What was erupting in the year...?
There were 80 confirmed eruptions at some point during 2018 from 75 different volcanoes; 37 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 (23 February 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 |
|---|---|---|---|---|
| Tinakula | Solomon Islands | 2018 Dec 8 (in or before) | 2023 Jan 16 (continuing) | 2 |
| Karangetang | Indonesia | 2018 Nov 25 | 2023 Feb 24 (continuing) | 2 |
| Planchon-Peteroa | Chile | 2018 Nov 7 | 2019 May 7 ± 1 days | 1 |
| Kuchinoerabujima | Japan | 2018 Oct 21 | 2019 Feb 3 | 3 |
| Gamalama | Indonesia | 2018 Oct 4 | 2018 Oct 6 | 1 |
| Soputan | Indonesia | 2018 Oct 2 | 2018 Dec 16 | 3 |
| Barren Island | India | 2018 Sep 25 | 2022 Jan 30 | 1 |
| Ulawun | Papua New Guinea | 2018 Sep 21 | 2018 Oct 12 | 2 |
| Sarychev Peak | Russia | 2018 Sep 8 | 2018 Oct 15 | 2 |
| Semisopochnoi | United States | 2018 Sep 8 | 2018 Oct 31 | 1 |
| Veniaminof | United States | 2018 Sep 4 | 2018 Dec 23 | 1 |
| Alaid | Russia | 2018 Aug 20 | 2018 Aug 21 | 1 |
| Sangay | Ecuador | 2018 Aug 8 | 2018 Dec 7 | 2 |
| Rincon de la Vieja | Costa Rica | 2018 Jul 28 | 2019 Jun 11 | 1 |
| Nishinoshima | Japan | 2018 Jul 12 | 2018 Jul 21 | 1 |
| Mayotte | France | 2018 Jul 3 | 2019 Aug 20 (?) | 0 |
| Sierra Negra | Ecuador | 2018 Jun 26 | 2018 Aug 23 | 2 |
| Telica | Nicaragua | 2018 Jun 21 | 2018 Aug 15 | 1 |
| Krakatau | Indonesia | 2018 Jun 18 | 2020 Apr 17 | 3 |
| Fernandina | Ecuador | 2018 Jun 16 | 2018 Jun 21 | 1 |
| Great Sitkin | United States | 2018 Jun 10 | 2018 Aug 11 | 1 |
| Ulawun | Papua New Guinea | 2018 Jun 8 | 2018 Jun 8 | 1 |
| Merapi | Indonesia | 2018 May 11 | 2020 Jun 21 | 3 |
| Karymsky | Russia | 2018 Apr 28 | 2018 Sep 30 | 3 |
| Marapi | Indonesia | 2018 Apr 27 | 2018 May 2 | 2 |
| San Cristobal | Nicaragua | 2018 Apr 22 | 2018 Apr 22 | 1 |
| Kerinci | Indonesia | 2018 Apr 21 | 2021 Jun 13 | 1 |
| Nyamulagira | DR Congo | 2018 Apr 18 | 2023 Feb 24 (continuing) | 0 |
| Piton de la Fournaise | France | 2018 Apr 3 | 2018 Nov 1 | 0 |
| Dieng Volcanic Complex | Indonesia | 2018 Apr 1 | 2018 Apr 1 | 1 |
| Kirishimayama | Japan | 2018 Mar 1 | 2018 Jun 27 | 3 |
| Sangay | Ecuador | 2018 Feb 25 | 2018 Feb 25 | 1 |
| Karangetang | Indonesia | 2018 Feb 2 | 2018 Feb 2 | 1 |
| Kusatsu-Shiranesan | Japan | 2018 Jan 23 | 2018 Jan 23 | 1 |
| San Miguel | El Salvador | 2018 Jan 14 | 2018 May 30 | 1 |
| Mayon | Philippines | 2018 Jan 13 | 2019 Oct 12 | 2 |
| Kadovar | Papua New Guinea | 2018 Jan 5 | 2023 Jan 29 (continuing) | 2 |
| Agung | Indonesia | 2017 Nov 21 | 2019 Jun 13 | 3 |
| Ambae | Vanuatu | 2017 Sep 6 (?) | 2018 Oct 30 | 3 |
| Sangeang Api | Indonesia | 2017 Jul 15 | 2020 Jun 10 | 2 |
| Copahue | Chile-Argentina | 2017 Jun 4 | 2018 Dec 7 | 1 |
| Karymsky | Russia | 2017 Jun 4 | 2018 Jan 27 | 3 |
| Rincon de la Vieja | Costa Rica | 2017 May 23 | 2018 Mar 15 ± 3 days | 2 |
| Ol Doinyo Lengai | Tanzania | 2017 Apr 9 | 2023 Feb 24 (continuing) | 0 |
| Aira | Japan | 2017 Mar 25 | 2023 Feb 24 (continuing) | 1 |
| Bezymianny | Russia | 2016 Dec 5 | 2023 Feb 24 (continuing) | – |
| Sabancaya | Peru | 2016 Nov 6 | 2023 Feb 24 (continuing) | 3 |
| Ebeko | Russia | 2016 Oct 20 | 2021 Nov 9 | 2 |
| Cleveland | United States | 2016 Apr 16 | 2019 Jan 16 | 2 |
| Nevados de Chillan | Chile | 2016 Jan 8 | 2022 Oct 16 | 2 |
| Langila | Papua New Guinea | 2015 Oct 22 (?) | 2023 Feb 24 (continuing) | 2 |
| Masaya | Nicaragua | 2015 Oct 3 | 2023 Feb 24 (continuing) | 1 |
| Tofua | Tonga | 2015 Oct 2 | 2023 Feb 24 (continuing) | 0 |
| Klyuchevskoy | Russia | 2015 Aug 28 | 2018 Jun 15 | 3 |
| Pacaya | Guatemala | 2015 Jun 7 ± 1 days | 2021 Aug 13 | 1 |
| Turrialba | Costa Rica | 2015 Mar 8 | 2019 Dec 7 | 2 |
| Villarrica | Chile | 2014 Dec 2 ± 7 days | 2023 Feb 24 (continuing) | 1 |
| Nevado del Ruiz | Colombia | 2014 Nov 18 | 2023 Feb 24 (continuing) | 2 |
| Saunders | United Kingdom | 2014 Nov 12 | 2023 Feb 24 (continuing) | 1 |
| Manam | Papua New Guinea | 2014 Jun 29 | 2023 Feb 24 (continuing) | 4 |
| Semeru | Indonesia | 2014 Apr 1 ± 15 days | 2023 Feb 24 (continuing) | 4 |
| Sinabung | Indonesia | 2013 Sep 15 | 2018 Aug 30 | 4 |
| Etna | Italy | 2013 Sep 3 | 2022 Jun 17 | 2 |
| Heard | Australia | 2012 Sep 5 ± 4 days | 2023 Feb 24 (continuing) | 0 |
| Reventador | Ecuador | 2008 Jul 27 | 2023 Feb 24 (continuing) | 2 |
| Ambrym | Vanuatu | 2008 May 23 | 2018 Dec 17 | 2 |
| Ibu | Indonesia | 2008 Apr 5 | 2023 Feb 24 (continuing) | 1 |
| Popocatepetl | Mexico | 2005 Jan 9 | 2023 Feb 24 (continuing) | 2 |
| Suwanosejima | Japan | 2004 Oct 23 | 2023 Feb 24 (continuing) | 2 |
| Nyiragongo | DR Congo | 2002 May 17 (?) | 2023 Feb 24 (continuing) | 2 |
| Fuego | Guatemala | 2002 Jan 4 | 2023 Feb 24 (continuing) | 3 |
| Bagana | Papua New Guinea | 2000 Feb 28 (in or before) | 2023 Feb 24 (continuing) | 2 |
| Sheveluch | Russia | 1999 Aug 15 | 2023 Feb 24 (continuing) | 4 |
| Kilauea | United States | 1983 Jan 3 | 2018 Sep 5 | 3 |
| Erebus | Antarctica | 1972 Dec 16 (in or before) ± 15 days | 2023 Feb 24 (continuing) | 2 |
| Erta Ale | Ethiopia | 1967 Jul 2 (in or before) ± 182 days | 2023 Feb 24 (continuing) | 0 |
| Stromboli | Italy | 1934 Feb 2 | 2023 Feb 24 (continuing) | 2 |
| Dukono | Indonesia | 1933 Aug 13 | 2023 Feb 24 (continuing) | 3 |
| Santa Maria | Guatemala | 1922 Jun 22 | 2023 Feb 24 (continuing) | 3 |
| Yasur | Vanuatu | 1270 ± 110 years | 2023 Feb 24 (continuing) | 3 |
List of Questions
Global Volcanism Program, 2023. [Database] Volcanoes of the World (v. 5.0.3; 1 Mar 2023). Distributed by Smithsonian Institution, compiled by Venzke, E. https://doi.org/10.5479/si.GVP.VOTW5-2022.5.0
