❓ A WA parliamentary question seeks data on Water Corporation's groundwater licensing and usage from various aquifers in the south west over the past five financial years. The Water Corporation provides detailed data on allocations and actual draw for the Yarragadee, Leederville, Gnangara, Jandakot, and other superficial aquifers.
AnsweredQoN 871Legislative Assembly
QuestionView source ↗
I refer to Water Corporation's licensing and drawdown of water from ground water sources in the south west for the past five financial years , and ask: (a) What is Water Corp's licensed allocation of water from each of the Yarragadee and Leederville aquifers; (b) What is Water Corp's licensed allocation of water from each of Gnangara, Jandakot and any other superficial aquifers; (c) How much water did Water Corp draw from each of the Yarragadee and Leederville aquifers over the past five years; and (d) How much water did Water Corp draw from each of the Gnangara, Jandakot and any other superficial aquifers over the past five years?
AnswerView source ↗
Answered
10 October 2023
Responded by
Minister for Water
Response time
9 days
Answer From Water Corporation
(a)
Year (FY)
Yarragadee Aquifer
Leederville Aquifer
Allocation (ML)
Allocation (ML)
2018/19
63,035
52,905
2019/20
61,835
51,555
2020/21
67,985
59,185
2021/22
67,785
58,510
2022/23
67,185
58,910
(b)
Year (FY)
Gnangara
Superficial Aquifer
Allocation (ML)
Jandakot
Superficial Aquifer
Allocation (ML)
Other
Superficial Aquifers
Allocation (ML)
2018/19
34,343
3,900
883
2019/20
35,443
4,150
883
2020/21
35,913
3,900
883
2021/22
36,813
3,900
883
2022/23
37,013
3,900
883
(c)
Year (FY)
Yarragadee Aquifer
Leederville Aquifer
Draw (ML)
Draw (ML)
2018/19
54,281
42,833
2019/20
57,878
48,410
2020/21
56,976
50,542
2021/22
53,337
48,259
2022/23
59,669
49,849
(d)
Year (FY)
Gnangara Superficial Aquifer
Draw (ML)
Jandakot
Superficial Aquifer
Draw (ML)
Other
Superficial Aquifers
Draw (ML)
2018/19
31,437
3,455
294
2019/20
34,341
4,142
299
2020/21
34,937
3,893
270
2021/22
33,903
3,803
277
2022/23
32,716
3,857
237
(a)
Year (FY)
Yarragadee Aquifer
Leederville Aquifer
Allocation (ML)
Allocation (ML)
2018/19
63,035
52,905
2019/20
61,835
51,555
2020/21
67,985
59,185
2021/22
67,785
58,510
2022/23
67,185
58,910
(b)
Year (FY)
Gnangara
Superficial Aquifer
Allocation (ML)
Jandakot
Superficial Aquifer
Allocation (ML)
Other
Superficial Aquifers
Allocation (ML)
2018/19
34,343
3,900
883
2019/20
35,443
4,150
883
2020/21
35,913
3,900
883
2021/22
36,813
3,900
883
2022/23
37,013
3,900
883
(c)
Year (FY)
Yarragadee Aquifer
Leederville Aquifer
Draw (ML)
Draw (ML)
2018/19
54,281
42,833
2019/20
57,878
48,410
2020/21
56,976
50,542
2021/22
53,337
48,259
2022/23
59,669
49,849
(d)
Year (FY)
Gnangara Superficial Aquifer
Draw (ML)
Jandakot
Superficial Aquifer
Draw (ML)
Other
Superficial Aquifers
Draw (ML)
2018/19
31,437
3,455
294
2019/20
34,341
4,142
299
2020/21
34,937
3,893
270
2021/22
33,903
3,803
277
2022/23
32,716
3,857
237
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