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Wholesale electricity mkt summary, week to 16 Oct

Wholesale electricity market summary for the week ending
16 October 2005

9-Oct 10-Oct 11-Oct 12-Oct 13-Oct 14-Oct 15-Oct 16-Oct

Daily Average Reference Price (c/kWh)

Otahuhu 7.55 7.46 6.80 6.37 6.27 6.48 6.56 5.60
Haywards 7.78 7.65 6.97 6.71 6.56 6.85 6.88 6.02
Benmore 7.61 7.41 6.81 6.65 6.49 6.78 6.80 6.12
Haywards 1 month ago 6.67 6.50 7.36 7.02 7.52 7.35 5.62 6.12
Haywards 1 year ago 4.25 3.86 3.56 3.34 3.46 2.83 3.18 3.13

M-co Electricity Price Index (c/kWh)

New Zealand 7.52 7.63 7.66 7.61 7.55 7.45 7.16 6.91
New Zealand 1 month ago 7.32 7.22 7.22 7.32 7.34 7.32 7.13 7.06
New Zealand 1 year ago 4.29 4.11 4.06 3.98 3.86 3.68 3.52 3.37

NZ Demand (GWh)

Total 98.8 111.8 108.8 107.7 107.6 104.6 95.4 91.1
7 days ago 92.2 107.3 107.9 111.1 110.9 108.1 101.0 98.8
7 day change 7.2% 4.16% 0.84% -3.08% -3.00% -3.30% -5.52% -7.74%
Total 1 month ago 98.6 109.5 112.7 110.7 110.3 108.2 98.2 98.2
Total 1 year ago 96.6 105.9 103.6 103.3 103.0 101.9 95.1 92.2

NZ Generation Output (GWh)

NI Hydro 21.2 24.3 24.5 25.5 24.5 25.5 22.8 20.4
NI Other 39.4 42.5 42.1 42.3 43.1 40.5 36.4 38.4
SI Hydro 40.0 47.5 44.6 42.4 42.4 40.9 38.1 34.2
Total 100.6 114.3 111.2 110.1 110.0 106.9 97.3 93.0
NI Hydro 1 month ago 10.6 14.6 14.2 14.0 13.8 13.3 15.5 19.5
NI Other 1 month ago 46.9 48.9 49.6 50.3 50.1 48.8 45.5 43.3
SI Hydro 1 month ago 43.0 48.3 48.2 47.8 46.2 46.0 37.2 38.2
NI Hydro 1 year ago 22.1 22.2 20.0 21.6 22.2 19.8 20.9 21.8
NI Other 1 year ago 30.4 36.1 38.4 37.6 36.3 36.1 30.7 28.9
SI Hydro 1 year ago 46.2 49.9 47.0 45.9 46.3 47.9 45.0 42.8

Inter-Island Transmission Transfers (GWh)

South to North 3.2 5.2 3.5 2.9 3.5 3.0 2.3 0.5
North to South 0.0 0.5 0.6 1.5 2.2 2.1 1.1 2.9
South to North 1 month ago 5.6 6.9 5.7 6.0 5.0 5.9 0.7 0.9
South to North 1 year ago 10.6 11.4 8.3 8.4 9.0 10.4 8.4 6.9

Hydrology (GWh)

Storage 2037 2025 2031 2024 2025 2031 2024 2010
% of average 88% 87% 87% 87% 86% 86% 86% 85%
Inflows (GWh/day) 66.1 60.3 69.3 68.7 60.3 69.3 68.7 60.3
% of average 84% 76% 87% 86% 75% 86% 85% 75%
Storage % of average 1 month ago 95% 95% 94% 94% 93% 93% 93% 94%
Storage % of average 1 year ago 92% 91% 91% 91% 92% 93% 93% 93%
For more information


About M-co

M-co is a contracted provider of administration, pricing, clearing and information system services to the Electricity Commission.

The M-co Electricity Price Index is a demand weighted seven-day rolling average that smoothes out price volatility distortions. The wholesale electricity price differs from the retail electricity price, which is the price domestic consumers see on their electricity bill. The wholesale price is only one of the factors that influence retail prices.

The above information has been prepared for the purposes of media release only. All due care has been taken in the production of this information; however, M-co accepts no responsibility or liability for the accuracy of the information contained in this media release.

ENDS

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