Predispatch Hourly Ontario Zonal Energy Price Report 1 PUB 2026-05-21T06:09:53 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 45.31 -0.28 -1.12 10 31.64 -0.19 -0.71 11 26.45 -0.16 -0.56 12 20.55 -0.14 -0.38 13 14.47 -0.11 0 14 20.9 -0.15 0 15 27.7 -0.23 0 16 31.91 -0.3 -0.01 17 26.43 -0.21 -0.5 18 27.5 -0.27 -0.29 19 32.02 -0.32 -0.67 20 40.06 -0.4 -0.97 21 36.84 -0.36 -0.83 22 14.78 -0.12 0 23 14.32 -0.1 -0.19 24 14.06 -0.08 -0.01