Omanawa Rd resident, Sarah Levers, said she saw the helicopter in her neighbour's paddock as well as two fire trucks and a white van.
Last month, Coroner Michael Robb ruled members of the public should stay away from Omanawa Falls for their own safety - at least for now.
His comments came following the release of his finding into the death of an international student Kishore Kumar Arvindan who drowned at the falls in 2018.