Saudi Electricity Co (SEC) has said its power generation capacity rose 75.9% from 25,800 MW in April 2000 to almost 45,389 megawatts in the first quarter of 2010, Arabic Okaz daily has reported. The length of the state-owned utility's electricity transmission networks increased 44.6% to 42,787 kilometres from 29,600 kilometres in 2000, SEC said. The distribution grid grew 62.5% to 368,390 kilometres from almost 226,664 kilometres over the same period.