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What was erupting in the year...?

There were 61 confirmed eruptions at some point during 2020 from 60 different volcanoes; 17 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 September 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
Kavachi Solomon Islands 2020 Sep 2 2020 Sep 7
Sinabung Indonesia 2020 Aug 8 2020 Sep 17 (continuing)
Langila Papua New Guinea 2020 Aug 1 2020 Sep 13 (continuing)
Telica Nicaragua 2020 Jul 20 2020 Jul 29
Raung Indonesia 2020 Jul 16 2020 Sep 17 (continuing)
Turrialba Costa Rica 2020 Jun 18 2020 Aug 24 (continuing)
Cleveland United States 2020 Jun 1 2020 Jun 1
Kikai Japan 2020 Apr 29 2020 Apr 29
Karymsky Russia 2020 Apr 1 ± 9 days 2020 Jul 28
Soputan Indonesia 2020 Mar 23 2020 Apr 2
Kavachi Solomon Islands 2020 Mar 16 2020 Apr 30
San Miguel El Salvador 2020 Feb 22 2020 Feb 22
Piton de la Fournaise France 2020 Feb 10 2020 Apr 6 0
Rincon de la Vieja Costa Rica 2020 Jan 30 2020 Sep 17 (continuing)
Fernandina Ecuador 2020 Jan 12 2020 Jan 13 0
Taal Philippines 2020 Jan 12 2020 Jan 22
Kuchinoerabujima Japan 2020 Jan 11 2020 Aug 29 (continuing)
Semisopochnoi United States 2019 Dec 7 2020 Mar 15 (?) 1
Nishinoshima Japan 2019 Dec 5 2020 Aug 18 (continuing) 1
Klyuchevskoy Russia 2019 Oct 24 2020 Jul 3 2
Shishaldin United States 2019 Jul 23 2020 May 4 3
Asosan Japan 2019 Apr 16 2020 Jun 16 2
Sangay Ecuador 2019 Mar 26 2020 Sep 17 (continuing) 2
Tinakula Solomon Islands 2018 Dec 8 (in or before) 2020 Aug 24 (continuing) 2
Karangetang Indonesia 2018 Nov 25 2020 Aug 11 (continuing) 2
Barren Island India 2018 Sep 25 2020 Apr 5 1
Krakatau Indonesia 2018 Jun 18 2020 Sep 16 (continuing) 3
Merapi Indonesia 2018 May 11 2020 Jun 21 3
Kerinci Indonesia 2018 Apr 21 2020 Aug 22 (continuing) 1
Nyamuragira DR Congo 2018 Apr 18 2020 Sep 16 (continuing) 0
Kadovar Papua New Guinea 2018 Jan 5 2020 Sep 17 (continuing) 2
Nevado del Ruiz Colombia 2017 Dec 18 2020 Sep 17 (continuing) 2
Sangeang Api Indonesia 2017 Jul 15 2020 Jun 10 2
Ol Doinyo Lengai Tanzania 2017 Apr 9 2020 Aug 31 (continuing) 0
Aira Japan 2017 Mar 25 2020 Sep 17 (continuing) 1
Sabancaya Peru 2016 Nov 6 2020 Sep 17 (continuing) 3
Ebeko Russia 2016 Oct 20 2020 Sep 17 (continuing) 2
Nevados de Chillan Chile 2016 Jan 8 2020 Sep 17 (continuing) 2
Masaya Nicaragua 2015 Oct 3 2020 Sep 10 (continuing) 1
Pacaya Guatemala 2015 Jun 7 ± 1 days 2020 Sep 17 (continuing) 1
Villarrica Chile 2014 Dec 2 ± 7 days 2020 Sep 17 (continuing) 1
Saunders United Kingdom 2014 Nov 12 2020 Sep 17 (continuing) 1
Manam Papua New Guinea 2014 Jun 29 2020 Sep 11 (continuing) 2
Semeru Indonesia 2014 Apr 1 ± 15 days 2020 Sep 17 (continuing) 3
Etna Italy 2013 Sep 3 2020 Sep 17 (continuing) 2
Heard Australia 2012 Sep 5 ± 4 days 2020 Sep 5 (continuing) 0
Bezymianny Russia 2010 May 21 (?) 2020 Sep 17 (continuing) 3
Reventador Ecuador 2008 Jul 27 2020 Sep 17 (continuing) 2
Ibu Indonesia 2008 Apr 5 2020 Sep 17 (continuing) 1
Popocatepetl Mexico 2005 Jan 9 2020 Sep 17 (continuing) 2
Suwanosejima Japan 2004 Oct 23 2020 Sep 17 (continuing) 2
Nyiragongo DR Congo 2002 May 17 (?) 2020 Sep 17 (continuing) 2
Fuego Guatemala 2002 Jan 4 2020 Sep 17 (continuing) 3
Bagana Papua New Guinea 2000 Feb 28 (in or before) 2020 Sep 12 (continuing) 2
Sheveluch Russia 1999 Aug 15 2020 Sep 17 (continuing) 4
Erebus Antarctica 1972 Dec 16 (in or before) ± 15 days 2020 Sep 15 (continuing) 2
Erta Ale Ethiopia 1967 Jul 2 (in or before) ± 182 days 2020 Sep 15 (continuing) 0
Stromboli Italy 1934 Feb 2 2020 Sep 17 (continuing) 2
Dukono Indonesia 1933 Aug 13 2020 Sep 17 (continuing) 3
Santa Maria Guatemala 1922 Jun 22 2020 Sep 17 (continuing) 3
Yasur Vanuatu 1774 Jul 2 (in or before) ± 182 days 2020 Sep 17 (continuing) 3

List of Questions

Global Volcanism Program, 2013. Volcanoes of the World, v. 4.9.1 (17 Sep 2020). Venzke, E (ed.). Smithsonian Institution. Downloaded 24 Oct 2020. https://doi.org/10.5479/si.GVP.VOTW4-2013.