❓ WA Parliamentary Question on Notice 1058 requests data on residential rooftop solar installations and energy purchased through buyback schemes from 2016-17 to 2021-22, with a detailed breakdown provided by Horizon Power and Synergy.
AnsweredQoN 1058Legislative Council
QuestionView source ↗
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?
AnswerView source ↗
Answered
22 November 2022
Responded by
Parliamentary Secretary representing the Minister for Energy
Response time
7 days
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
Question:
1
2
FY
Total energy purchased GWh
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.
Period
Installed Rooftop Solar
REBS export consumption GWh
DEBS export consumption GWh
Feed in Tariff export consumption GWh
a) 2016-17
26,667
488.954
0
131.874
b) 2017-18
28,649
604.691
0
126.393
c) 2018-19
30,435
773.969
0
128.48
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
29,875
1,008.63
389.504
3.982
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
Question:
1
2
FY
Total energy purchased GWh
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.
Period
Installed Rooftop Solar
REBS export consumption GWh
DEBS export consumption GWh
Feed in Tariff export consumption GWh
a) 2016-17
26,667
488.954
0
131.874
b) 2017-18
28,649
604.691
0
126.393
c) 2018-19
30,435
773.969
0
128.48
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
29,875
1,008.63
389.504
3.982
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