
I’ve been reviewing more than 20 years of BC Hydro records and they show gradual growth in electrical demand until 2005. Subsequently, there has been no demand growth; in 2015, domestic power sales were lower than ten years before. What did grow were Hydro’s purchases of electricity from independent power producers. In calendar year 2006, 5,636 GWh supplied by IPPs cost $368 million (6.5¢/KWh); in 2015, 14,418 GWh cost Hydro $1,217 million (8.4¢/KWh).
A 155% increase in the volume of IPP purchases is alarming by itself given the lack of need for it but the average unit price has been rising steadily. In the 4th quarter of 2015, IPP unit prices were 9.2% higher than the preceding quarter. To accommodate power coming into the system, BC Hydro had to choose between shutting down their own capacity or dumping power in markets outside BC at well below cost…
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