Loíza Lake, or Lago Loíza, is a

reservoir A reservoir (; ) is an enlarged lake behind a dam, usually built to water storage, store fresh water, often doubling for hydroelectric power generation. Reservoirs are created by controlling a watercourse that drains an existing body of wa ...

located in the municipality of Trujillo Alto,

Puerto Rico ; abbreviated PR), officially the Commonwealth of Puerto Rico, is a Government of Puerto Rico, self-governing Caribbean Geography of Puerto Rico, archipelago and island organized as an Territories of the United States, unincorporated territo ...

. It was formed by construction of the Carraízo Dam on the

Río Grande de Loíza The Rio Grande de Loíza (English language, English: ''Great River of Loíza'' or ''Loíza River'') is a river in the Geography of Puerto Rico, main island of Puerto Rico. It is the largest river in Puerto Rico by discharge volume. Situated on th ...

. It serves as the main water supply source of the San Juan metropolitan area.U.S. Geological Survey
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Gallery

Shack next to lake Carraizo, Trujillo Alto, PR - panoramio (2).jpg, Shack near Loíza Lake

References

{{DEFAULTSORT:Loiza Lake Reservoirs in Puerto Rico Trujillo Alto, Puerto Rico