8/5/2023 0 Comments North american power grid map![]() ![]() The 35 major transmission lines connecting our two countries offer enhanced reliability, security and affordability to customers on both sides of the border. Canada and the US have one of the most integrated electric grids in the world. This type of cooperation is not surprising. Manitoba Hydro also stepped in to make surplus electricity available to the Midcontinent ISO (MISO) market, supplying an average of 550MW of power, with peaks of up to 1,000MW, throughout the week. ![]() Early in the week, SaskPower, Saskatchewan’s principal utility company, began exporting 150MW to SPP, later increasing the amount to 175MW, to shore up supply. Southwest Power Pool (SPP), a regional transmission organization serving 17 states from North Dakota down to parts of Northern Texas, reached out to and received help from their northern neighbours. To meet these new and urgent demands, some states looked farther afield, including to Canada, to bolster their energy mix. In many places, this combination of events overloaded electric grid systems, leaving millions without power. The sustained, icy Arctic conditions caused a spike in demand for electricity, at the same time as some parts of the grid were forced offline. A polar vortex sent the mercury plummeting, bringing record-breaking temperatures to more than a dozen states, including Texas and across the Midwest. Last week, many parts of the US felt a lot more like Canada – temperature-wise, at least. ![]()
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