Today marks one year since the 'catastrophic' explosion at the Callide Power Station, that triggered the state's worst blackout in decades. The C-4 unit is still offline, as investigations into the cause of the damage continue. 7NEWS at 6pm. More local news: 7news.com.au/news/central-queensland #7NEWS | 7NEWS Central Queensland

Parts of Queensland from Mackay to the Gold Coast were plunged into darkness this afternoon, after an explosion and fire at the Callide power station, near Biloela. At least half a million Energex customers lost power in the blast, which is being investigated. 7NEWS at 6pm. www.7NEWS.com.au #7NEWS | 7NEWS Central Queensland

Callide Power Trading has been fined $9 million for the disastrous explosion that rocked the power station in 2021. A Federal Court judge was scathing of the company's breaches that led to widespread blackouts for days. Nadia Lord has more. 7NEWS at 6pm. 📱Download the 7NEWS app: 7news.link/7newsapp #7NEWS | 7NEWS Central Queensland

CS Energy has cited key failures in its report on the Callide Unit C-4 turbine generator blast released today more than two years after the incident. It comes less than a week after the Energy Regulator began legal action against Callide Power Trading. 7NEWS at 6pm. #7NEWS | 7NEWS Central Queensland

Operators of the troubled Callide Power station have revealed what happened in May 2021 that led to catastrophic failure. ' They say a combination of electrical and backup system failures were to blame but the opposition is pointing the finger at the government. 7NEWS at 6pm. #politics #7NEWS | 7NEWS Brisbane

There's been a setback to a Callide Power Station generator coming back online after an explosion. Cracks and deterioration have been discovered inside critical high-pressure steam piping. Download the 7NEWS app: 7news.link/7newsapp #7NEWS | 7NEWS Brisbane

Downer contractor workers at the Callide Power Station walked off the job this morning, demanding a pay rise from their employer. They say they're worried for their safety, after the plant's systems went offline in November due to multiple equipment failures. 7NEWS at 6pm. More local news: 7news.com.au/news/central-queensland #7NEWS | 7NEWS Central Queensland

A damming report has revealed the truth behind a costly explosion at Callide Power Station earlier this year. Findings exposed safety inadequacies, design flaws, poor planning and training, and staff shortages. Download the 7NEWS app: 7news.link/7newsapp 7NEWS at 6pm. #7NEWS | 7NEWS Central Queensland