as of march 31, 2018, manitoba hydro serves a peak manitoba electrical load of 5,648 megawatts. electrical supply to manitoba customers was 22.5 terawatt-hours in fiscal 2017, with total revenue due to electricity of $1.464 billion cad. extra-provincial sales totaled $437 million in 2017-18 and were at 9.448 terawatt-hours, with normal water flows. the company also delivered 2.048 billion cubic metres of natural gas in 2017-18, which contributed $346 million cad to revenues.