Laminated pyroclastic surge deposits surround the walls of houses buried by an eruption from the Laguna Caldera scoria cone on the lower NW flank of San Salvador. This eruption occurred around 590 CE and buried at least three Mayan homesteads beneath more than 4 m of scoria and ash.

Photo by Giuseppina Kysar, 1999 (Smithsonian Institution).

This image is made available under the Creative Commons BY-NC-ND 4.0 license terms.

Keywords: deposit | stratigraphy | tephra | human impacts

San Salvador