Final decision

Date  Documents File type
20-Sep-18  Final Decision Adobe PDF 8.1 MB
20-Sep-18  Final Decision Appendix 4 - Revenue Model Target Revenue Calculation  Adobe PDF 814 kB
20-Sep-18  Final Decision Appendix 5 - Return on Regulated Capital Base  Adobe PDF 2.1 MB 
20-Sep-18  Final Decision Appendix 6 - GHD consultant report - review revised AA4 capital expenditure proposal  Adobe PDF 1.7 MB 
20-Sep-18  Final Decision Appendix 7 - Geoff Brown and Assoc consultant report - review proposed AA4 expenditure on Picton-Busselton 132kV line  Adobe PDF 261kB
20-Sep-18 Consultant report - Pink Lake Analytics - Evaluation of the method to calculate service standard benchmarks and targets Adobe PDF 749 kB
20-Sep-18 Consultant report - Dr Martin Lally of Capital Financial Consultants Ltd - Review of Frontiers Gamma Submissions
Adobe PDF 155 kB
11-Oct-18  Consultant report - Geoff Brown and Associates - Review of Mr Stephen Davidsons submissions on AA4 Draft Decision Adobe PDF 355 kB 
11-Oct-18   Consultant report - Geoff Brown and Associates - Transmission service standard benchmarks regulatory framework Adobe PDF 182 kB  

New information on rate of return

Date  Documents File type
17-Aug-18 Review of Gamma Chapter and Submissions - Dr Martin Lally Adobe PDF 749 kB
17-Aug-18 Notice - Proposed revisions to the Western Power network accessarrangement - New rate of return information to be considered
Adobe PDF 155 kB

Revised Proposed Access Arrangement and Access Arrangement Information

Date  Documents File type
15-Jun-18 Covering letter for the revised proposed Access Arrangement for AA4 Adobe PDF 3.4 MB
15-Jun-18  Revised proposed Access Arrangement Contract and Appendices Adobe PDF 12 MB
15-Jun-18  Access Arrangement Contract – Track Changes Adobe PDF 784 kB
15-Jun-18  Revised Proposed Access Arrangement Information for AA4 Adobe PDF 4.1 MB

Revised Proposed Access Arrangement supporting information

Date  Documents File type
15-Jun-18 Revised - Appendix A - Electricity Transfer Access Contract - Track Changes Adobe PDF 998 kB
15-Jun-18  Revised - Appendix B - Applications and Queuing Policy - Track Changes Adobe PDF 1 MB
15-Jun-18  Revised - Appendix C.1 - Contributions Policy - Track Changes Adobe PDF 1.3 MB
15-Jun-18  Revised - Appendix C.2 - Distribution Low Voltage Connection Scheme - Track Changes Adobe PDF 1 MB
15-Jun-18  Revised - Appendix D - Transfer and Relocation Policy - Track Changes Adobe PDF 1.1 MB
15-Jun-18  Revised - Appendix E - Reference Services Adobe PDF 1 MB
15-Jun-18  Revised - Appendix F.1 - 2017-2018 Price List Adobe PDF 1.2 MB
15-Jun-18  Revised - Appendix F.2 - 2017-2018 Price List Information Adobe PDF 2.19 kB
15-Jun-18  Revised - Appendix F.3 - 2018-2019 Price List Adobe PDF 1.2 MB
15-Jun-18  Revised - Appendix F.4 - 2018-2019 Price List Information Adobe PDF 2.6 MB

Revised Proposed Access Arrangement Information supporting information

Date  Documents File type
15-Jun-18 Revised AAI – Pro forma – Forecast statements Adobe PDF 212 kB
15-Jun-18  Revised AAI – Attachment 1.1 – Document Index Adobe PDF 767 kB
15-Jun-18  Revised AAI – Attachment 3.1 – AA4 Regulatory Revenue Model – Summary Output Adobe PDF 1.6 MB
15-Jun-18  Revised AAI – Attachment 3.2 – AA4 Regulatory Revenue Model – Public Version Microsoft Excel 1.1 MB
15-Jun-18  Revised AAI – Attachment 4.1 – ACIL Allen Consulting Report on Operating Expenditure Methodology Adobe PDF 844 kB
15-Jun-18  Revised AAI – Attachment 4.2 – Synergies Consulting Report with updated Wage Price Index (WPI) forecasts for AA4 regulatory period Adobe PDF 904 kB
15-Jun-18  Revised AAI – Attachment 6.2 – Advanced Metering Infrastructure (AMI) revised information (public) Adobe PDF 538 kB
15-Jun-18  Revised AAI – Attachment 13.1 – ADS Expert Report on methodology for setting the service standard benchmarks and targets Adobe PDF 1.9 MB
15-Jun-18  Revised AAI – Attachment 14.1 – ACIL Allen Consulting Expert Report on Service Standards Adjustment Mechanism Adobe PDF 863 kB

Public Submissions received in response to ERA Draft Decision

Date  Documents File type
21-Jun-18  Power Ledger Pty Ltd Adobe PDF 665 kB
15-Jun-18  ATCO Australia Adobe PDF 16 MB
15-Jun-18  AEMO Adobe PDF 697 kB
15-Jun-18 Australian Energy Council Adobe PDF 422 kB
15-Jun-18  Department of Treasury - Public Utilities Office Adobe PDF 4.1 MB
15-Jun-18 Energy Networks Australia Adobe PDF 99 kB
15-Jun-18 Horizon Power Adobe PDF 456 kB
15-Jun-18 Moore River Company Adobe PDF 2.2 MB
15-Jun-18 Mr Stephen Davidson submission 1 Adobe PDF 1.7 MB
15-Jun-18 Mr Stephen Davidson submission 2 Adobe PDF 1.7 MB
15-Jun-18 Mr Stephen Davidson submission 3 Adobe PDF 1.6 MB
15-Jun-18 Mr Stephen Davidson submission 4 Adobe PDF 1.7 MB
15-Jun-18 Mr Stephen Davidson submission 5 Adobe PDF 1.7 MB
15-Jun-18 Mr Stephen Davidson submission 6 Adobe PDF 1.7 MB
15-Jun-18 Perth Energy Adobe PDF 837 kB
15-Jun-18 Summit Southern Cross Power Holdings Pty Ltd (SSCPH) Adobe PDF 149 kB
15-Jun-18 Synergy Adobe PDF 1 MB
15-Jun-18 Urban Development Institute of Australia Adobe PDF 289 kB
15-Jun-18 Vector Limited Adobe PDF 354 kB
15-Jun-18 WA Local Government Association (WALGA) Adobe PDF 501 kB
15-Jun-18 WA Major Energy Users (WAMEU) – Cover Letter Adobe PDF 27 kB
15-Jun-18 WA Major Energy Users (WAMEU) Adobe PDF 767 kB

ERA Draft Decision

Date  Documents File type
02-May-18 Draft Decision Adobe PDF 5.7 MB
02-May-18  Draft Decision Appendix 4 – Revenue Model Adobe PDF 801 kB
02-May-18  Draft Decision Appendix 5 – Rate of Return Adobe PDF 1.6 MB
04-May-18  Draft Decision Appendix 6 – Consultant Report  Review of Western Power Proposed AA4 Access Arrangement by GHD Advisory  Adobe PDF 5 MB
04-May-18  Draft Decision Appendix 7 – Consultant Report Review of Western Power's Capital Expenditure by Geoff Brown and Associates Adobe PDF 834 kB
02-May-18  Pink Lake Analytics – Estimation of the Market Risk Premium Adobe PDF 574 kB
02-May-18  Western Power letter to ERA – Time of use network tariffs and Tariff Equalisation Contribution  Adobe PDF 1.3 MB

Public submissions received in response to Western Power proposal and ERA Issues paper

Date  Documents File type
22-Dec-17 Mid West Development Commission Adobe PDF 1.8 MB
14-Dec-17 AGL Adobe PDF 630 kB
14-Dec-17 Alinta Energy Adobe PDF 436 kB
14-Dec-17 ATCO Australia Adobe PDF 3.4 MB
14-Dec-17 Australian Energy Council Adobe PDF 372 kB
14-Dec-17 Australian Energy Market Operator Adobe PDF 6 MB
14-Dec-17 Bluewaters Adobe PDF 567 kB
14-Dec-17 Carnegie Clean Energy Adobe PDF 181 kB
14-Dec-17 CdL Advisory Adobe PDF 656 kB
14-Dec-17 CEO, Shire of Northampton Adobe PDF 310 kB
14-Dec-17 Change Energy Adobe PDF 367 kB
14-Dec-17 Community Electricity Adobe PDF 116 kB
14-Dec-17 Emergent Energy Adobe PDF 238 kB
14-Dec-17 Energy Networks Australia Adobe PDF 98 kB
14-Dec-17 Kalbarri Development Association Adobe PDF 982 kB
14-Dec-17 Kleenheat Adobe PDF 2.5 MB
14-Dec-17 Mr Craig, Hosking Adobe PDF 4.5 MB
14-Dec-17 Mr Craig, Hosking - supporting submission Microsoft Excel 439 kB
14-Dec-17 Mr Errol, Haskell Adobe PDF 7 kB
14-Dec-17 Mr John, Laverack Adobe PDF 303 kB
14-Dec-17 Mr Noel, Schubert Adobe PDF 913 kB
14-Dec-17 Ms Peta, Crogan Adobe PDF 324 kB
14-Dec-17 Mr Stephen, Davidson - Submission 1 Adobe PDF 2.8 MB
14-Dec-17 Mr Stephen, Davidson - Submission 2 Adobe PDF 984 kB
14-Dec-17 Mr Stephen, Davidson - Submission 3 Adobe PDF 714 kB
14-Dec-17 Mr Stephen, Davidson - Submission 4 Adobe PDF 547 kB
14-Dec-17 Mr Stephen, Davidson - Submission 5 Adobe PDF 530 kB
14-Dec-17 Mr Stewart, Smith Adobe PDF 317 kB
18-Dec-17 Ms Margaret, Taylor Adobe PDF 5 kB
14-Dec-17 NewGen Neerabup Partnership Adobe PDF 5 MB
14-Dec-17 Newgen Power Kwinana Adobe PDF 361 kB
14-Dec-17 Perth Energy Adobe PDF 860 kB
14-Dec-17 RAC Adobe PDF 165 kB
14-Dec-17 Synergy - Submission 1 - TaRP Adobe PDF 764 kB
14-Dec-17 Synergy - Submission 2 - Standard ETAC Adobe PDF 851 kB
14-Dec-17 Synergy - Submission 3 - AQP Adobe PDF 1 MB
14-Dec-17 Synergy - Submission 4 - Required reference services Adobe PDF 1.3 MB
14-Dec-17 Synergy - Submission 5 - Price Control Adobe PDF 1.6 MB
14-Dec-17 Vector Ltd Adobe PDF 370 kB
14-Dec-17 WACOSS Adobe PDF 493 kB
18-Dec-17 WACOSS addendum Adobe PDF 499 kB
14-Dec-17 WALGA Adobe PDF 594 kB