At Niagara Falls in 1894

A water discharge of 168,000 cubic feet per second falling 212 feet would

yield 2,250,000 horsepower.

Hydropower

• Efficiencies of up to 90%

• 10% of U.S. electricity is based on hydropower

• Negative environmental impacts include:

necessity of large reservoirs, displacement

of people, influence on fish migration, methane production, alteration of river temperatures.

Buffalo Population and Rank

Year Population Rank

1830 8,668 27

1870 117,714 11

1910 423,715 10

1950 580,132 15

2000 292,648 57