Stilling Basin 1 : A basin constructed to dissipate the energy of fast-flowing water, e.g., from a spillway or outlet, to prevent undercutting of the dam and to protect the streambed from erosion
State of Nevada Division of Water Resources (NDWR), Dam Safety - Glossary of Terms, NV, USA 2013. http://water.nv.gov/engineering/Dams/Glossary.cfm, (Dam Sfty - Amer) {891}