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Weekly forecast electricity consumption

Western Power is monitoring electricity consumption. The spreadsheet below shows the forecast electricity consumption for the week and actual consumption as the week progresses.

The forecast is accurate to within 2 to 3 per cent and is influenced by a number of factors, including historical electricity consumption, seasonal trends in consumption, economic data and importantly weather information (humidity, cloud cover, wind, rain, minimum and maximum temperatures).

Western Power will update this spreadsheet each day (Monday - Friday) comparing actual consumption against forecasted consumption.

To understand what these figures equate to see some examples below:

  • 1MW (mega watt) could power 500 homes at any one point in time (with an average consumption of 2 kilowatts per household)
  • 50MW could power 25,000 homes at any one point in time
  • Approximately 50MW would power Geraldton at any one point in time
  • To generate 50MWh (mega watt hours), 50MW consumed consistently over an hour, 15,000 litres of fuel would need to be burned
  • 60,000 litres would fill a standard fuel tanker, when burned would power 100,000 homes at any one point in time.

Page update on 28 July 2008