Has Waratah Super Battery had a fire or other incident?

Yes. The register holds one incident that names it: Transformer failure reduces capacity at Waratah Super Battery in New South Wales (EIR-0411, 2025).

What is the status of Waratah Super Battery?

Under Construction, in the OpenElectricity facility data (Australia).

Battery storage · Australia

Waratah Super Battery

Owner Munmorah Battery ProjectCo Pty Ltd

Under Construction850 MWData checked 10 November 2026

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Waratah Super Battery is a 850 MW battery storage site New South Wales, Australia. Its status in the OpenElectricity facility data (Australia) is under construction. The register holds one incident at this site, the latest in 2025.

Incidents on the register at this site

Battery storageAustraliaEIR-0411

Transformer failure reduces capacity at Waratah Super Battery in New South Wales

2025Added 7 Sept 2026

SignificantElectricalProvisionalFull record

Estimated damageEstimated by the register's adjuster

Medium confidence

out of service for about •• daysShown in the record →Full estimate

The 850MW Waratah Super Battery in New South Wales, Australia, experienced a transformer failure during Hold Point testing as the facility transitioned towards full operational output. Two of the three transformers at the site, manufactured by Wilson...

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Preparing, reviewing or responding to a planning application for a site like this? The planning evidence pack for Waratah Super Battery sets out every comparable incident for this project, with sources. £295, by email in minutes; the order form arrives filled in from this record.

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Preview of the planning evidence pack for this site

The pack for this site lists 5 comparable battery incidents in Australia, grid-scale only, newest first. This site has no map point in the dataset, so the pack lists them newest first.

Reference	Year	Incident	From the site	Severity
EIR-0411	2025	Transformer failure reduces capacity at Waratah Super Battery in New South Wales	not mapped	Significant
EIR-0035	2023	Battery unit fire during commissioning at Bouldercombe Battery Project, Rockhampton	not mapped	Minor
EIR-1387	2022	Fire damages engine room at Nova power station	not mapped	Significant
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The first 3 rows as the pack shows them. The other 2 are in the pack, each with its distance, sources and the fire service guidance it bears on.

The map

Summary for this site

This part of the pack is written for this site and opens with the pack. This part of the pack is written for this site and opens with the pack. This part of the pack is written for this site and opens with the pack.

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In the full pack

The site

Technology: Battery storage (Stored energy 1679 MWh, Lithium-ion)
Capacity: 850 MW
Capacity figure from: OpenElectricity facility data (Australia)
Status: Under Construction (Committed)
Owner: Munmorah Battery ProjectCo Pty Ltd
Location: New South Wales, Australia

Questions

Has Waratah Super Battery had a fire or other incident?: Yes. The register holds one incident that names it: Transformer failure reduces capacity at Waratah Super Battery in New South Wales (EIR-0411, 2025).
What is the status of Waratah Super Battery?: Under Construction, in the OpenElectricity facility data (Australia).
Where is Waratah Super Battery?: New South Wales, Australia.

Source: OpenElectricity (formerly OpenNEM) facility data, licensed under CC BY 4.0. The dataset. The register adds only the incidents and the counts.