United states map

Energy Use in the U.S.

  • Long-lasting Light

    Long-lasting Light
    (actual date unknown, only year) The longest lasting lightbulb by Thomas Edison lasted 1,500 hours!
  • Hydroelectric Plants

    Hydroelectric Plants
    Between 40 and 50 plants were operating in the U.S.A and Canada
  • Hydropower's Reliability

    Hydropower's Reliability
    Over 200 electric companies relied on hydropower
  • Einstein's Nobel Prize

    Einstein's Nobel Prize
    Albert Einstein won the Nobel Prize in Physics for his theories on the photoelectric effect
  • Smith-Putnam Turbine

    Smith-Putnam Turbine
    The turbine broke down, then was shut down, then reopened in 1945, then shut down again; this time forever.
  • Rising oil prices

    Rising oil prices
    The Organization of Petroleum Exporting Countries causes oil prices to rise dramatically
  • Solar Energy Research Institute

    Solar Energy Research Institute
    The institute; now the National Renewable Energy Laboratory, was formed
  • Congress passed PURPA

    Congress passed PURPA
    Congress passed the Public Utility Regulatory Policies Act to influence people to use renewable energy.
  • Hydrothermal electric generating

    Hydrothermal electric generating
    New high was reached of 1,000 megawatts
  • Ipod by Apple

    Ipod by Apple
    First ipods were introduced on October 23rd and released November 10th