Source: IESO – Hourly Ontario and Market Demands
Description: This line graph shows the average daily electricity demand in MW each hour of the day from 2002 to 2016. Demands are seen to decrease fairly consistently each year. An additional line charts the difference between the 2002 and 2016 demand lines. From about 1 a.m. to 6 a.m., 2016 demand is roughly 1 430 MW lower. The difference increases to a peak of 2 710 MW lower at noon, and decreases again to about 1 650 MW lower than 2002 demand after 7 p.m.