World Map › Major Eruptions › Semeru 1978
Historic Eruption
1978 Eruption of Semeru
19 September 1978 · Stratovolcano · Indonesia
On 19 September 1978, Semeru in Indonesia erupted. The volcano rises to 3,657 m. Its Volcanic Explosivity Index (VEI) is 3 out of 8, that of a severe eruption ejecting more than 10 million m³ of material. It killed at least 12 people. Most deaths were caused by lahars (volcanic mudflows).
- Date
- 19 September 1978
- Volcano
- Semeru
- Volcano Type
- Stratovolcano
- Elevation
- 3,657 m
- Country
- Indonesia
- Explosivity Index (VEI)
- 3 out of 8
- Deaths
- 12
- Main Causes of Death
- Lahars
Other Significant Eruptions of Semeru
- 2022December 2022 Eruption · VEI 4 · Ash and Tephra, Lahars
- 2021December 2021 Eruption · VEI 4 · Ash and Tephra45 deaths
- 20022002 Eruption · VEI 3 · Ash and Tephra3 deaths
- 2000July 2000 Eruption · VEI 3 · Ash and Tephra2 deaths
- 1997September 1997 Eruption · VEI 3 · Ash and Tephra2 deaths
- 1994February 1994 Eruption · VEI 3 · Pyroclastic Flows6 deaths
- 19921992 Eruption · VEI 3 · Ash and Tephra3 deaths
- 1988July 1988 Eruption · VEI 3 · Ash and Tephra1 death
- 1985May 1985 Eruption · VEI 3 · Debris Avalanche70 deaths
- 1981May 1981 Eruption · VEI 3372 deaths
- 1981March 1981 Eruption · VEI 3 · Pyroclastic Flows1 death
- 1976August 1976 Eruption · VEI 2 · Lahars119 deaths
- 1967August 1967 Eruption · VEI 3 · Lahars3 deaths
- 1963May 1963 Eruption · VEI 2 · Ash and Tephra1 death
- 1950August 1950 Eruption · VEI 1 · Pyroclastic Flows6 deaths
- 1946February 1946 Eruption · VEI 2 · Floods6 deaths
- 1909August 1909 Eruption · VEI 2221 deaths
- 1895May 1895 Eruption · VEI 2 · Lahars80 deaths
- 1885April 1885 Eruption · VEI 2 · Debris Avalanche74 deaths
- 1860April 1860 Eruption · VEI 2
Sources: NOAA National Centers for Environmental Information, Global Significant Volcanic Eruptions Database (doi:10.7289/V5JW8BSH) · Smithsonian Institution, Global Volcanism Program