What was erupting in the year...?
There were 62 confirmed eruptions at some point during 1994 from 58 different volcanoes; 33 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 (30 December 2025). Information about more recent eruptions can be found in the Smithsonian / USGS Weekly Volcanic Activity Report.
| Volcano | Country | Eruption Start Date | Eruption Stop Date | Eruption Type | Max VEI |
|---|---|---|---|---|---|
| Popocatepetl | Mexico | 1994 Dec 21 | 1995 Oct 5 | Explosive / Effusive | 2 |
| Barren Island | India | 1994 Dec 20 (on or before) | 1995 Jun 5 ± 8 days | Explosive / Effusive | 2 |
| Ambrym | Vanuatu | 1994 Dec 16 (on or before) ± 15 days | Unknown | 1 | |
| Copahue | Chile-Argentina | 1994 Dec 16 ± 15 days | Unknown | 2 | |
| Bulusan | Philippines | 1994 Nov 27 | 1995 Jan 28 (on or after) | Explosive / Effusive | 2 |
| Lascar | Chile | 1994 Nov 13 | 1995 Jul 20 | Explosive / Effusive | 2 |
| Cleveland | United States | 1994 Oct 20 | 1994 Oct 20 | Explosive / Effusive | 1 |
| Dempo | Indonesia | 1994 Oct 16 ± 15 days | 1994 Oct 16 ± 15 days | Explosive / Effusive | 1 |
| Villarrica | Chile | 1994 Sep 26 | 1994 Dec 30 | Explosive / Effusive | 1 |
| Rabaul | Papua New Guinea | 1994 Sep 19 | 1995 Apr 16 | Explosive / Effusive | 4 |
| Ol Doinyo Lengai | Tanzania | 1994 Sep 18 | 2006 Jul 16 (?) ± 15 days | Explosive / Effusive | 1 |
| Klyuchevskoy | Russia | 1994 Sep 8 | 1995 Jan 14 (on or after) | Explosive / Effusive | 3 |
| Ioto | Japan | 1994 Aug 22 | 1994 Aug 22 | Explosive / Effusive | 1 |
| Batur | Indonesia | 1994 Aug 7 | 1994 Aug 14 (on or after) | Explosive / Effusive | 1 |
| Telica | Nicaragua | 1994 Jul 31 | 1994 Aug 12 | Explosive / Effusive | 2 |
| Colima | Mexico | 1994 Jul 21 | 1994 Jul 21 | Explosive / Effusive | 1 |
| Lascar | Chile | 1994 Jul 20 | 1994 Jul 26 | Explosive / Effusive | 2 |
| Raung | Indonesia | 1994 Jul 14 | 1994 Jul 14 | Explosive / Effusive | 1 |
| Bezymianny | Russia | 1994 Jul 7 | 1994 Oct 5 ± 4 days | Explosive / Effusive | 2 |
| Nyamulagira | DR Congo | 1994 Jul 4 | 1994 Aug 25 (on or after) | Explosive / Effusive | 2 |
| Nyiragongo | DR Congo | 1994 Jun 23 | 1996 Mar 16 (?) ± 15 days | Explosive / Effusive | 1 |
| Etna | Italy | 1994 Jun 17 | 2001 Aug 9 | Explosive / Effusive | 3 |
| Rinjani | Indonesia | 1994 Jun 3 | 1994 Nov 21 | Explosive / Effusive | 3 |
| Cleveland | United States | 1994 May 25 | 1994 May 25 | Explosive / Effusive | 3 |
| Llaima | Chile | 1994 May 17 | 1994 Aug 30 | Explosive / Effusive | 2 |
| Asosan | Japan | 1994 May 2 | 1995 Nov 16 ± 15 days | Explosive / Effusive | 2 |
| Ahyi | United States | 1994 Apr 23 | Unknown | 0 | |
| Ulawun | Papua New Guinea | 1994 Apr 19 (?) | 1994 Jun 16 ± 15 days | Explosive / Effusive | 1 |
| Krakatau | Indonesia | 1994 Mar 19 | 1995 Jun 16 (on or after) ± 15 days | Explosive / Effusive | 2 |
| Poas | Costa Rica | 1994 Mar 16 (?) ± 15 days | 1994 Oct 16 (?) ± 15 days | Explosive / Effusive | 2 |
| Ijen | Indonesia | 1994 Feb 3 | 1994 Feb 3 | Explosive / Effusive | 1 |
| Gamalama | Indonesia | 1994 Jan 16 ± 15 days | 1994 Oct 15 (on or after) | Explosive / Effusive | 2 |
| Kanaga | United States | 1994 Jan 5 ± 4 days | 1994 Nov 26 ± 4 days | Explosive / Effusive | 2 |
| Lascar | Chile | 1993 Dec 17 | 1994 Feb 27 | Explosive / Effusive | 2 |
| Bezymianny | Russia | 1993 Oct 21 | 1994 Feb 4 ± 4 days | Explosive / Effusive | 3 |
| Makushin | United States | 1993 Aug 16 ± 15 days | 1994 Jan 19 (?) | Explosive / Effusive | 1 |
| Veniaminof | United States | 1993 Jul 30 | 1994 Sep 28 (?) | Explosive / Effusive | 2 |
| Masaya | Nicaragua | 1993 Jun 16 | 1994 Nov 16 (on or after) ± 15 days | Explosive / Effusive | 1 |
| Socorro | Mexico | 1993 Jan 29 | 1994 Feb 24 ± 4 days | Explosive / Effusive | 0 |
| Merapi | Indonesia | 1992 Jan 20 | 2002 Oct 19 (?) | Explosive / Effusive | 2 |
| Soputan | Indonesia | 1991 May 22 | 1996 Sep 29 (on or after) | Explosive / Effusive | 2 |
| Unzendake | Japan | 1990 Nov 17 | 1995 Feb 16 ± 15 days | Explosive / Effusive | 1 |
| Sabancaya | Peru | 1990 May 28 | 1998 Sep 16 (?) ± 15 days | Explosive / Effusive | 3 |
| Suwanosejima | Japan | 1990 Apr 16 ± 15 days | 1996 Jul 14 | Explosive / Effusive | 2 |
| Sheveluch | Russia | 1990 Jan 10 | 1995 Feb 16 ± 15 days | Explosive / Effusive | 3 |
| Pacaya | Guatemala | 1990 Jan 4 (?) | 2000 Mar 1 | Explosive / Effusive | 3 |
| Marapi | Indonesia | 1987 Jan 15 | 1994 Aug 12 (on or after) | Explosive / Effusive | 2 |
| Whakaari/White Island | New Zealand | 1986 Feb 1 (?) | 1994 Jul 28 | Explosive / Effusive | 3 |
| Kilauea | United States | 1983 Jan 3 | 2018 Sep 5 | Explosive / Effusive | 3 |
| Manam | Papua New Guinea | 1974 Mar 4 (?) | 1999 Nov 9 (?) | Explosive / Effusive | 3 |
| Langila | Papua New Guinea | 1973 Feb 24 ± 4 days | 2000 Oct 16 (on or after) ± 15 days | Explosive / Effusive | 3 |
| Erebus | Antarctica | 1972 Dec 16 (on or before) ± 15 days | 2025 Dec 29 (continuing) | Lava Lake | 2 |
| Bagana | Papua New Guinea | 1972 Jul 2 ± 182 days | 1995 Jul 2 (on or after) ± 182 days | Explosive / Effusive | 2 |
| Arenal | Costa Rica | 1968 Jul 29 | 2010 Dec 16 (?) ± 15 days | Explosive / Effusive | 3 |
| Semeru | Indonesia | 1967 Aug 31 | 2009 Mar 15 | Explosive / Effusive | 3 |
| Erta Ale | Ethiopia | 1967 Jul 2 (in or before) ± 182 days | 2025 Dec 17 (continuing) | Explosive / Effusive | 0 |
| Aira | Japan | 1955 Oct 13 | 2016 Aug 22 | Explosive / Effusive | 3 |
| Sangay | Ecuador | 1934 Aug 8 | 2011 Mar 2 | Explosive / Effusive | 3 |
| Stromboli | Italy | 1934 Feb 2 | 2025 Dec 17 (continuing) | Explosive / Effusive | 2 |
| Dukono | Indonesia | 1933 Aug 13 | 2025 Dec 17 (continuing) | Explosive / Effusive | 3 |
| Santa Maria | Guatemala | 1922 Jun 22 | 2025 Dec 17 (continuing) | Explosive / Effusive | 3 |
| Yasur | Vanuatu | 1270 ± 110 years | 2025 Dec 17 (continuing) | Explosive / Effusive | 3 |
List of Questions
Global Volcanism Program, 2025. [Database] Volcanoes of the World (v. 5.3.4; 30 Dec 2025). Distributed by Smithsonian Institution, compiled by Venzke, E. https://doi.org/10.5479/si.GVP.VOTW5-2025.5.3
