Electricity market summary - week ending 13 Feb 05

Wholesale electricity market summary for the week ending 13 February 2005

Spot Market Daily Average Reference Point Prices 0.00 2.00 4.00 6.00 8.00 10.00 12.00 14.00 16.00 18.00 16 Nov 1 Dec 16 Dec 31 Dec 15 Jan 30 Jan

Price (c/kWh)

Otahuhu Haywards Benmore

6-Feb 7-Feb 8-Feb 9-Feb 10-Feb 11-Feb 12-Feb 13-Feb

Sun Mon Tue Wed Thu Fri Sat Sun

Daily Average Reference Price (c/kWh)

Otahuhu 6.37 8.68 11.94 15.40 12.71 10.62 4.43 4.93

Haywards 6.16 8.00 10.73 13.20 11.36 9.75 4.16 4.65

Benmore 5.90 7.49 7.85 8.40 9.25 8.14 3.95 4.40

Haywards 1 month ago 1.56 2.05 3.00 2.91 3.45 4.12 4.09 6.02

Haywards 1 year ago 0.59 1.62 1.74 1.93 1.94 1.19 0.62 0.09

M-co Electricity Price Index (c/kWh)

New Zealand 6.72 7.32 7.93 8.97 9.56 9.53 9.25 9.09

New Zealand 1 month ago 1.13 1.42 1.77 2.09 2.38 2.82 3.18 3.65

New Zealand 1 year ago 2.04 1.62 1.56 1.57 1.61 1.63 1.66 1.59

6-Feb 7-Feb 8-Feb 9-Feb 10-Feb 11-Feb 12-Feb 13-Feb Sun Mon Tue Wed Thu Fri Sat Sun

NZ Demand (GWh)

Total 91.7 105.7 106.9 107.8 107.1 105.5 91.0 87.5

7 days ago 88.2 96.6 104.4 106.1 107.5 106.0 94.4 91.7

7 day change 3.9% 9.4% 2.4% 1.6% -0.4% -0.5% -3.5% -4.5%

Total 1 month ago 84.9 95.3 97.4 97.7 96.6 95.9 87.1 86.6

Total 1 year ago 85.8 98.2 99.4 102.1 102.4 100.8 90.7 87.8

NZ Generation Output (GWh)

NI Hydro 16.6 20.3 20.8 21.7 21.1 20.8 16.5 16.7

NI Other 31.2 35.1 35.7 34.1 34.3 35.0 29.8 27.5

SI Hydro 44.0 51.2 51.2 53.2 53.2 50.8 45.1 43.6

Total 91.8 106.6 107.7 108.9 108.7 106.6 91.4 87.8

NI Hydro 1 month ago 26.6 28.1 28.1 27.4 26.0 22.9 18.6 18.2

NI Other 1 month ago 15.1 20.9 22.9 23.4 24.9 27.3 23.8 24.2

SI Hydro 1 month ago 43.8 47.2 47.2 47.8 46.6 46.8 45.5 45.1

NI Hydro 1 year ago 22.7 24.1 24.0 25.4 27.7 28.0 28.3 27.4

NI Other 1 year ago 19.3 26.8 27.7 26.5 24.4 23.6 18.2 17.0

SI Hydro 1 year ago 47.6 51.2 51.7 54.5 54.6 53.3 47.9 46.8

Inter-Island Transmission Transfers (GWh)

South to North 8.0 11.1 10.7 12.8 12.9 10.8 8.8 8.7

North to South 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0

South to North 1 month ago 11.7 12.5 12.2 12.6 11.1 11.2 12.1 11.8

South to North 1 year ago 14.2 14.0 14.0 16.4 16.3 15.1 12.2 12.3

Hydrology (GWh)

Storage 3310 3312 3309 3299 3338 3437 3487 3497

% of average 106% 106% 106% 105% 107% 110% 111% 112%

Inflows (GWh/day) 64 72 80 70 81 160 146 90

% of average 82% 93% 104% 91% 106% 211% 193% 119%

Storage % of average 1 month ago 108% 108% 108% 108% 108% 108% 108% 109%

Storage % of average 1 year ago 122% 122% 123% 123% 124% 123% 123% 123%

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