Question On Notice No. 1058 asked in the Legislative Council on 20 October 2022 by Hon Dr Steve Thomas
Question Directed to the: Parliamentary Secretary representing the Minister for Energy
Parliament: 41 Session: 1
Question
For each of the financial years 2016-17, 2017-18, 2018-19, 2019-20, 2020-21 and 2021-22, I ask:
(a) how many residential rooftop solar systems have been installed each year in Western Australia; and
(b) what is the total amount of energy purchased each year through the renewable energy buyback scheme?
Answered on 22 November 2022
The tables below show:
1. The number of residential rooftop solar systems installed each financial year from 2016/17 to 2021/22 for each agency’s service area.
2. The total amount of energy purchased through the Renewable Energy Buyback Scheme (REBS) and the Distributed Energy Buyback Scheme (DEBS), which replaced the REBS from November 2020.
Horizon Power
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Question:
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1
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2
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|
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FY
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|
Total energy purchased GWh
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|
Number of rooftop solar installations
|
REBS
|
DEBS
|
|
2016/17
|
91
|
6.34
|
0
|
|
2017/18
|
75
|
6.44
|
0
|
|
2018/19
|
251
|
7.3
|
0
|
|
2019/20
|
1,115
|
9.65
|
0
|
|
2020/21
|
529
|
12.38
|
0.42
|
|
2021/22
|
852
|
10.6
|
2.78
|
|
Total:
|
2,913
|
52.71
|
3.2
|
Synergy
The data provided is for the South West Interconnected System (SWIS) only.
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Period
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Installed Rooftop Solar
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REBS export consumption GWh
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DEBS export consumption GWh
|
Feed in Tariff export consumption GWh
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|
a) 2016-17
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26,667
|
488.954
|
0
|
131.874
|
|
b) 2017-18
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28,649
|
604.691
|
0
|
126.393
|
|
c) 2018-19
|
30,435
|
773.969
|
0
|
128.48
|
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d) 2019-20
|
28,449
|
939.153
|
0
|
108.864
|
|
e) 2020-21
|
33,577
|
1,097.74
|
66.807
|
78.553
|
|
f) 2021-22
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29,875
|
1,008.63
|
389.504
|
3.982
|