New Zealand electricity prices

Prices from the New Zealand wholesale electricity market are made available by the market operator M-Co on:

  1. the M-Co site - complete data for 3 major nodes.
  2. the COMIT-free site - recent final prices only, for 11 nodes.

We have the final prices for the same 11 nodes available in a format more convenient for research purposes:

HAYHaywards (since 1 May 1998)
BENBenmore (since 1 May 1998)
OTAOtahuhu (since 1 Sep 1999)
HLYHuntly (since 1 Nov 2001)
WKMWhakamaru (since 1 Nov 2001)
SFDStratford (since 1 Nov 2001)
TUITuai (since 1 Nov 2001)
STKStoke (since 1 Nov 2001)
ISLIslington (since 1 Nov 2001)
HWBHalfway Bush (since 1 Nov 2001)
INVInvercargill (since 1 Nov 2001)

File sizes are approximately 90K per year of data.

The format of these files is described here.