• 15 September 2018

    Published: 09/11/2018 12:00am

    Electric Kiwi, Flick Energy, Pulse Energy, Switch Utilities (Vocus), and Vector have claimed that an Undesirable Trading Situation (UTS) began on 15 September 2018 and was continuing as at 8 November 2018. The claim relates to several factors affecting th Read More

  • 2 June 2016

    Published: 21/06/2016 12:00am

    Electric Kiwi alleged that an undesirable trading situation (UTS) occurred on 2 June 2016 in relation to trading periods 35-40, when electricity prices briefly spiked to over $4000 per megawatt hour (MWh). Read More

  • 8-12 March 2013

    Published: 04/04/2013 12:00am

    On 14 March 2013 the Authority received claims of a UTS from Norske Skog Tasman Limited and Mighty River Power Limited in respect of prices at the Kawerau nodes from 8 March 2013. Read More

  • 26 March 2011

    Published: 03/12/2013 12:00am

    Prices on the wholesale electricity spot market went as high as approximately $20,000/MWh) over several hours for Hamilton, and regions north of Hamilton, on Saturday, 26 March 2011 when the national grid operator, Transpower, closed part of the grid to u Read More

  • 12 November 2009

    Published: 03/12/2013 12:00am

    A UTS claim was made by Contact Energy for trading periods 15 to 19 on 12 November 2009 when real time prices across the North Island reached extreme levels. Read More

  • 19 May 2009

    Published: 06/12/2013 12:00am

    A UTS claim was made by Contact Energy Limited on 22 May 2009. Read More

  • 21 April 2009

    Published: 03/12/2013 12:00am

    A UTS claim was made by Contact Energy Limited for trading periods 37 and 38 on 21 April when indicative final prices in the Wellington region were ~$4000/MWh. Read More

  • 13 February 2009

    Published: 03/12/2013 12:00am

    A UTS claim was made by Contact Energy Limited for trading period 24 on 13 February when dispatch prices for the Auckland region reached ~$17000/MWh with Lichfield reaching ~$75,000/MWH. Read More

  • 14 August 2008

    Published: 03/12/2013 12:00am

    A UTS claim was made by TrustPower Ltd on 14 August 2008 in respect of settlement of non half hour purchase volumes for the months of February to July 2008 which it believed would be incorrect as a consequence of the transition from reconciliation by diff Read More

  • 24 June 2008

    Published: 03/12/2013 12:00am

    Read More

  • 5 November 2007

    Published: 03/12/2013 12:00am

    The Commission received a UTS claim in the early evening on Monday 5 November 2007 from Contact Energy relating to trading period 33 on the same day. Read More

  • 1 May 2006

    Published: 03/12/2013 12:00am

    A UTS claim was made by Genesis Energy in respect of the calculation of final prices for 28 April 2006. Read More

  • 12 July 2005

    Published: 03/12/2013 12:00am

    A UTS claim was made by the Major Electricity Users Group (MEUG) on 12 July 2005 alleging that every purchaser of electricity in New Zealand is theoretically exposed to an unlimited liability as a result of spiralling freq Read More

  • 21 August 2004

    Published: 03/12/2013 12:00am

    A UTS claim was made by Genesis Energy in respect of provisional price outcomes for trading period 22 on 21 August 2004. Read More

  • 29 June 2004

    Published: 03/12/2013 12:00am

    A UTS claim was made by Norske Skog Tasman and Todd Energy in respect of trading period 38 on 29 June 2004 when Transpower, responding to what it regarded as a grid emergency, manually set the requirement for reserves to be dispatched during the trading p Read More

  • 24 April 2004

    Published: 03/12/2013 12:00am

    A UTS claim was made by TrustPower in respect of events which resulted in price spikes during trading periods 36, 37 and 38 at Tauranga and nearby nodes on 24 April 2004. Read More