On November 19, the OEB released a table enumerating the amount of power produced by each type of supply in Ontario in 2011. This information is released by the Board every year. The results are as follows:
Electricity Sources System-Wide Electricity Supply Mix (2011)
Water Power 22.2%
Alternative Power Sources 3.4%
Nuclear Energy 56.9%
Natural Gas 14.7%
Coal or Oil 2.7%
*Note the total calculation is off by 0.1% due to rounding.