A million-dollar reward has been put on the table as detectives insist a decades-old cold case can be cracked.

Theresa Binge, 43, was reported missing days after disappearing from O'Shea's Royal Hotel in Goondiwindi, Queensland, on July 18, 2003.

Her body was found weeks later in a stormwater culvert beneath a rural road just across the border in NSW, 12km from where she was last seen.

Police in the northern NSW town of Moree launched a murder investigation after the discovery, but no charges have been laid over the Boggabilla woman's death.

But on Tuesday, NSW Police, alongside Ms Binge's daughter Daylene Barlow, announced a $1 million reward for information about her murder.

"This is a solvable crime," Detective Superintendent Joseph Doueihi said.

"We just need someone in the commu

See Full Page