Transpower’s Market Insights team supports the operation of the wholesale electricity market, helps implement market initiatives, and investigates how future market developments may impact System Operations. This page is intended as a source for Electricity Market information we are able to make available to our external customers. This includes new types of information, as well as links to information posted elsewhere on the Transpower website.
Market Summary
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Most Recent Reports (the last five) |
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 5 August 2018 [ pdf 501.94 KB ] |
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| 29 July 2019 [ pdf 514.62 KB ] |
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| 22 July 2018 [ pdf 488.52 KB ] |
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| 15 July 2018 [ pdf 494.1 KB ] |
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| 8 July 2018 [ pdf 532.2 KB ] |
Market Matters
These reports provide technical explanations and market observations for traders and analysts.
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Most Recent Reports (the last four) |
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| The effect of wind generation on energy prices 25th and 27th July 2018 [ pdf 433.32 KB ] |
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| What caused very high prices for 12 June 2018 and why were they not forecast [ pdf 541.54 KB ] |
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| Price Spikes and Price Stacks [ pdf 670.9 KB ] |
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| Amending Modulation Risk to manage system security [ pdf 531.88 KB ] |
Markets 101
| Market 101 - Part 1 The Market and The Spot Price [ pdf 688.11 KB ] |
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| Market 101 - Part 2 Locational Marginal Pricing [ pdf 500.59 KB ] |
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| Market 101 - Part 3 Co-optimisation of Energy and Reserves [ pdf 527.64 KB ] |
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| Summary of inputs into Schedules [ pdf 316.27 KB ] |
Load Forecast Accuracy Reports
Load Forecast Accuracy Reporting Page
