The power of Hydro
Who knew what water could do?
~Cheap (Hydro Power cost less than most energy sources)
~hydro power is the most significant renewable energy source
~hydro power is an energy source that dosen`t pollute the invirment
The cons of hydro power
~Expensive to build (dams)
~Could cause earth quakes
The hoover dam
~ During peak electricity periods, enough water runs through the generators to fill 15 average sized swimming pools (20,000 gallons each) in 1 second.
~ Each of the 17 generators can supply electricity to 100,000 households.
~Over 70% of Washington states electricity comes from hydro power,and 11 states get more than 10% of their energy from hydro power.
~Idaho, Washington,and Organ have lower energy bills because they use hydro power.
~The exact cost of a dam is 0.7 per kWh or kilo-watt-hour