By 12.45pm, six police cars blocked Pipitea St from Murphy St, preventing pedestrians from entering.
A remote-controlled robot was sent in to search a public rubbish bin.
The NZ Defence Force Explosive Ordnance Disposal Team was called, but stood down.
“There were some cordons in place, however, these are about to be stood down, as the item of concern has now been confirmed as safe,” police said.
The Department of Internal Affairs directed media queries to police.
Wellington Girls’ College has been approached for comment.
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