Hydroelectricity
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Top 5 states and their percentage shares of total u.s. conventional hydroelectricity net summer generation capacity in 2021
• Washington 27% • California 13% • Oregon 10% • New York 6% • Alabama 4%
what is the largest u.s. hydropower facility, what river is it located on, and what state is it in?
Grand Coulee Dam, Columbia River, Washington State
What state possesses the highest hydroelectric capacity east of the Mississippi River?
New York
top 5 states ranked based on conventional hydroelectricity generation w/ precepitation taken into account
Washington -27% Oregon - 11% New York 6% Tennessee - 5%
Top 5 states with pumped-storage hydroelectric generating capacity
California -17% Virginia - 14% South Carolina - 12% Michigan - 10% Georgia - 8%
What are pumped-storage hydroelectric facilities?
large-scale hydroelectric facilities that transfer water between two reservoirs at different elevations to store excess electricity and generate electricity when demand is high
Fish ladders
help salmon reach spawning grounds
The development of new and improved turbines can reduce fish deaths to below what percentage?
2%
First U.S. hydroelectric power plant to sell electricity
Opened near the fox river near appleton, wisconsin in 1882
How many convention and pumped-storage hydropower plants operate in the U.S.
1450 conventional and 40 pumped-storage
What is the oldest operating facility?
Whiting Plant in whiting, wisconsin
Head
distance water falls
Penstock
a pipe that water flows through and pushes against and turns blades
Conventional hydroelectric facilities include:
run-of-the-river systems where the force of the river’s current applies pressure on a turbine Storage systems