• Water pumps that are working over time, more than usual or inefficiently
  • Water heaters especially ones that are used often or have a damaged element
  • Water bed heaters
  • Space heaters
  • Heat tapes
  • Air conditioners
  • Aging refrigerators

Read your meter at the same time each month. By taking a regular reading each month you will keep your bill on a consistent 30 day cycle and avoid fluctuating bills. You can also take daily readings to see how much power you use in a day. You can experiment by turning off a suspected high usage appliance for a day and seeing what happens to consumption