De Havilland DHC-6 Twin Otter crash, Jan 23, 1985 (23 killed)
De Havilland DHC-6 Twin Otter accident on January 23, 1985 near Mt El Plateado, Chocó, Colombia with 23 fatalities.
- Date: January 23, 1985
- Aircraft: De Havilland DHC-6 Twin Otter
- Location: Mt El Plateado, Chocó, Colombia
- Fatalities: 23
A de Havilland Canada DHC-6 Twin Otter 300 (HK-1910) operated by ACES Colombia struck the slope of Mount El Plateado in Choco, Colombia, on 23 January 1985, killing all 23 aboard.