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Global Volcanism Program | Image GVP-07824

The advancing front of a lahar sweeps down the Río Nimá Segundo below Santiaguito lava dome on August 14, 1989.  Sediment yields in drainages below the actively growing lava dome are extremely high, and rainy season lahars frequently impact areas downstream. Photo by Jeff Marso, 1989 (Michigan Technological University).

The advancing front of a lahar sweeps down the Río Nimá Segundo below Santiaguito lava dome on August 14, 1989. Sediment yields in drainages below the actively growing lava dome are extremely high, and rainy season lahars frequently impact areas downstream.

Photo by Jeff Marso, 1989 (Michigan Technological University).


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