Rangipo power station shut-down February 11th, 2020 2009-12-14T15:31:20+13:00 Genesis Energy have advised that the Rangipo Power Station is planned to be shut down between the 7th and 18th January 2010. Based on past years, the flow below Rangipo dam will be approximately 19 cumecs (including the discharge from the Waihohonu tunnel). The increased flows will affect the Access 14 and Access 13 sections of the Tongariro River. To check the flow on these sections, visit the Genesis Energy website. Access