The latter, which forms Penang's northern border with Kedah, provides up to 80% of Penang's water supply. In 1904, George Town became the first city within British Malaya to be supplied with electricity, upon the completion of a hydroelectric scheme. Currently, electricity for industrial and domestic consumption is provided by Tenaga Nasional Berhad (TNB), which operates a 398MW oil-powered power plant at Gelugor. , Penang had a recorded broadband penetration rate of 80.3%, the highest among all Malaysian states. Penang is also the first Malaysian state to provide its citizens with free internet connection. "Penang Free Wi-Fi", launched by the Penang state government in 2008, aims to boost internet penetration throughout Penang and is provided free-of-charge. Its bandwidth speeds within the George Town city centre were increased to 3Mbit/s, while 1,560 hotspots have been installed throughout the state.