Predispatch Hourly Ontario Zonal Energy Price Report 1 PUB 2026-05-19T21:13:27 2026-05-20 1 35.97 -0.15 -1.24 2 30.34 -0.13 -1.12 3 14.03 -0.05 -0.39 4 13.68 -0.04 -0.47 5 13.86 -0.06 -0.35 6 36.92 -0.2 -0.8 7 32.11 -0.22 -1.01 8 32.26 -0.23 -0.98 9 39.4 -0.27 -1.18 10 31.72 -0.19 -0.92 11 31.68 -0.16 -0.95 12 23.68 -0.16 -0.62 13 23.61 -0.16 -0.57 14 23.21 -0.15 -0.58 15 23.46 -0.16 -0.58 16 31.82 -0.2 -0.86 17 31.87 -0.25 -0.93 18 55.78 -0.48 -5.06 19 57.92 -0.51 -5.2 20 73.57 -0.63 -7.75 21 45.17 -0.35 -2.66 22 31.45 -0.16 -1.04 23 38.61 -0.19 -1.33 24 31.12 -0.15 -0.77