Scientific Investigations Report 2011–5057
Lago Cerrillos dam, located in the municipality of Ponce in southern Puerto Rico, was constructed in 1991 as part of the multipurpose Río Portugues and Bucaná Project. This project provides flood protection, water supply, and recreation facilities for the municipio of Ponce. The reservoir had an original storage capacity of 38.03 million cubic meters at maximum conservation pool elevation of 174.65 meters above mean sea level and a drainage area of 45.32 square kilometers.
First posted June 9, 2011
For additional information contact:
Part or all of this report is presented in Portable Document Format (PDF); the latest version of Adobe Reader or similar software is required to view it. Download the latest version of Adobe Reader, free of charge.
Soler-López, L.R., Sedimentation Survey of Lago Cerrillos, Ponce, Puerto Rico, April–May 2008: U.S. Geological Survey Scientific Investigations Report 2011–5057, 20 p., 1 pl., available at http://pubs.usgs.gov/sir/2011/5057/.
Description of Cerrillos Dam and Reservoir, and General Basin Characteristics
Method of Survey
Sediment Accumulation and Effect on Reservoir Storage
Lago Cerrillos Sediment Trapping Efficiency and Water Renewal Rate
Lago Cerrillos Drainage Area Sediment Yield and Reservoir Life Expectancy
Summary and Conclusions