Melania Dam

MELANIA CREEK· Guayama, Puerto Rico· Built 1914· Earth· 30 ft tall
High Hazard Irrigation State Government

Key Takeaway

Melania Dam is classified as high hazard in Puerto Rico. It was completed in 1914 and is 112 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 30 ft
Dam Length1,200 ft
Dam TypeEarth
Max Storage456 acre-ft
Normal Storage312 acre-ft
Surface Area35 acres
Drainage Area1 sq mi
Max Discharge680 cfs
Year Completed1914 (112 years old)
NID IDPR00036

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: December 15, 2021
State Regulated: Yes
Regulatory Agency: PREPA

Ownership

COMMONWEALTH OF PUERTO RICO

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Melania Dam?

Melania Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Melania Dam?

Melania Dam is owned by COMMONWEALTH OF PUERTO RICO (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Melania Dam built?

Melania Dam was completed in 1914, making it 112 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Melania Dam?

Melania Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Melania Dam?

Melania Dam has a dam height of 30 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Melania Dam last inspected?

Melania Dam was last inspected on December 15, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.