Predispatch Hourly Ontario Zonal Energy Price Report 1 PUB 2026-05-21T08:09:22 2026-05-21 1 31.24 -0.14 -0.03 2 27.27 -0.06 1.43 3 39.22 -0.14 1.11 4 35.09 -0.09 3.37 5 48.32 -0.17 -0.99 6 56.66 -0.24 3.6 7 39.6 -0.14 -0.95 8 39.09 -0.22 -0.92 9 47.63 -0.28 -1.22 10 54.93 -0.29 -1.45 11 35.53 -0.19 -0.87 12 20.56 -0.13 -0.38 13 14.44 -0.1 0 14 14.51 -0.1 0 15 14.63 -0.12 0 16 25.96 -0.21 -0.01 17 14.51 -0.11 -0.18 18 25.43 -0.24 -0.48 19 31.88 -0.3 -0.68 20 38.5 -0.37 -0.94 21 32.21 -0.3 -0.72 22 14.79 -0.12 0 23 14.31 -0.1 -0.19 24 13.99 -0.08 -0.01