About Kukak
Kukak is a stratovolcano rising to 2,043 meters (6,703 feet) in United States's North America Volcanic Regions. No historical eruptions have been recorded, though the volcano is classified based on geological evidence of past activity.
Geography & Climate
Kukak is located in United States, within the Alaska Peninsula Volcanic Arc of the broader North America Volcanic Regions. Situated at 58.45° N, 154.35° W in the Northern Hemisphere, the volcano lies within a subarctic climate zone. At 2,043 meters above sea level, Kukak rises above the surrounding terrain into montane or subalpine conditions. The elevation creates distinct ecological zones along its flanks, from forested lower slopes to exposed rocky terrain near the summit. The volcanic landform is characterized as a composite, which describes the physical shape and structure of the volcanic edifice as observed from the surface.
Geological Context
Kukak 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 United States near Kukak, 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
The almost completely ice-covered Kukak volcano lies west of Hallo Bay near the end of a glacier-covered range extending NE from Mount Katmai. A vigorous fumarole field at the southern base of the hydrothermally altered northern summit and is the only one of the Denison-Steller-Kukak chain of volcanoes to display geothermal activity. Two reports eruptions noted by Hantke (1959) appear to be erroneous. The report of a 1951 eruption is an apparent reference to a 22 July 1951 ashfall at Kukak Bay, which was attributed by Muller et al. (1954) to Martin volcano. A 1953 explosive "eruption" was single large puff of steam followed by steaming from caverns in Hook Glacier (Muller et al., 1954).
— Smithsonian Institution, Global Volcanism Program
0 Recorded Eruptions
No eruption records available for Kukak.
Real-Time Data
USGS Alert Level
Thermal Anomalies
Frequently Asked Questions About Kukak
Is Kukak an active volcano?+
Kukak is not currently classified as active. Its activity evidence is listed as "Unrest / Holocene." No recorded eruptions have been documented. However, no volcano is ever considered permanently extinct.
How high is Kukak?+
Kukak has a summit elevation of 2,043 meters (6,703 feet) above sea level. At 2,043 meters, it is comparable in height to many significant mountain peaks and stands well above the tree line.
What type of volcano is Kukak?+
Kukak is classified as a Stratovolcano. Stratovolcanoes (also called composite volcanoes) are steep, conical volcanoes built up by many layers of hardened lava, tephra, and volcanic ash. They are among the most common and dangerous types, known for explosive eruptions.
Where is Kukak located?+
Kukak is located in United States, in the North America Volcanic Regions. More specifically, it lies within the Alaska Peninsula Volcanic Arc. Its exact coordinates are 58.453° latitude, -154.355° longitude.
Is it safe to visit Kukak?+
Kukak can generally be visited, but as with any volcano, visitors should check local conditions and any advisory notices before traveling. United States may have specific regulations for accessing volcanic areas. Guided tours are often the safest and most informative way to experience a volcano.
