Tom EleyMultimedia journalist·Waikato Herald·10 Jun, 2026 06:00 PM4 mins to read‌Mercury production technician Craig Russell in the control room at Arapuni Hydro Station, where operators monitor one of the Waikato Hydro System's oldest and most historic assets. Photo / Tom EleySome workers swear Arapuni Hydro Station is haunted.“There’s been many, many times where we’ve turned up at night and there’s been someone seen at the end of the station, or you’re down in the rooms, or you feel like someone’s watching you,” Mercury production technician Craig Russell said.

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