Question: What town, which is about 30 km south of Gulgong, is the center of the Mid-Western Regional Council local government area in New South Wales, Australia?

full_context: Document 1: Moruya, New South Wales: Moruya is a town in New South Wales, Australia, situated on the Moruya River, on the far south coast situated on the Princes Highway 305 km south of Sydney and 175 km from Canberra. At the 2011 census, Moruya had a population of 2,531 people. The town relies predominantly on agriculture, aquaculture, and tourism. Moruya is administered by the Eurobodalla Shire council and the shire chambers are located in the town.
Document 2: Sandy Hollow–Gulgong railway line: The Sandy Hollow–Gulgong railway line is a railway line in eastern New South Wales, Australia. The line forms a cross country connection from the Main North line in the Upper Hunter region to the Gwabegar line in the Central West region. The line is approximately 125 kilometres in length. From the Gwabegar line, trains can then ultimately reach the Main West line creating a circuitous bypass of Sydney for freight traffic heading between the west and north of New South Wales. The line was opened in 1985.
Document 3: Taree: Taree is a town on the Mid North Coast, New South Wales, Australia. Taree and nearby Cundletown were settled in 1831 by William Wynter. Since then Taree has grown to a population of around 26,400 and is the centre of a significant agricultural district. It is 16 km from the Tasman Sea coast, and 317 km north of Sydney. Taree can be reached by train via the North Coast Railway, and by the Pacific Highway.
Document 4: Bingara, New South Wales: Bingara (Aboriginal for 'creek') is a small town on the Gwydir River in Murchison County in the New England region of New South Wales, Australia. In 2011, Bingara had a population of 1,093 people. and is currently the administrative centre for the Gwydir Shire that was created in 2003. It has a culturally homogeneous population as residents are mostly of Anglo-Celtic background. Only 9.4% of the population is born overseas and 3.3% is of Aboriginal or Torres Strait Islander background. It is a popular site for retirement and hence has an old population, with 53.8% aged 55 years and over, compared to the national average of 26.4%. Bingara's socioeconomic status is comparatively lower than that of Australia. Bingara is one of the few places in Australia where diamonds have been found. The Gwydir River being a main highlight of the town is a main catchment of the Murray-Darling System.
Document 5: Mid-Western Regional Council: The Mid-Western Regional Council is a local government area in the Central West region of New South Wales, Australia. The area under administration is located adjacent to the Castlereagh Highway that passes through the middle of the area in an approximate southeast-northwest direction.
Document 6: Wollongong: Wollongong ( ), informally referred to as "The Gong", is a seaside city located in the Illawarra region of New South Wales, Australia. Wollongong lies on the narrow coastal strip between the Illawarra Escarpment and the Pacific Ocean, 82 kilometres (51 miles) south of Sydney. Wollongong had an estimated urban population of 295,842 at June 2016, making it the third largest city in New South Wales after Sydney and Newcastle, and the tenth largest city in Australia.
Document 7: City of Lithgow: The City of Lithgow is a local government area in the Central West region of New South Wales, Australia. The area is located adjacent to the Great Western Highway and the Main Western railway line.
Document 8: Woolgoolga, New South Wales: Woolgoolga is a town on the Mid North Coast of New South Wales, Australia. It is on the Pacific Highway, approximately 550 km north of Sydney and 365 km south of Brisbane. The closest city to Woolgoolga is Coffs Harbour, which lies 25.8 km to the south. Woolgoolga has two beaches on the Pacific Ocean. The area has long been a centre of banana growing in New South Wales, but this industry has declined in the face of competition from Queensland and overseas. Recent times have seen many banana plantations replaced by blueberries after banana sales slumped in the late 1990s. Timbergetting and sawmilling was established in 1883. A government jetty was constructed in 1892 upon which tramways were laid. These led to sawmills in the town which in turn were connected by light railway to the Jesse Simpson Range forest areas. The jetty was demolished over a prolonged period from 1952 to 1956.
Document 9: Lithgow, New South Wales: Lithgow is a city in the Central Tablelands of New South Wales, Australia and is the administrative centre of the City of Lithgow local government area. It is located in a mountain valley named Lithgow's Valley by John Oxley in honour of William Lithgow, the first Auditor-General of New South Wales.
Document 10: Gulgong: Gulgong is a 19th-century gold rush town in the Central Tablelands and the wider Central West regions of the Australian state of New South Wales. The town is situated within the Mid-Western Regional Council local government area. It is located about 300 km north west of Sydney, and about 30 km north of Mudgee along the Castlereagh Highway. At the 2016 Census, Gulgong had a population of 2,521.
Document 11: Nyngan: Nyngan [pr: ning-gan] is a town in the centre of New South Wales, Australia, in the Bogan Shire local government area within the Orana Region of central New South Wales. At the 2011 census, Nyngan had a population of 2,073 people. Nyngan is situated on the Bogan River between Narromine and Bourke, on the junction of the Mitchell Highway and Barrier Highway, 583 km north-west of Sydney by road. The Barrier Highway starts at Nyngan, and runs west to Cobar and on through Wilcannia and Broken Hill into South Australia.
Document 12: Binnaway, New South Wales: Binnaway is a small town located on the Castlereagh River in central western New South Wales near the larger centre of Coonabarabran, which is about 35 kilometres to the north. In 2006, the town had a population of 495 people. The road linking these two towns closely follows the meandering Castlereagh River. There are many pleasant areas to stop beside the road and on the river banks to have a picnic. Binnaway is also located near the similarly sized small town of Mendooran. Following local government amalgamation, the town is now located in the Warrumbungle Shire Council area which is headquartered at Coonabarabran.
Document 13: Mogo, New South Wales: Mogo (postcode: 2536) is a small heritage town in the South Coast region of the state of New South Wales, Australia. Mogo is administered by the Eurobodalla Shire council. The town is located on the Princes Highway (Highway 1), south of Batemans Bay and north of Moruya. At the 2016 census , Mogo had a population of 322.
Document 14: Mudgee: Mudgee is a town in the Central West of New South Wales, Australia. It is in the broad fertile Cudgegong River valley 261 km north-west of Sydney. Mudgee is at the centre of the Mid-Western Regional Council local government area. At the 2016 census , Mudgee had a population of 10,923 people.
Document 15: Mungindi: Mungindi is a town and locality on the border of New South Wales (NSW) and Queensland, Australia. The town is within Moree Plains Shire in New South Wales and within the Shire of Balonne in Queensland. Within Queensland, the locality is split between the Shire of Balonne (the western part) and the Goondiwindi Region (eastern part). It possesses a New South Wales postcode. Mungindi sits on the Carnarvon Highway and straddles the Barwon River which is the border between New South Wales and Queensland. At the 2011 census , Mungindi had a population of 738 on the New South Wales side. The population on the Queensland side is now included in Thallon, which had a population, including the surrounding area, of 382.
ground_truth: Mudgee