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2025/26 Season
Final 2025/25 seasonal determination update
Seasonal determination increases for Goulburn, Loddon, Broken and Bullarook systems
Monday 2 March 2026
Small seasonal determination improvement for the Bullarook system
Monday 16 February 2026
Another small Broken system seasonal determination increase
Monday 2 February 2026
Small change to Broken system seasonal determination
Thursday 15 January 2026
2025/26 seasonal determination update
Friday 2 January 2026
First seasonal determination for the Bullarook system
Monday 15 December 2025
Seasonal determination increases for the Goulburn, Broken and Loddon systems
Monday 1 December 2025
Victorian Murray seasonal determination increases to 100 per cent high-reliability water shares
Monday 17 November 2025
Seasonal determination increases for the Murray, Goulburn, Loddon and Broken systems
Monday 3 November 2025
Seasonal determination increases for the Murray, Goulburn, Loddon and Broken systems
Wednesday 15 October 2025
Murray, Goulburn, Loddon and Broken systems seasonal determinations increase
Wednesday 1 October 2025
Seasonal determination increases for the Murray, Goulburn, Loddon and Broken systems
Monday 15 September 2025
Seasonal determination increase for the Broken system
Monday 1 September 2025
Seasonal determination increases for the Murray, Goulburn and Loddon systems
Friday 15 August 2025
Small 2025/26 seasonal determination increases for the Murray, Goulburn and Loddon systems
Tuesday 15 July 2025
2025/26 opening seasonal determinations and risk of spill update
Tuesday 1 July 2025
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Seasonal Determinations
Current determination
Historical Determinations
2026/27 Season
2025/26 Season
2024/25 Season
2023/24 Season
2022/23 Season
2021/22 Season
2020/21 Season
2019/20 Season
2018/19 Season
2017/18 Season
2016/17 Season
2015/16 Season
2014/15 Season
2013/14 Season
2012/13 Season
2011/12 Season
2010/11 Season
2009/10 Season
2008/09 Season
2007/08 Season
How Seasonal Determinations Work
Low-Reliability Water Share Explained
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