The death toll from a recent landslide near the Colombian city of Medellin has risen to 16, authorities said Thursday.

Local authorities say that at least 11 people have been killed in a landslide in northwestern Colombia, after heavy rains unleashed the wall of mud and debris on crowded neighborhoods and buried some dozen homes.

At least 11 people have been killed and 15 remain missing after a landslide in the city of Bello in Colombia’s northwest, according to authorities. Evacuation orders and rescue efforts continue a day after the landslide,