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During severe floods in Puerto Rico, about 130 people died as a result of the deadliest single landslide on record in North America.

Related Wikipedia articles
1985 Puerto Rico floods
Flood event that took place in Puerto Rico
The 1985 Puerto Rico floods produced showers and thunderstorms across the island and the deadliest single landslide on record in North America, that killed at least 130 people in the Mameyes neighborhood of barrio Portugués Urbano in Ponce. The floods were the result of a…Source: Wikipedia (CC BY-SA)
Landslide
Natural hazard involving ground movement
Landslides, also known as landslips, rockslips or rockslides, are several forms of mass wasting that may include a wide range of ground movements, such as rockfalls, mudflows, shallow or deep-seated slope failures and debris flows. Landslides occur in a variety of environments,…Source: Wikipedia (CC BY-SA)