Mount Colo
Colo is a stratovolcano in Indonesia. It forms the small island of Una-Una at the middle of the Gulf of Tomini, the northern part of Sulawesi. The volcano is broad and has a low profile with only 507 metres (1,663 ft) above the sea level. It contains a 2 kilometres (1.2 mi) wide caldera with a small volcanic cone inside. Only three eruptions have been recorded in the history with two of them causing damage.[1]
| Colo | |
|---|---|
 A broad ash plume rises above Colo volcano during the 1983 eruption | |
| Highest point | |
| Elevation | 507 m (1,663 ft)[1] |
| Coordinates | 0.17°S 121.608°E |
| Geography | |
  Colo Location in Sulawesi | |
| Location | Sulawesi, Indonesia |
| Geology | |
| Mountain type | stratovolcano with caldera |
| Last eruption | July to December 1983 |
1898 eruption
The eruption had a VEI of 3, qualifying as 'severe'. It involved:
- Central vent eruption
- Crater lake eruption(?)
- Explosive eruption
- Lahars
The island was evacuated, and there was damage to property.[1]
1983 eruption
This eruption was more violent and had a VEI of 4. It involved:
- Central vent eruption
- Explosive eruption
- Pyroclastic flow(s)
- Phreatic explosion
The island was evacuated, and there was damage to property, but there were no deaths.[1]
See also
References
- "Colo". Global Volcanism Program. Smithsonian Institution. Retrieved 2006-12-17.
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