Question: What is the name of the New South Wales, Australian city that was proclaimed in 7 September 1984 and has a suburn named Dora Creek? 
Context: Dora Creek is a small rural suburb of the City of Lake Macquarie in New South Wales, Australia, located west of Lake Macquarie in New South Wales and north of the town of Morisset. Eli James Harrison (12 October 1903 – 9 September 1976) was an Australian politician.  Born in Port Macquarie, New South Wales to farmer William Binney and Sophia Selina Turnbull, he was educated at state schools.  He then worked on a dairy farm before joining New South Wales Railways in 1925.  He was an official of the Australian Federated Union of Locomotive Enginemen from 1930 to 1949, and was its president in 1948.  He was active in local Labor Party politics, and was elected to the New South Wales Legislative Council in 1943.  He held that position until 1949, when he transferred to federal politics, defeating former New South Wales Premier Jack Lang for the new seat of Blaxland.  He held the seat until his retirement in 1969.  He first married Una Grace May Brown at Pleasant Plains, near Port Macquarie, NSW, on 15 October 1924, three days after reaching adulthood.  This marriage was dissolved on 6 July 1968.  He subsequently married Joyce Ethel McGovern on 7 September 1975 at North Melbourne, but died the following year. Emma Moffatt (born 7 September 1984) is an Australian professional triathlete.  She won a bronze medal at the 2008 Summer Olympics in Beijing, and won the gold at the ITU Triathlon World Championships in 2009 and in 2010.  She was born in Moree, New South Wales, and was raised in the northern New South Wales town of Woolgoolga. This is a list of the Mayors and Lord Mayors of Newcastle City Council and its predecessors, a local government area of New South Wales, Australia.  The official title of Lord Mayors while holding office is: The Right Worshipful Lord Mayor of Newcastle.  First incorporated on 7 June 1859 as the 'Municipality of Newcastle', the council became known as 'The Borough of Newcastle' on 23 December 1867 following the enactment of The Municipalities Act of 1867, and on 1 April 1938 the 'City of Greater Newcastle' was proclaimed.  In recognition of Newcastle's role as NSW's second oldest and largest city, the council applied to have the title 'Lord Mayor', which was granted in October 1947 by King George VI and applied in October 1948.  This made Newcastle the first Australian city that was not a capital to receive such an honour.  On 1 April 1949 the official title of the council became the 'City of Newcastle'. Albert Aaron Rosenfeld (28 July 1885 – 7 September 1970) was a pioneer Australian rugby league footballer, a national representative whose club career was played in Sydney and in England.  He played for New South Wales in the very first rugby league match run by the newly created 'New South Wales Rugby Football League' which had just split away from the established New South Wales Rugby Football Union.  During his 16-year English career he set a number of try-scoring records including the standing world first-grade record of 80 tries in a season in 1913–14. The City of Lake Macquarie is a local government area in the Hunter Region of New South Wales, Australia.  The area is situated adjacent to the city of Newcastle and is part of the Greater Newcastle Metropolitan Area.  It was proclaimed as a city from 7 September 1984.  The city is approximately 150 km north of Sydney.  One of its major tourist attractions is its lake, also named Lake Macquarie. Eraring Power Station is a coal fired electricity power station with four 720 MW Toshiba steam driven turbo-alternators for a combined capacity of 2,880 MW.  The station is located near the township of Dora Creek, on the western shore of Lake Macquarie, New South Wales, Australia and is owned and operated by Origin Energy.  It is Australia's largest power station. Thomas Louis "Tom" Bull (7 September 1905 – 11 August 1976) was an Australian politician.  Born in Wagga Wagga, New South Wales, he was educated at Wesley College in Melbourne, after which he returned to New South Wales as a grazier in Narrandera.  He was President of the Australian Woolgrowers and Graziers Council, 1962-1965, and was also a company director.  In 1964, he was elected to the Australian Senate as a Country Party Senator for New South Wales, taking his seat in 1965.  He was defeated in 1970, and died in 1976. Dora Creek railway station is located on the Main Northern line in New South Wales, Australia.  It serves the City of Lake Macquarie town of Dora Creek opening on 16 August 1889. The New South Wales Rugby League (NSWRL) is the governing body of rugby league in New South Wales and the Australian Capital Territory and is a member of the Australian Rugby League Commission.  It was formed in Sydney on 8 August 1907 and was known as the New South Wales Rugby Football League (NSWRFL) until 1984.  From 1908 to 1994, the NSWRL ran Sydney's, then New South Wales', and eventually Australia's top-level rugby league club competition from their headquarters (or "Bunker" as it was nicknamed during the Super League war) on Phillip Street, Sydney.  The organisation is responsible for administering the New South Wales rugby league team.
Answer: City of Lake Macquarie