Shefa Province, Vanuatu
16.68 S 168.37 E,
summit elevation -34 m,
East Epi Caldera is composed of three cones are aligned east-west, spaced equidistant 3.5 km apart.
East Epi Volcano - John Seach
Epi A Crater. Circular with area of 6 sq km. Crater open towards west. Summit 124 m below sea level.
Epi B Crater. The largest of the 3 Epi cones. An active volcano which vents plumes of fluid and gas. North-south elongation with area of 12 sq km. Two subsidiary cone on the upper south flank. Summit 34 m below sea level.
Epi C Crater. Circular with area of 2 sq km. Crater
open towards west. Summit 169 m below sea level.
2004 Eruption in early March.
1988 Surface water more discoloured than usual.
1979 Eruption from S flank of Epi B. Submarine eruption.
1974 Central eruption.
1973 Surface discoloration observed in May and October.
1972 Surface discoloration observed in May and June.
1971 Surface discoloration observed in May, June, October, and November.
1961 Possible eruption.
1960 Submarine eruption. Three centres active between Lopevi and Epi. Activity coincided with eruptions of Lopevi.
1958 Submarine eruption with new island.
1953 Central, flank, and submarine eruption with a new island forming. Eruption occurred simultaneously at 3 vents. Large amounts of pumice formed and an island formed for a short time.
1920 Submarine eruption with new island formed. Located between Lopevi and Epi. Violently active.