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What was erupting in the year...?

There were 66 confirmed eruptions at some point during 2023 from 65 different volcanoes; 16 of those were new eruptions that started during the year. A stop date with "(continuing)" indicates that the eruption was considered to be ongoing as of the date indicated. Data is reported through the last data update (17 August 2023). Information about more recent eruptions can be found in the Smithsonian / USGS Weekly Volcanic Activity Report.

Volcano Country Eruption Start Date Eruption Stop Date Max VEI
Poas Costa Rica 2023 Aug 2 2023 Aug 17 (continuing)
Dempo Indonesia 2023 Jul 25 2023 Jul 26
Ulawun Papua New Guinea 2023 Jul 18 2023 Aug 17 (continuing)
Shishaldin United States 2023 Jul 12 2023 Aug 17 (continuing)
Fagradalsfjall Iceland 2023 Jul 10 2023 Aug 5
San Cristobal Nicaragua 2023 Jul 5 2023 Jul 5
Piton de la Fournaise France 2023 Jul 2 2023 Aug 10
Ubinas Peru 2023 Jun 22 2023 Aug 17 (continuing)
Klyuchevskoy Russia 2023 Jun 22 2023 Aug 17 (continuing)
Mayon Philippines 2023 Apr 27 ± 2 days 2023 Aug 17 (continuing)
Ulawun Papua New Guinea 2023 Mar 28 2023 Mar 28 1
Kikai Japan 2023 Mar 27 2023 Jul 31 (continuing)
Ambae Vanuatu 2023 Feb 20 2023 May 28
Epi Vanuatu 2023 Jan 31 2023 Feb 23
Chikurachki Russia 2023 Jan 28 2023 Feb 8 2
Marapi Indonesia 2023 Jan 7 2023 Mar 17
Barren Island India 2022 Dec 30 2023 Aug 13 (continuing) 2
Lascar Chile 2022 Dec 10 2023 Feb 21 (?) 3
Etna Italy 2022 Nov 27 2023 Aug 17 (continuing) 1
Ahyi United States 2022 Nov 18 ± 1 days 2023 Jun 11 1
San Miguel El Salvador 2022 Nov 15 2023 May 27 2
Cotopaxi Ecuador 2022 Oct 21 2023 Aug 17 (continuing) 2
Kerinci Indonesia 2022 Oct 15 2023 Feb 27 2
Nishinoshima Japan 2022 Oct 1 2023 Aug 17 (continuing) 2
Kaitoku Seamount Japan 2022 Aug 18 2023 Jan 26 0
Ebeko Russia 2022 Jun 11 2023 Aug 17 (continuing) 2
Kavachi Solomon Islands 2021 Oct 2 2023 Aug 13 (continuing) 0
Kilauea United States 2021 Sep 29 2023 Jun 19 0
Rincon de la Vieja Costa Rica 2021 Jun 28 2023 Aug 17 (continuing) 2
Great Sitkin United States 2021 May 25 2023 Aug 17 (continuing) 2
Krakatau Indonesia 2021 May 25 2023 Aug 17 (continuing) 2
Semisopochnoi United States 2021 Feb 2 ± 2 days 2023 May 5 2
Merapi Indonesia 2020 Dec 31 2023 Aug 17 (continuing) 1
Lewotolok Indonesia 2020 Nov 27 2023 Aug 17 (continuing) 2
Sangay Ecuador 2019 Mar 26 2023 Aug 17 (continuing) 2
Tinakula Solomon Islands 2018 Dec 8 (in or before) 2023 Jul 20 (continuing) 2
Karangetang Indonesia 2018 Nov 25 2023 Aug 17 (continuing) 2
Nyamulagira DR Congo 2018 Apr 18 2023 Aug 17 (continuing) 0
Kadovar Papua New Guinea 2018 Jan 5 2023 May 14 2
Semeru Indonesia 2017 Jun 6 2023 Aug 17 (continuing) 4
Ol Doinyo Lengai Tanzania 2017 Apr 9 2023 Aug 14 (continuing) 0
Aira Japan 2017 Mar 25 2023 Aug 17 (continuing) 1
Bezymianny Russia 2016 Dec 5 2023 Aug 7 (continuing) 3
Sabancaya Peru 2016 Nov 6 2023 Aug 17 (continuing) 3
Langila Papua New Guinea 2015 Oct 22 (?) 2023 Aug 17 (continuing) 2
Masaya Nicaragua 2015 Oct 3 2023 Aug 17 (continuing) 1
Tofua Tonga 2015 Oct 2 2023 Jul 21 (continuing) 0
Villarrica Chile 2014 Dec 2 ± 7 days 2023 Aug 17 (continuing) 3
Nevado del Ruiz Colombia 2014 Nov 18 2023 Aug 17 (continuing) 2
Saunders United Kingdom 2014 Nov 12 2023 Aug 15 (continuing) 1
Manam Papua New Guinea 2014 Jun 29 2023 Aug 12 (continuing) 4
Heard Australia 2012 Sep 5 ± 4 days 2023 Jul 22 (continuing) 0
Reventador Ecuador 2008 Jul 27 2023 Aug 17 (continuing) 2
Ibu Indonesia 2008 Apr 5 2023 Aug 17 (continuing) 1
Popocatepetl Mexico 2005 Jan 9 2023 Aug 17 (continuing) 2
Suwanosejima Japan 2004 Oct 23 2023 Aug 17 (continuing) 2
Nyiragongo DR Congo 2002 May 17 (?) 2023 Aug 5 (continuing) 2
Fuego Guatemala 2002 Jan 4 2023 Aug 17 (continuing) 3
Bagana Papua New Guinea 2000 Feb 28 (in or before) 2023 Aug 17 (continuing) 2
Sheveluch Russia 1999 Aug 15 2023 Aug 17 (continuing) 4
Erebus Antarctica 1972 Dec 16 (in or before) ± 15 days 2023 Aug 17 (continuing) 2
Erta Ale Ethiopia 1967 Jul 2 (in or before) ± 182 days 2023 Aug 16 (continuing) 0
Stromboli Italy 1934 Feb 2 2023 Aug 17 (continuing) 2
Dukono Indonesia 1933 Aug 13 2023 Aug 17 (continuing) 3
Santa Maria Guatemala 1922 Jun 22 2023 Aug 17 (continuing) 3
Yasur Vanuatu 1270 ± 110 years 2023 Aug 17 (continuing) 3

List of Questions

Global Volcanism Program, 2023. [Database] Volcanoes of the World (v. 5.1.1; 17 Aug 2023). Distributed by Smithsonian Institution, compiled by Venzke, E. https://doi.org/10.5479/si.GVP.VOTW5-2023.5.1