarine volcano south of Big Island. They testify to a seamount activity.
Source: AVO - USG