Detective Sergeant Jason Dance, of the Warrnambool police family violence investigation unit, said the 47-year-old woman would be charged with assault-related offences including reckless conduct endangering life and appear in a bail justice out-of-sessions hearing.

Police will apply for the woman to be remanded in custody to appear in the Warrnambool Magistrates Court on Monday for a further hearing.

Detective Sergeant Dance said it would be alleged the woman attempted to strangle her 58-year-old husband with a piece of rope.

An incident happened at an Allestree property about 4.30am Friday.

"There was a family violence-related incident which turned physical," he said.

"The woman allegedly assaulted the man and he suffered minor injuries. They both went to hospital, were assessed and treated and released."

Detective Sergeant Dance said the man alerted police and the woman was arrested at the Portland Base Hospital at 6.45am.

"The woman has provided a version of events to police and assisted us with our inquiries," he said.

"She'll be charged and appear before a bail justice tonight," he said.

At 12.30pm: A 47-year-old Portland district woman has been arrested today while police investigate claims she tried to hang her husband.

Detective Sergeant Jason von Tunk, of the Portland police crime investigation unit, said the woman was taken into custody on Friday morning.

Earlier in the morning police received reports of an attempted murder, which involved claims the woman attempting to hang her husband.

Both the woman and her 58-year-old husband were taken to the Portland Base Hospital for assessment and treatment.

Crime scene officers have examined their home and collected evidence.

Warrnambool-based family violence unit detectives have taken over the case.

More to come.

Earlier: Police have launched an investigation into what has been reported as an attempted murder in Portland.

Portland police Sergeant Ray Hastings said it was too early in the investigation to comment.

He said he understood the case involved family violence and mental health issues.

Warrnambool-based family violence unit detectives and crime scene officers have been called in to assist Portland crime investigation unit investigators with their inquiries.

It's alleged those involved are a husband and wife, but it is not even known if the man has suffered injuries in what has been reported as an attempted hanging.

Melbourne-based Victoria Police detectives are also believed to have also been notified.

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