Question: In New South Wales, the ABC Local Radio Station ABC Western Plains, broadcasts to what northern town;which is near the junctions of the Barwon and Naomi rivers?

Context paragraphs:
ABC North Coast: ABC North Coast is an ABC Local Radio station based in Lismore and broadcasting to the Northern Rivers region in New South Wales.  This includes the towns and cities of Grafton, Ballina, Casino and Murwillumbah.

ABC Western Victoria: ABC Western Victoria (call sign: 3WV) is an ABC Local Radio station in the Wimmera region of Victoria, Australia.  Its primary transmitter is located in Horsham which broadcasts on 594 kHz AM.  The station is clearly receivable over most of western Victoria, well beyond the Wimmera.  In the past, it was designed to serve this broader region.

91.7 ABC Gold Coast: 91.7 ABC Gold Coast (ACMA callsign: 4ABCRR) is an ABC Local Radio station.  Based in the suburb of Mermaid Beach, the station broadcasts to the Gold Coast and surrounding hinterland in Queensland, covering as far south as Byron Bay in New South Wales.

ABC Western Plains: ABC Western Plains is an ABC Local Radio station based in Dubbo, New South Wales.  The broadcast region stretches from Wellington north to Goodooga and west from Coonabarabran to Wilcannia.  The station covers the top half of the Far West region and part of the Orana region of New South Wales.  This includes Dubbo City and the towns of Bourke, Cobar, Nyngan, Walgett, Mudgee, Lightning Ridge, Gilgandra, Coonamble and Warren

Christopher Lawrence (broadcaster): Christopher Lawrence (born 24 December 1956) is a classical musician, author, and conductor.  He is most notable for his work as a broadcaster on Australian Broadcasting Corporation radio station ABC Classic FM, and previously on ABC Radio National and ABC Local Radio.

Walgett, New South Wales: Walgett is a town in northern New South Wales, Australia, and the seat of Walgett Shire.  It is near the junctions of the Barwon and Namoi rivers and the Kamilaroi and Castlereagh Highways.  In 2011, it had a population of 2,267 including 1,004 Indigenous persons and 1,073 non-Indigenous Australian-born persons.  The balance of the population was born overseas.

ABC Radio Brisbane: ABC Radio Brisbane (callsign: 4QR) is an ABC Local Radio station in Brisbane, Queensland.  It is one of the largest stations in the network, serving as a base for Queensland programming - many programs are broadcast across the ABC Local Radio network in regional and rural areas of Queensland when those stations are not carrying local programming.

ABC Radio Hobart: ABC Radio Hobart (call sign: 7ZR) is the ABC Local Radio station for Hobart, Tasmania, owned by the Australian Broadcasting Corporation.  It currently broadcasts on 936 kHz on the AM band.  Originally the station broadcast on 1160 kHz, in 1953 switched to 940 kHz, and in 1978 to the present frequency.  ABC Radio Hobart also operates a low power repeater station covering the Orford and Triabunna area where the AM signal is received poorly.  This service broadcasts from Moreys Hill, Triabunna using the FM band on a frequency of 90.5 MHz.  ABC Northern Tasmania simulcasts 936's programming when not airing local shows for their region.

ABC Central West: ABC Central West (call sign: 2CR) is the ABC Local Radio station for the Central Tablelands region, based in Orange, New South Wales, owned by the Australian Broadcasting Corporation.  It broadcasts on 549 kHz on the AM band.  The 549 kHz signal is one of the most powerful in Australia, with the coverage map on the ABC's reception website showing that the station can be heard in Northern Victoria and South Western Queensland during normal daytime conditions.

Taronga Western Plains Zoo: Taronga Western Plains Zoo, formerly known as (and still commonly referred to as) Western Plains Zoo and commonly known as Dubbo Zoo, is a large zoo near Dubbo, New South Wales, Australia.  It opened to the public on 28 February 1977, to provide more living and breeding space for large animals such as elephants and antelopes which needed more space than was available at the restricted Sydney site.  The zoo is run by the Taronga Conservation Society (formerly Zoological Parks Board of New South Wales), along with Taronga Zoo.  Western Plains Zoo is located on the Newell Highway in west Dubbo about 4 km from the city.

Supporting paragraphs: ABC Western Plains Walgett, New South Wales
Answer: Walgett