Colo, Stratovolcano in Una-Una Island, Sulawesi, Indonesia.
Mount Colo rises 507 meters above sea level on Una-Una Island, featuring a 2-kilometer wide caldera with an interior volcanic cone.
The volcano recorded a severe eruption in 1983 with a Volcanic Explosivity Index of 4, producing pyroclastic flows and leading to evacuations.
The local population maintains agricultural practices near the volcano, adapting their farming methods to the mineral-rich volcanic soil conditions.
Visitors need permits from local authorities to access Una-Una Island and should check current volcanic activity reports before planning their journey.
Mount Colo forms the entire landmass of Una-Una Island in the Gulf of Tomini, making it one of few volcanoes completely surrounded by water.
Elevation above the sea: 507 m
GPS coordinates: -0.17000,121.60800
Latest update: March 4, 2025 20:47
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