Ten folks have been killed in a bus crash in Australia, police say.

A complete of 25 others have been injured and have been taken to hospitals by helicopter and highway after the automobile reportedly "rolled".

The bus driver, a 58-year-old man, was arrested after necessary hospital checks.

A police spokeswoman mentioned in a press convention that there was "sufficient information for us to establish there will be charges" taken in opposition to the motive force.

Tracy Chapman of New South Wales Police mentioned it was a "possibility" the demise toll could rise as extra folks could also be trapped beneath the overturned bus.

Ms Chapman mentioned the crash website was a "confronting a very traumatic scene", including "wherever you have that large scale incident with that many people, it's going to be difficult for anyone".

She additionally added that it's understood there have been no youngsters concerned within the crash.

The incident occurred simply after 11.30pm (native time) on Sunday in foggy circumstances at a roundabout within the city of Greta, New South Wales.

The bus had been taking round 50 visitors again from a marriage to their lodging. It is known 18 passengers are unhurt.

Family and pals have been arriving on the crash website on Monday morning.

Police mentioned they're nonetheless making an attempt to establish everybody who was on the bus.

"It was a nice day, a pretty good wedding... fairytale stuff really... we got the news that there had been a crash, and we all started panicking," a marriage visitor instructed reporters.

Greta is within the coronary heart of the Hunter Valley wine area - a picturesque space dotted with vineyards and eating places. It was the primary wine area established in Australia.

The visitors had earlier attended a marriage on the Wandin Estate Winery.

Jay Suvaal, the mayor of Cessnock, mentioned the crash was "truly horrific".

'It will ship shock waves'

"We are a major wedding and tourist destination in the Hunter Valley.

"So there shall be folks from all around the state and the nation which have been to those areas and have most likely executed comparable issues," he said.

"I feel it is going to ship shock waves proper by the broader group."

Police said emergency services were called to a roundabout as they responded to reports that a "coach had rolled".

The bus driver, a 58-year-old man, was taken to hospital under police guard for mandatory testing and assessment, according to officers.

A police statement said: "A criminal offense scene has been established, which shall be examined by specialist forensic police and the crash investigation unit.

"An investigation into the circumstances surrounding the crash has commenced."

Australian Prime Minister Anthony Albanese tweeted a because of first responders.

"All Australians waking up to tragic news from the Hunter send our deepest sympathies to the loved ones of those killed in this horrific bus tragedy," Albanese wrote.

"For a day of joy to end in such devastating loss is cruel indeed. Our thoughts are also with those who have been injured."