No latest activity reported for Santa Fe.

Below is a summary of eruption dates and Volcanic Explosivity Indices (VEI).

The following references are the sources used for data regarding this volcano. References are linked directly to our volcano data file. Discussion of another volcano or eruption (sometimes far from the one that is the subject of the manuscript) may produce a citation that is not at all apparent from the title. Additional discussion of data sources can be found under Volcano Data Criteria.

Geist D J, McBirney A R, Duncan R A, 1985. Geology of Santa Fe Island: the oldest Galapagos volcano. {J Volc Geotherm Res}, 26: 203-212

McBirney A R, Williams H, 1969. Geology and petrology of the Galapagos Islands. {Geol Soc Amer Mem}, 118: 1-197

Smithsonian Institution-CSLP, 1968-75. [Event notification cards]. {Center for Short-Lived Phenomena (CSLP) Event Cards}

White W M, McBirney A R, Duncan R A, 1993. Petrology and geochemistry of the Galapagos Islands: Portrait of a pathological mantle plume. {J Geophys Res}, 98: 19,533-19,563

Santa Fe Island consists of the faulted remnant of a Pliocene shield volcano capped by numerous cinder cones. Potassium-Argon dates range from 3.9-0.72 million years ago (Geist et al., 1986; White et al., 1993). Fumarolic activity was observed in 1970, but not in 1984.