Water Operations Report Murray-Lower Darling June 2018 Dam Storages Dartmouth Dam Storage 2013/14 2014/15 2015/16 2016/17 2017/18 110% 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% Jul Aug Sept Oct Nov Dec Jan Feb Mar Apr May Jun June 2018 Murray – Lower Darling Water System Operations Report 2 Dam Storages Hume Dam Storage 2013/14 2014/15 2015/16 2016/17 2017/18 110% 100% 90% 80% 70% 60% 50% 40% 30% Year-to-date Inflow: 20% - Unregulated – 1,135 GL 10% - Dartmouth Transfers – 134 GL 0% Jul Aug Sept Oct Nov Dec Jan Feb Mar Apr May Jun June 2018 Murray – Lower Darling Water System Operations Report 3 Dam Storages Lake Victoria Storage 2013/14 2014/15 2015/16 2016/17 2017/18 110% 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% Jul Aug Sept Oct Nov Dec Jan Feb Mar Apr May Jun June 2018 Murray – Lower Darling Water System Operations Report 4 Dam Storages Menindee Lakes Storage 2013/14 2014/15 2015/16 2016/17 2017/18 110% 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% Jul Aug Sept Oct Nov Dec Jan Feb Mar Apr May Jun June 2018 Murray – Lower Darling Water System Operations Report 5 Supplementary Access There has been one event in 2017/18 Murray River Dates Available Total Usage Colligen/Neimur System Dates Available Total Usage Hume Dam to Yarrawonga Weir Not Available Above Colligen Creek Regulator Not Available Colligen Creek Regualtor to Yarrawonga Weir to Barmah Bridge Not Available Not Available Barmah Bridge to Torumbarry Weir Not Available Barham/Moulamein Rd Torumbarry Weir to Barham Not Available Barham/Moulamein Rd to Mallen School Not Available Barham to Swan Hill Not Available Mallan School to Wakool Confluence Not Available Swan Hill to Murrumbidgee Junction Not Available Wakool/Yallakool System Dates Available Total Usage Wakool Offtake to Barham/Moulamein Rd Not Available Murrumbidgee Junction to Wentworth 22-Dec - 26 Dec 0 Barham/Moulamein Rd to Gee Gee Bridge Not Available (Includes Darling Weir pool) Gee Gee Bridge to Coonamit Bridge Not Available Wentworth Weir to Sotuh Australian 22-Dec - 27 Dec 0 Coonamit Bridge to Stoney Crossing Not Available Border Stoney Crossing to Murray Junction Not Available Darling River Not Available Yallakool Creek Offtake to Wakool Dates Available Total Usage Not Available Edward River confluence Edward River Offtake to Stevens Weir Not Available Merran Creek System Dates Available Total Usage (Including Gulpa Creek) Offtake Regulators to Swan Not Available Stevens Weir to Moulamein Not Available Hill/Moulamein Rd Moulamein to Wakool Junction Not Available Waddy Creek and Cabool System Not Available Swan Hill/Moulamein Rd to Wakool Not Available Confluence June 2018 Murray – Lower Darling Water System Operations Report 6 2017/18 Water Availability NSW Murray Sum of Sum of Sum of Sum of Share Sum of AWD Sum of Allocation Allocation Sum of Sum of UCF Licence Category Account Component Volume Carryover In Assignments Assignments Usage Usage Balance In Out DOMESTIC AND STOCK 13,756 5,601 13,756 - - - 8,155 - DOMESTIC AND STOCK [DOMESTIC] 1,248 594 1,247 - - - 653 - DOMESTIC AND STOCK [STOCK] 2,068 1,343 2,068 - - - 725 - LOCAL WATER UTILITY 33,497 14,165 33,497 - - 1,358 17,974 - REGULATED RIVER (CONVEYANCE) 330,000 808 230,340 - 71,086 50,554 250,064 - REGULATED RIVER (GENERAL SECURITY) 1,675,186 559,365 853,627 730,350 541,903 425,348 1,141,838 - REGULATED RIVER (HIGH SECURITY) 194,458 17,381 184,017 - 82,404 143,191 112,467 - REGULATED RIVER (HIGH SECURITY) [COMMUNITY AND 47 47 47 - - - - - EDUCATION] REGULATED RIVER (HIGH SECURITY) [RESEARCH] 801 801 801 - - - - - REGULATED RIVER (HIGH SECURITY) [TOWN WATER SUPPLY] 3,195 - 3,195 - - - 3,195 - SUPPLEMENTARY WATER 252,579 252,579 252,579 - - - - - TOTAL 2,506,836 852,683 1,575,174 730,350 695,392 620,451 1,535,071 - General Security Available Water Determination Of the total use, 262 GL is use from Date AWD ML/Share Total % July-17 0.13 13% environmental licences – this does not Sept-17 0.15 28% include any e-water use on private Oct-17 0.02 30% landholdings. In addition, the Murray Nov-17 0.05 35% Dec-17 0.11 46% Additional Allowance – 5,812 ML has been 15-Jan-18 0.03 49% delivered in July 2017. 15-Mar-18 0.02 51% Data as at 25 June 2018 June 2018 Murray – Lower Darling Water System Operations Report 7 2017/18 Water Availability Lower Darling Sum of Sum of Sum of Sum of Sum of Sum of Share Sum of Allocation Sum of Licence Category Account AWD Allocation UCF Component Carryover In Assignments Usage Balance Volume Assignments In Usage Out DOMESTIC AND STOCK 335 267 335 - - - 68 - DOMESTIC AND STOCK [DOMESTIC] 424 358 424 - - - 66 - DOMESTIC AND STOCK [STOCK] 612 587 612 - - - 25 - LOCAL WATER UTILITY 10,135 3,461 10,135 - - - 6,674 - REGULATED RIVER (GENERAL SECURITY) 79,507 13,066 79,507 65,997 88,363 124,817 92,383 - REGULATED RIVER (HIGH SECURITY) 7,771 575 7,771 - 768 5,013 2,951 - SUPPLEMENTARY WATER 250,000 250,000 - - - - - 250,000 TOTAL 348,784 268,314 348,784 65,997 89,131 129,830 102,166 - General Security Available Water Determination Date AWD ML/Share Total % 1-Jul-16 1 100% Of the total use, 25.8 GL is use from environmental licences. Data as of 25 June 2018 June 2018 Murray – Lower Darling Water System Operations Report 8 2017/18 Water Availability NSW Murray June 2018 Murray – Lower Darling Water System Operations Report 9 Resource Assessment NSW Murray Resource Distribution for 2017-18 15/05/2018 15/04/2018 15/03/2018 15/02/2018 1/02/2018 15/01/2018 15/12/2018 1/12/2018 15/11/2017 01/11/2017 01/10/2017 01/09/2017 Total available resource 2625 2560 2550 2370 2350 2350 2292 2120 2050 1,980 1,740 1,540 Less Carryover 730 730 730 730 730 730 730 730 730 730 730 690 Rules based environmental water 390 334 309 284 264 264 264 264 264 263 76 76 Essential supplies 54 54 54 54 54 54 54 54 54 54 54 54 (towns, stock, domestic) Announced high security subcategory 1 1 1 1 1 1 1 1 1 1 1 1 (education, research) AWD Announced high security AWD 184 184 184 184 184 184 184 184 184 184 184 184 Conveyance 230 230 230 228 228 228 224 215 210 206 202 191 Reserves 61 61 61 61 61 61 61 19 21 7 7 9 Announced general security AWD 854 854 853 828 828 828 774 653 586 535 486 335 2018/19 high priority requirements 121 112 128 - - - - - - - - - commencing 1 July 2018 June 2018 Murray – Lower Darling Water System Operations Report 10 IVT Account June 2018 Murray – Lower Darling Water System Operations Report 11 IVT Account June 2018 Murray – Lower Darling Water System Operations Report 12 6 Month Rainfall June 2018 Murray – Lower Darling Water System Operations Report 13 12 Month Rainfall June 2018 Murray – Lower Darling Water System Operations Report 14 Storage Inflows Dartmouth Dam - 6 month inflows/statistical 300 inflows 99 percentile Inflows are consistent with rainfall 250 75 percentile trends over the past 6 month 50 percentile 200 period. Actual inflow for the 6 25 percentile 150 Actual Inflow months is 148 GL just below the th 100 50 percentile inflows (168 GL): InflowVolume (GL) while the minimum is 36 GL. 50 0 Dartmouth Dam - 12 month inflows/statistical Dec-17 Jan-18 Feb-18 Mar-18 Apr-18 May-18 1200 inflows 99 percentile 1000 Inflows are consistent with rainfall 75 percentile 800 50 percentile trends over the past 12 month 25 percentile 600 period. Actual inflow for the 12 Actual Inflow months is 554 GL just below 75th 400 percentile (603 GL): while the InflowVolume (GL) 200 minimum is 166 GL. 0 June 2018 Murray – Lower Darling Water System Operations Report 15 Storage Inflows Hume Dam - 6 month inflows/statistical inflows 700 99 percentile Inflows are below rainfall trends 600 75 percentile over the past 6 month period. 500 50 percentile Actual inflow for the 6 months is 400 25 percentile th Actual Inflow 253 GL just above the 90 300 percentile inflows (226 GL): while 200 InflowVolume (GL) the minimum is 35 GL. 100 0 Dec-17 Jan-18 Feb-18 Mar-18 Apr-18 May-18 Hume Dam - 12 month inflows/statistical inflows 4000 99 percentile Inflows are below rainfall trend 3500 75 percentile 3000 over the past 12 month period. 50 percentile 2500 25 percentile Actual inflow for the 12 months is 2000 Actual Inflow 1,183 GL just above 90th 1500 1000 percentile (1,050 GL): while the InflowVolume (GL) 500 minimum is 124 GL. 0 June 2018 Murray – Lower Darling Water System Operations Report 16 Storage Inflows Menindee Lakes - 6 month inflows/statistical inflows 2000 There has been no inflow to 1800 99 percentile 1600 75 percentile Menindee Lakes System in the 1400 50 percentile past 6 months. Actual inflow for 1200 25 percentile 1000 Actual Inflow the 6 months is 0 GL; the 800 minimum is 0 GL, while the 50th 600 InflowVolume (GL) 400 percentile is 428 GL. 200 0 Dec-17 Jan-18 Feb-18 Mar-18 Apr-18 May-18 Menindee Lakes - 12 month inflows/statistical 3500 inflows Inflows over the past 12 months 99 percentile 3000 75 percentile have been very low with 31 GL; 2500 th 50 percentile 50 percentile inflows are 797 GL; 2000 25 percentile while the minimum is 0 GL.