Melville Water is a significant section of the Swan River in Perth, Western Australia. It is located west and downstream of Perth Water, from which it is separated by the Narrows Bridge. Melville Water was named in 1827 by Captain James Stirling, after 2nd Viscount Melville. The land south of Melville Water was named Melville Water Park Estate and was subdi…Melville Water is a significant section of the Swan River in Perth, Western Australia. It is located west and downstream of Perth Water, from which it is separated by the Narrows Bridge. Melville Water was named in 1827 by Captain James Stirling, after 2nd Viscount Melville. The land south of Melville Water was named Melville Water Park Estate and was subdivided for development in 1896.