 The town of Geelong officially became a city on 8 December 1910.The city gained a number of essential services, with electric light supplied by the Geelong Power Station starting in 1902, the Geelong Harbour Trust was formed in December 1905, and the Geelong Waterworks and Sewerage Trust formed in 1908.Electric trams began operation in 1912, travelling from the city centre to the suburbs until their demise in 1956.