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Electricity Information for Sunday 26 August

Electricity Information for Sunday 26 August 2001

National Savings 6.9%

National Savings Day by Day

Actual daily electricity savings for the past week are shown below. This data shows exactly what the country saved each day. This data has been seasonally adjusted.



National Savings – 7 Day Rolling Average
The following graph is a seven-day rolling average. The data has been seasonally adjusted.



Regional Savings Trend

The following table shows regional savings using the seven-day rolling average calculation.

A B C D E NZ

Mon 20 Aug 4.22% 7.19% 4.41% 6.66% 5.93% 5.47%
Tue 21 Aug 4.73% 7.92% 5.89% 9.07% 6.40% 6.49%
Wed 22 Aug 6.03% 8.55% 7.78% 11.68% 6.68% 7.79%
Thu 23 Aug 6.86% 8.72% 9.51% 13.11% 6.80% 8.64%
Fri 24 Aug 7.48% 8.41% 10.26% 14.55% 7.09% 9.19%
Sat 25 Aug 8.16% 7.59% 11.21% 15.97% 7.08% 9.66%
Sun 26 Aug 8.73% 6.23% 10.68% 16.18% 7.00% 9.51%
This information has also been seasonally adjusted.

Actual Demand

The following table shows actual regional and national demand in MWh.

A B C D E NZ

Mon 20 Aug 29,039 15,934 19,342 15,021 20,644 99,982
Tue 21 Aug 28,994 15,683 18,880 14.367 20,703 98,628
Wed 22 Aug 28,580 15,356 18,967 13,771 20,471 97,146
Thu 23 Aug 28,565 16,008 19,504 14,958 21,005 100,042
Fri 24 Aug 28,283 16,394 19,176 14,081 20,712 98,646
Sat 25 Aug 24,582 16,148 16,626 12,298 20,022 89,676
Sun 26 Aug 23,562 15,737 17,403 12,474 19,841 89,017

As a reminder, the regions are:
A Auckland & Northland D Nelson, Marlborough, West Coast, Canterbury
B Waikato, Bay of Plenty, King Country E Otago & Southland
C Taranaki, Hawkes’ Bay, Manawatu, Wellington


Daily Average Wholesale Prices (c/kWh)

20 Aug 21 Aug 22 Aug 23 Aug 24 Aug 25 Aug 26 Aug

Otahuhu 9.65 9.28 8.67 9.08 7.64 7.56 5.37
Haywards 10.51 10.56 9.60 9.88 8.10 7.43 5.64
Benmore 10.82 11.11 10.50 11.09 9.04 7.66 7.11

Pricing Trends – Seven Day Rolling Average

The M-co Electricity Price Index is a seven-day rolling-average electricity price. It is weighted by load for each of three areas and nationally. This means although the price may fall in the daily average energy prices above, the M-co Electricity Price Index could continue to rise due to earlier high prices.

M-co Electricity Price Index (c/kWh)

20 Aug 21 Aug 22 Aug 23 Aug 24 Aug 25 Aug 26 Aug

Upper North Island 11.41 10.66 9.89 9.58 9.17 8.77 8.63
Lower North Island 12.12 11.32 10.48 10.17 9.70 9.24 9.03
South Island 12.55 11.81 11.21 11.07 10.69 10.25 10.30
New Zealand 11.93 11.17 10.45 10.20 9.80 9.37 9.29

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