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What was erupting in the year...?

There were 49 confirmed eruptions at some point during 2020 from 49 different volcanoes; 5 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 (20 February 2020). 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
Piton de la Fournaise France 2020 Feb 10 2020 Feb 16
Rincon de la Vieja Costa Rica 2020 Jan 31 2020 Jan 31
Fernandina Ecuador 2020 Jan 12 2020 Jan 12
Taal Philippines 2020 Jan 12 2020 Jan 22
Kuchinoerabujima Japan 2020 Jan 11 2020 Feb 13 (continuing)
Semisopochnoi United States 2019 Dec 7 2020 Feb 16 (continuing)
Nishinoshima Japan 2019 Dec 5 2020 Feb 15 (continuing) 1
Kikai Japan 2019 Nov 2 2020 Feb 11 (continuing)
Klyuchevskoy Russia 2019 Oct 24 2020 Feb 19 (continuing)
Shishaldin United States 2019 Jul 23 2020 Jan 28
Asosan Japan 2019 Apr 16 2020 Feb 17 (continuing)
Sangay Ecuador 2019 Mar 26 2020 Feb 19 (continuing)
Tinakula Solomon Islands 2018 Dec 8 (in or before) 2020 Feb 18 (continuing) 2
Karangetang Indonesia 2018 Nov 25 2020 Feb 19 (continuing) 2
Barren Island India 2018 Sep 25 2020 Feb 16 (continuing) 1
Krakatau Indonesia 2018 Jun 18 2020 Feb 19 (continuing) 3
Merapi Indonesia 2018 May 11 2020 Feb 19 (continuing) 3
Kerinci Indonesia 2018 Apr 21 2020 Feb 16 (continuing) 1
Nyamuragira DR Congo 2018 Apr 18 2020 Feb 20 (continuing) 0
Kadovar Papua New Guinea 2018 Jan 5 2020 Feb 19 (continuing) 2
Sangeang Api Indonesia 2017 Jul 15 2020 Feb 11 (continuing) 2
Ol Doinyo Lengai Tanzania 2017 Apr 9 2020 Feb 3 (continuing) 0
Aira Japan 2017 Mar 25 2020 Feb 19 (continuing) 1
Sabancaya Peru 2016 Nov 6 2020 Feb 19 (continuing) 3
Ebeko Russia 2016 Oct 20 2020 Feb 19 (continuing) 2
Nevados de Chillan Chile 2016 Jan 8 2020 Feb 19 (continuing) 2
Masaya Nicaragua 2015 Oct 3 2020 Feb 13 (continuing) 1
Pacaya Guatemala 2015 Jun 7 ± 1 days 2020 Feb 19 (continuing) 1
Villarrica Chile 2014 Dec 2 ± 7 days 2020 Feb 19 (continuing) 1
Saunders United Kingdom 2014 Nov 12 2020 Jan 28 (continuing) 1
Manam Papua New Guinea 2014 Jun 29 2020 Jan 25 (continuing) 2
Semeru Indonesia 2014 Apr 1 ± 15 days 2020 Feb 19 (continuing) 3
Etna Italy 2013 Sep 3 2020 Feb 19 (continuing) 2
Heard Australia 2012 Sep 5 ± 4 days 2020 Jan 6 (continuing) 0
Bezymianny Russia 2010 May 21 (?) 2020 Feb 2 (continuing) 3
Reventador Ecuador 2008 Jul 27 2020 Feb 19 (continuing) 2
Ibu Indonesia 2008 Apr 5 2020 Feb 16 (continuing) 1
Popocatepetl Mexico 2005 Jan 9 2020 Feb 19 (continuing) 2
Suwanosejima Japan 2004 Oct 23 2020 Feb 19 (continuing) 2
Nyiragongo DR Congo 2002 May 17 (?) 2020 Feb 20 (continuing) 2
Fuego Guatemala 2002 Jan 4 2020 Feb 19 (continuing) 3
Bagana Papua New Guinea 2000 Feb 28 (in or before) 2020 Feb 7 (continuing) 2
Sheveluch Russia 1999 Aug 15 2020 Feb 19 (continuing) 4
Erebus Antarctica 1972 Dec 16 (in or before) ± 15 days 2020 Feb 18 (continuing) 2
Erta Ale Ethiopia 1967 Jul 2 (in or before) ± 182 days 2020 Feb 20 (continuing) 0
Stromboli Italy 1934 Feb 2 2020 Feb 20 (continuing) 2
Dukono Indonesia 1933 Aug 13 2020 Feb 19 (continuing) 3
Santa Maria Guatemala 1922 Jun 22 2020 Feb 19 (continuing) 3
Yasur Vanuatu 1774 Jul 2 (in or before) ± 182 days 2020 Feb 20 (continuing) 3

List of Questions

Global Volcanism Program, 2013. Volcanoes of the World, v. 4.8.7 (12 Mar 2020). Venzke, E (ed.). Smithsonian Institution. Downloaded 09 Apr 2020. https://doi.org/10.5479/si.GVP.VOTW4-2013.