Transgrid

Stories

Hydrostor's Silver City compressed-air storage plant clears final regulatory hurdle in Australia

NSW transmission owner and counterparty to backup power agreement

Broken Hill has kept its lights on during grid outages with diesel generators nearing retirement. That backup is about to take a new form: Hydrostor received grid connection approval in early September for a 200-megawatt compressed-air storage plant built into disused mine caverns next to town.

Updated Sep 4

Australian regulator rejects Transgrid bid to pass cost blowout to consumers

Rule Changes

Bid to recover A$1.2 billion provisionally rejected

Transgrid's plan would have added about A$18 to the average household power bill in 2027-28 to cover overruns on Project Energy Connect. Australia's energy regulator said no on September 1, provisionally rejecting the A$1.2 billion recovery bid.

Updated Sep 2