Public Utility Regulatory Policies Act of 1978, enacted following the energy crisis of the 1970s to encourage cogeneration and renewable resources and promote competition for electric […]
An embankment dam in which more than 50% of the total volume is comprised of compacted or dumped cobbles, boulders, rock fragments, or quarried rock generally […]
A dam constructed mainly of stone, brick, or concrete blocks pointed with mortar. A dam having only a masonry facing should not be referred to as […]
The minimum flow that must be released from a project in order to meet environmental or other non-power water requirements. Flows are released either to a […]
Floodplain forests usually occur in the low, flood-prone areas along rivers, typically less than 20 feet above the river channel. They are often associated with oxbows […]
Water flows or turbulence that impede the ability of fish to locate an upstream or downstream fishway. False attraction flows can result from turbine discharge flows, […]
The device which measures and regulates turbine speed by controlling wicket gate angle to adjust water flow to the turbine.
Constructed from concrete or stone masonry and designed to hold back water by primarily using the weight of the dam itself to resist the horizontal pressure […]
An earth dam constructed of materials, often dredged, which are conveyed and placed by suspension in flowing water.