This is a summary of energy for the previous week, ending Sunday at midnight.
The data is uploaded every Monday at 9.15am.
Week Ending Sunday 06 Jul 2025
Energy Totals GWh Previous Week
| Generation GWh |
Supply GWh |
Max Daily Energy GWh |
|
|---|---|---|---|
| North Island | 520.60 | 539.50 | 83.60 Wed 02/07/25 |
| South Island | 338.10 | 317.80 | 49.00 Thu 03/07/25 |
| New Zealand | 858.70 | 857.30 | 132.00 Wed 02/07/25 |
| Net HVDC Transfer | 20.3 North |
Energy Totals GWh Year to Date
| Generation GWh |
Supply GWh |
Max Daily Energy GWh |
|
|---|---|---|---|
| North Island | 12608.90 | 12858.10 | 85.60 Wed 18/06/25 |
| South Island | 8065.20 | 7779.00 | 49.00 Thu 03/07/25 |
| New Zealand | 20674.10 | 20637.20 | 133.50 Wed 18/06/25 |
| Net HVDC Transfer | 286.2 North |
Peak Half Hour Supply (Average MW)
| Previous Week MW |
Year to Date MW |
|
|---|---|---|
| North Island | 4375.70 Tue 01/07/25 18:00 | 4622.40 Wed 18/06/25 08:00 |
| South Island | 2434.00 Sun 06/07/25 18:00 | 2434.00 Sun 06/07/25 18:00 |
| New Zealand | 6635.80 Wed 02/07/25 18:00 | 6981.10 Wed 18/06/25 08:00 |