We deliver safe and reliable energy to Canberra and the region. We own and operate 2,358 square kilometres of electricity network and over 4,563 kilometres of gas mains. We supply electricity to … We deliver safe and reliable energy to Canberra and the region. We own and operate 2,358 square kilometres of electricity network and over 4,563 kilometres of gas mains. We supply electricity to over 200,000 residential and business customers across the ACT and 146,000 gas customers in the ACT and NSW.