Dos Bocas Dam
Dam in Arecibo County, Puerto Rico · Arecibo River · forms Lago Dos Bocas
Height
188 ft
57 m (NID height)
Completed
1942
Lago Dos Bocas today
293.30 ft
7 days ▼ 1.88 ft
Normal storage
30,420 acre-ft
Normal for the date
Reservoir level measured Oct 23, 2026, 12:45 PM AST. Full level page →
Facts
- Purposes
- Hydroelectric
- Dam type
- Gravity
- Structural height
- 188 ft
- Owner
- PUERTO RICO ELECTRIC POWER AUTHORITY (Public Utility)
- Maximum storage
- 50,000 acre-ft
- Surface area
- 634 acres
- Hydraulic height
- 148 ft
- Drainage area
- 170 sq mi
- Spillway
- Uncontrolled, 346 ft wide
- Army Corps district
- Jacksonville District
- Also known as
- Lago Dos Bocas
- NID ID
- PR00009
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 6, 2026. Search NID ID PR00009 at nid.sec.usace.army.mil. Project website.