Global Volcanism Program | Image GVP-07298

Laguna Chalchuapán is one of several maars in the Apastepeque volcanic field. The 700-m-wide crater is located immediately NE of the Hoyo de Calderas crater. Lahar deposits underlie pumice deposits exposed in the crater walls. Photo by Giuseppina Kysar, 1999 (Smithsonian Institution).

Laguna Chalchuapán is one of several maars in the Apastepeque volcanic field. The 700-m-wide crater is located immediately NE of the Hoyo de Calderas crater. Lahar deposits underlie pumice deposits exposed in the crater walls.

Photo by Giuseppina Kysar, 1999 (Smithsonian Institution).

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Keywords: crater | maar

Apastepeque Field