This report presents an independent review of market outcomes from Western Australia’s Wholesale Electricity Market (WEM) in Q4 2024.
Download the full report (PDF, 3.4 MB)
The material contained in the review is based entirely on publicly available data and is intended to complement the data and insights published by AEMO and other WEM stakeholders.
Some highlights from Q4 2024:
Records and near records
There was a new minimum operational demand record of 523 MW at 1:30pm on Sunday 10 November 2024, breaking the previous record of 595 MW set in September 2023.
A peak renewable contribution record was also set of 85.1% on 17 November 2024, breaking the previous record of 84% set in December 2022.
There was a near record peak operational demand of 4,193.7 MW at 6:30pm on 11 December, occurring in the evening of a 40°C day. This peak operational demand was just 30 MW shy of the all-time record demand of 4,233 MW set earlier in the year on 18 February 2024.
New facilities being commissioned
The following new facilities underwent commissioning in Q4 2024:
Collie Battery Stage 1 (COLLIE_ESR1) and Kwinana BESS 2 (KWINANA_ESR2) have completed commissioning and are now operational.
Cunderdin Hybrid Solar / BESS (SBSOLAR1_CUNDERDIN_PV1) commissioning tests are still progressing (up to 50 MW).
Download the full report (PDF, 3.4 MB), which includes the following additional information:
- System demand duration curves and monthly time-of-day averages
- Generation mix
- Volume-weighted energy prices
- Average time-of-day Essential System Services prices and cleared quantities
- Total WEM spot market costs
- Facility level metrics (duration curves, time-of-day averages, capacity factors, spot revenues and average energy capture prices) for the following selected facilities:
- Bluewaters BW1-G2
- Collie G1
- Muja G7
- Kwinana GT2
- Newgen Kwinana CCG1
- Kwinana Swift GT1
- Alinta Pinjarra U1
- Kwinana ESR1 (KBESS1)
- Kwinana ESR2 (KBESS2)
- Collie ESR1
- Collgar Wind Farm
- Merredin Solar Farm
- Warradarge Wind Farm
- Yandin Wind Farm