Border Rivers Alluvium Groundwater Status Update Texas Golf Club, - PowerPoint PPT Presentation

Border Rivers Alluvium Groundwater Status Update Texas Golf Club, QLD. 8 August 2019

Water Sources – NSW Water Sharing Plan Macintyre Brook ! . GOONDIWINDI B B k r i e ra g a l o w Cr e c KEETAH ker k C . ! BOGGABILLA BRIDGE ee r e r h C e k s D u er u Queensland m Ri v a r e q r s B Mo b b M in a d ci ry re e c k n t y ek r e Pike Cre R i v er TEXAS Ot ! . t l e D y a m s are C . ! s q r R NORTH STAR e YETMAN Glenlyor e i ve ! . k r Dam New South Wales ! . MINGOOLA . ! BONSHAW O t t l e ys C r e e k S e v e r n R i v e r B eard y Riv ± 0 5 10 20 Legend e r Kilometers ! . Towns ! . ASHFORD Rivers Roads Pindari NSW Boundary Lake Border Rivers Upstream Keetah Bridge Border Rivers Downstream Keetah Bridge Macintyre Alluvium Ottleys Creek Alluvium

Water Sources – Water Resource Plan

Upstream of Keetah Bridge Cross Section

Extraction Limit Compliance - Upstream of Keetah Bridge Access Licence Number of Share Average Use Since Plan: Category Licences Component 4,623.6 ML Aquifer 27 15,392 5 Year Average Use: Local Water Utility 1 10 5,558.2 ML Extraction Limit: 8,085 ML/Year (177 ML/y BLR) Basic Rights Annual extraction 5- Year average extraction (ML) LTAAEL (ML)1 LTAAEL + 10% trigger (ML) 10,000 9,000 Note: 2018/19 8,000 usage 7,000 Volume (ML) not finalised with Extraction Limit 6,000 5,000 4,000 3,000 2,000 1,000 0 2011-12 2012-13 2013-14 2014-15 2015-16 2016-17 2017-18 2018-19

Extraction Limit Compliance - Downstream of Keetah Bridge Access Licence Number of Share Average Use Since Category Licences Component Plan: 65.7 ML Aquifer 2 485 5 Year Average Use: Extraction Limit: 316 ML/Year (64 ML/y BLR) 65.9 ML Basic Rights Annual extraction 5- Year average extraction (ML) LTAAEL (ML)1 LTAAEL + 10% trigger (ML) 350 300 Volume (ML) 250 Note: 2018/19 usage 200 not finalised 150 100 50 0 2011-12 2012-13 2013-14 2014-15 2015-16 2016-17 2017-18 2018-19

Extraction Limit Compliance - Macintyre Access Licence Number of Share Category Licences Component Average Use Since Plan: Aquifer [high 3 1,558 133 ML security] 5 Year Average Use: Local Water Utility 1 35 134.4 ML Extraction Limit: 373 ML/Year (104 ML/y BLR) Basic Rights Annual extraction 5- Year average extraction (ML) LTAAEL (ML)1 LTAAEL + 10% trigger (ML) 450 400 350 Note: 2018/19 Volume (ML) usage 300 not finalised 250 200 150 100 50 0 2011-12 2012-13 2013-14 2014-15 2015-16 2016-17 2017-18 2018-19

Extraction Limit Compliance - Ottleys Extraction Limit: 30 ML/Year (BLR provision only) Annual extraction 30 Volume (ML) 20 10 0 2011-12 2012-13 2013-14 2014-15 2015-16 2016-17 2017-18 2018-19

Groundwater Temporary Trading Upstream of Keetah Bridge Temporary trades Water Year Total Volume No of Trades 2017-18 760 2 2014-15 150 1

Groundwater Permanent Trading Upstream of Keetah Bridge Permanent Trades Water Year Total Volume No of Trades 2017-18 500 1 2016-17 164 1

https://watersource.awa.asn.au/environment/natural-environment/murray-darling-basin-drought- Page 11 most-severe-on-record/?

Rainfall Residual Mass Texas Post Office Goondiwindi Post Office and Airport 1400 1200 Rainfall Residual Mass 1000 800 600 400 200 0 -200 1987 1990 1993 1996 1999 2002 2005 2008 2011 2014 2017 2020 Year

All Bores

Average use last 5 years

Location of Bores with Hydrographs Presented

Example Hydrograph

Upstream of Keetah Bridge Hydrographs

Upstream of Keetah Bridge Hydrographs Water Level (m below GL) Water Level (m below GL) 46 44 42 40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 46 44 42 40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0 8 6 4 2 0 Jul-86 Jul-86 GW040829 - Pipe 1: 8m - 11m Jul-87 Jul-87 Jun-88 Jun-88 Jun-89 Jun-89 Jun-90 Jun-90 Jun-91 Jun-91 GW0040644 - Pipe 1: 9.9m deep, open ended Jun-92 Jun-92 Jun-93 Jun-93 Jun-94 Jun-94 GW040829 - Pipe 2: 18m - 24m Jun-95 Jun-95 Jun-96 Jun-96 Jun-97 Jun-97 Jun-98 Jun-98 Jun-99 Jun-99 Jun-00 Jun-00 Jun-01 Jun-01 Jun-02 Jun-02 Jun-03 Jun-03 GW040831 - Pipe 1: 36m - 41m Jun-04 Jun-04 Jun-05 Jun-05 Jun-06 Jun-06 Jun-07 Jun-07 GW040641 - Pipe 1: 31.4m - 48.1m Jun-08 Jun-08 Jun-09 Jun-09 Jun-10 Jun-10 Jun-11 Jun-11 GW040831 - Pipe 2: 72m - 78m Jun-12 Jun-12 Jun-13 Jun-13 Jun-14 Jun-14 Jun-15 Jun-15 Jun-16 Jun-16 Jun-17 Jun-17 Jun-18 Jun-18 Jun-19 Jun-19

Downstream of Keetah Bridge Hydrograph

Water Level (m below GL) Downstream of Keetah Bridge Hydrograph 46 44 42 40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0 Jul-86 Jul-87 Jun-88 Jun-89 Jun-90 Jun-91 Jun-92 GW036684 - Pipe 1: 18m - 26m Jun-93 Jun-94 Jun-95 Jun-96 Jun-97 Jun-98 Jun-99 Jun-00 Jun-01 Jun-02 Jun-03 Jun-04 Jun-05 Jun-06 GW036684 - Pipe 2: 29m - 35m Jun-07 Jun-08 Jun-09 Jun-10 Jun-11 Jun-12 Jun-13 Jun-14 Jun-15 Jun-16 Jun-17 Jun-18 Jun-19

Water Level (m below GL) 20 18 16 14 12 10 Downstream of Keetah Bridge Hydrograph 8 6 4 2 0 Jul-86 Jul-87 Jun-88 Jun-89 Jun-90 Jun-91 GW036684 - Pipe 1: 18m - 26m Jun-92 Jun-93 Jun-94 Jun-95 Jun-96 Jun-97 Jun-98 Jun-99 Jun-00 Jun-01 Jun-02 Jun-03 Jun-04 Jun-05 GW036684 - Pipe 2: 29m - 35m Jun-06 Jun-07 Jun-08 Jun-09 Jun-10 Jun-11 Jun-12 Jun-13 Jun-14 Jun-15 Jun-16 Jun-17 Jun-18 Jun-19

Macintyre River Alluvium Hydrograph

Water Level (m below GL) 46 44 42 40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0 Jul-86 Jul-87 Macintyre River Alluvium Hydrograph Jun-88 Jun-89 Jun-90 Jun-91 Jun-92 Jun-93 Jun-94 Jun-95 Jun-96 Jun-97 Jun-98 GW036685 - Pipe 1: 12m - 13.5m Jun-99 Jun-00 Jun-01 Jun-02 Jun-03 Jun-04 Jun-05 Jun-06 Jun-07 Jun-08 Jun-09 Jun-10 Jun-11 Jun-12 Jun-13 Jun-14 Jun-15 Jun-16 Jun-17 Jun-18 Jun-19

Ottleys Creek Alluvium Hydrograph

Water Level (m below GL) 46 44 42 40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0 Jul-86 Jul-87 Ottleys Creek Alluvium Hydrograph Jun-88 Jun-89 Jun-90 Jun-91 Jun-92 Jun-93 GW036692 - Pipe 1: 11m - 13m Jun-94 Jun-95 Jun-96 Jun-97 Jun-98 Jun-99 Jun-00 Jun-01 Jun-02 Jun-03 Jun-04 Jun-05 Jun-06 GW036692 - Pipe 2: 32m - 34m Jun-07 Jun-08 Jun-09 Jun-10 Jun-11 Jun-12 Jun-13 Jun-14 Jun-15 Jun-16 Jun-17 Jun-18 Jun-19

Further Information • Water Sharing Plan for the NSW Border Rivers Alluvium Groundwater Sources 2020 • NSW Border Rivers Alluvium Water Resource Plan – Groundwater Resource Description • Water Resource Plan • https://www.industry.nsw.gov.au/water/plans- programs/water-resources-plans/drafts/nsw- border-rivers-alluvium/components Page 26

Thank You Page 27

U/S Keetah Groundwater Model Area