A man has been arrested over the alleged sexual assault of a number of girls in Melbourne’s east in the 1980s and 1990s.

The 59-year-old Mooroolbark man is being interviewed by police following an investigation into the historical sexual assault allegations, Victoria Police said.

Police said a number of incidents were reported over a 10-year period in Mooroolbark and Lilydale.

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“A number of the sexual assaults are reported to have occurred in Mooroolbark in September 1982 at a residential property on Croydondale Drive and near a park at the intersection of Croydondale drive and Ellen Road,” Victoria Police said in a statement.

“These incidents involved underage girls.

“A further sexual assault is reported to have occurred at a residential property on Gladstone Street, Lilydale in 1990 and 1991.”

The victim of the Lilydale assault was in her 20s, police said.

Police has encouraged anyone with further information on the historical assaults to contact Crime Stoppers.