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HEC-HMS and HEC-RAS models used to analyze dam failure for the Lago El Guineo Dam, Orocovis, Puerto Rico

Dates

Release Date
2016-01-01
Start Date
1998-08-15
End Date
1998-08-16
Publication Date

Citation

Gomez-Fragoso, J. and Torres-Sierra, H., 2016, HEC-HMS and HEC-RAS models used to analyze dam failure for the Lago El Guineo Dam, Orocovis, Puerto Rico: U.S. Geological Survey data release, https://doi.org/10.5066/F72J690R.

Summary

The Hydrologic Engineering Center’s Hydrologic Modeling System (HEC-HMS) and Hydrologic Engineering Center’s River Analysis System (HEC-RAS) computer programs, developed by the U.S. Army Corps of Engineers, were used for the hydrologic and hydraulic modeling, respectively, to analyze the potential for dam failure under different hydrologic conditions. The hydrologic assessment was designed to determine the outflow hydrographs and peak discharges for Lago El Guineo and other subbasins in the Río Grande de Manatí hydrographic basin for three extreme rainfall events: (1) a 6-hour probable maximum precipitation event, (2) a 24-hour probable maximum precipitation event, and (3) a 24-hour, 100-year recurrence rainfall event. The hydraulic [...]

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Attached Files

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readme.txt 8.07 KB text/plain
GIS_files.zip 4.25 MB application/zip
Model_files.zip 783.58 MB application/zip
Other_files.zip 26.37 MB application/zip
Source_Code_and_Executables.zip 109.08 MB application/zip
SIR2016-5070_Thumbnail.jpg thumbnail 953.31 KB image/jpeg

Purpose

The U.S. Geological Survey, in cooperation with the Puerto Rico Electric Power Authority, completed hydrologic and hydraulic analyses to assess the potential hazard to human life and property associated with the hypothetical failure of the Lago El Guineo Dam. The development of the model input and output files included in this data release are documented in U.S. Geological Survey Scientific Investigations Report 2016-5070 (http://doi.org/10.3133/sir20165070).The HEC-RAS computer program was used to determine flood level, flood peak, and time to peak after dam failure at selected locations downstream from the Lago El Guineo Dam for each simulated breach condition. The HEC-HMS computer program (Scharffenberg and Fleming, 2010) was used to determine the Lago El Guineo Basin hydrographs.
Map showing the location of Lago El Guineo in the Rio Grande de Manati hydrographic basin, Puerto Rico
Map showing the location of Lago El Guineo in the Rio Grande de Manati hydrographic basin, Puerto Rico

Map

Communities

  • Model Data Management Function (MDMF)

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Provenance

These data were originally released on the Water Mission Area National Spatial Data Infrastructure Node and were migrated to sciencebase.gov in 2023.

Additional Information

Identifiers

Type Scheme Key
DOI https://www.sciencebase.gov/vocab/category/item/identifier doi:10.5066/F72J690R

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