Moments before lava flows overflow defense barriers (image: @mblfrettir/twitter)
The effusive eruption of the volcano continues mostly from the eruptive fissure vent #5 that started to erupt on 13 April.
Lava flows started to overflow into the adjacent Nátthagi valley as broke eastern defense barriers today to protect Suðurstrandavegur main road.
The lava flow started to emerge into the adjacent Nátthagi valley (source: @krjonsdottir/twitter)
Lava started running down into #Nátthagi valley today. pic.twitter.com/hzTwdDKhbG
— Kristín Jónsdóttir (@krjonsdottir) May 22, 2021
The lava flows into Nátthagi valley (image: @Icevolcanx/twiter)