About Zapatera
Zapatera is a shield rising to 629 meters (2,064 feet) in Nicaragua's Middle America-Caribbean Volcanic Regions. No historical eruptions have been recorded, though the volcano is classified based on geological evidence of past activity.
Geography & Climate
Zapatera is located in Nicaragua, within the Central America Volcanic Arc of the broader Middle America-Caribbean Volcanic Regions. Situated at 11.73° N, 85.82° W in the Northern Hemisphere, the volcano lies within a tropical climate zone. With a summit elevation of 629 meters above sea level, Zapatera is a moderately sized peak that remains accessible to hikers and researchers for much of the year. The volcanic landform is characterized as a shield, which describes the physical shape and structure of the volcanic edifice as observed from the surface.
Geological Context
Zapatera sits in a subduction zone, where one tectonic plate dives beneath another, creating intense heat and pressure that generates magma. Subduction zones are responsible for many of the world's most explosive volcanoes and deadliest eruptions. For communities in Nicaragua near Zapatera, this tectonic setting means the volcano is capable of producing powerful explosive eruptions, pyroclastic flows, and lahars that can threaten populated areas within tens of kilometers of the summit. The dominant rock type is andesite / basaltic andesite, a dark, fine-grained volcanic rock that forms from rapidly cooling, low-viscosity lava. Basaltic eruptions tend to be less explosive and produce fluid lava flows that can travel long distances. While less immediately dangerous than explosive eruptions, basaltic lava flows can destroy structures and infrastructure in their path, and volcanic gases released during these eruptions can affect air quality over a wide area.
GVP Reference Summary
Zapatera is a small low shield volcano that forms a 7 x 10 km wide island on the western side of Lake Nicaragua just offshore from Mombacho volcano. The island contains some of the most significant archaeological sites in Nicaragua. The small, roughly circular 2-km-wide El Llano caldera is located near the center of the island, which is cut by a series of NE-trending faults that continue into Lake Nicaragua. The conical 305-m-high Cerro El Llano lava dome occupies the center of the caldera, and other lava domes are found on the southern and NE flanks. Numerous low-rimmed tuff rings and maars, of which Laguna de Zapatera on the NW flank is the best-preserved, are found on the northern and western sides of the densely forested 629-m-high island and across a narrow strait on the adjacent mainland.
— Smithsonian Institution, Global Volcanism Program
0 Recorded Eruptions
No eruption records available for Zapatera.
Real-Time Data
USGS Alert Level
Thermal Anomalies
Frequently Asked Questions About Zapatera
Is Zapatera an active volcano?+
Zapatera is classified as active based on credible evidence of past eruptions. Although its last known eruption was in prehistoric times, volcanologists consider it capable of erupting again.
How high is Zapatera?+
Zapatera has a summit elevation of 629 meters (2,064 feet) above sea level. At 629 meters, it is a relatively low-elevation volcano.
What type of volcano is Zapatera?+
Zapatera is classified as a Shield. Shield volcanoes have distinct geological characteristics that set them apart from other volcanic types.
Where is Zapatera located?+
Zapatera is located in Nicaragua, in the Middle America-Caribbean Volcanic Regions. More specifically, it lies within the Central America Volcanic Arc. Its exact coordinates are 11.730° latitude, -85.820° longitude.
Is it safe to visit Zapatera?+
Zapatera can generally be visited, but as with any volcano, visitors should check local conditions and any advisory notices before traveling. Nicaragua may have specific regulations for accessing volcanic areas. Guided tours are often the safest and most informative way to experience a volcano.
