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| Period start | Period end | Trading period | Region ID | Region | FIR price ($/MWh) | SIR price ($/MWh) |
|---|---|---|---|---|---|---|
| 18/08/2026 00:00:00 | 18/08/2026 00:30:00 | 1 | NI | North Island | 1.00 | 1.00 |
| 18/08/2026 00:00:00 | 18/08/2026 00:30:00 | 1 | SI | South Island | 0.09 | 0.05 |
| 18/08/2026 00:30:00 | 18/08/2026 01:00:00 | 2 | NI | North Island | 0.78 | 1.00 |
| 18/08/2026 00:30:00 | 18/08/2026 01:00:00 | 2 | SI | South Island | 0.38 | 0.11 |
| 18/08/2026 01:00:00 | 18/08/2026 01:30:00 | 3 | NI | North Island | 0.68 | 0.66 |
| 18/08/2026 01:00:00 | 18/08/2026 01:30:00 | 3 | SI | South Island | 0.50 | 0.60 |
| 18/08/2026 01:30:00 | 18/08/2026 02:00:00 | 4 | NI | North Island | 0.67 | 0.66 |
| 18/08/2026 01:30:00 | 18/08/2026 02:00:00 | 4 | SI | South Island | 0.50 | 0.60 |
| 18/08/2026 02:00:00 | 18/08/2026 02:30:00 | 5 | NI | North Island | 0.66 | 0.66 |
| 18/08/2026 02:00:00 | 18/08/2026 02:30:00 | 5 | SI | South Island | 0.50 | 0.60 |
| 18/08/2026 02:30:00 | 18/08/2026 03:00:00 | 6 | NI | North Island | 0.80 | 0.64 |
| 18/08/2026 02:30:00 | 18/08/2026 03:00:00 | 6 | SI | South Island | 0.60 | 0.60 |
| 18/08/2026 03:00:00 | 18/08/2026 03:30:00 | 7 | NI | North Island | 0.80 | 0.64 |
| 18/08/2026 03:00:00 | 18/08/2026 03:30:00 | 7 | SI | South Island | 0.60 | 0.60 |
| 18/08/2026 03:30:00 | 18/08/2026 04:00:00 | 8 | NI | North Island | 0.80 | 0.64 |
| 18/08/2026 03:30:00 | 18/08/2026 04:00:00 | 8 | SI | South Island | 0.60 | 0.60 |
| 18/08/2026 04:00:00 | 18/08/2026 04:30:00 | 9 | NI | North Island | 0.58 | 0.65 |
| 18/08/2026 04:00:00 | 18/08/2026 04:30:00 | 9 | SI | South Island | 0.44 | 0.60 |
| 18/08/2026 04:30:00 | 18/08/2026 05:00:00 | 10 | NI | North Island | 0.80 | 0.64 |
| 18/08/2026 04:30:00 | 18/08/2026 05:00:00 | 10 | SI | South Island | 0.59 | 0.60 |
| 18/08/2026 05:00:00 | 18/08/2026 05:30:00 | 11 | NI | North Island | 0.64 | 0.78 |
| 18/08/2026 05:00:00 | 18/08/2026 05:30:00 | 11 | SI | South Island | 0.48 | 0.49 |
| 18/08/2026 05:30:00 | 18/08/2026 06:00:00 | 12 | NI | North Island | 0.50 | 0.54 |
| 18/08/2026 05:30:00 | 18/08/2026 06:00:00 | 12 | SI | South Island | 0.38 | 0.50 |
| 18/08/2026 06:00:00 | 18/08/2026 06:30:00 | 13 | NI | North Island | 0.72 | 0.97 |
| 18/08/2026 06:00:00 | 18/08/2026 06:30:00 | 13 | SI | South Island | 0.41 | 0.67 |
| 18/08/2026 06:30:00 | 18/08/2026 07:00:00 | 14 | NI | North Island | 0.49 | 0.76 |
| 18/08/2026 06:30:00 | 18/08/2026 07:00:00 | 14 | SI | South Island | 0.04 | 0.22 |
| 18/08/2026 07:00:00 | 18/08/2026 07:30:00 | 15 | NI | North Island | 9.66 | 18.59 |
| 18/08/2026 07:00:00 | 18/08/2026 07:30:00 | 15 | SI | South Island | 0.00 | 0.00 |
| 18/08/2026 07:30:00 | 18/08/2026 08:00:00 | 16 | NI | North Island | 9.93 | 17.71 |
| 18/08/2026 07:30:00 | 18/08/2026 08:00:00 | 16 | SI | South Island | 0.00 | 0.00 |
| 18/08/2026 08:00:00 | 18/08/2026 08:30:00 | 17 | NI | North Island | 3.99 | 11.42 |
| 18/08/2026 08:00:00 | 18/08/2026 08:30:00 | 17 | SI | South Island | 0.00 | 0.00 |
| 18/08/2026 08:30:00 | 18/08/2026 09:00:00 | 18 | NI | North Island | 0.46 | 0.58 |
| 18/08/2026 08:30:00 | 18/08/2026 09:00:00 | 18 | SI | South Island | 0.00 | 0.01 |
| 18/08/2026 09:00:00 | 18/08/2026 09:30:00 | 19 | NI | North Island | 1.00 | 1.00 |
| 18/08/2026 09:00:00 | 18/08/2026 09:30:00 | 19 | SI | South Island | 0.00 | 0.00 |
| 18/08/2026 09:30:00 | 18/08/2026 10:00:00 | 20 | NI | North Island | 0.80 | 1.00 |
| 18/08/2026 09:30:00 | 18/08/2026 10:00:00 | 20 | SI | South Island | 0.04 | 0.17 |
| 18/08/2026 10:00:00 | 18/08/2026 10:30:00 | 21 | NI | North Island | 1.00 | 1.00 |
| 18/08/2026 10:00:00 | 18/08/2026 10:30:00 | 21 | SI | South Island | 0.00 | 0.00 |
| 18/08/2026 10:30:00 | 18/08/2026 11:00:00 | 22 | NI | North Island | 1.00 | 1.00 |
| 18/08/2026 10:30:00 | 18/08/2026 11:00:00 | 22 | SI | South Island | 0.09 | 0.35 |
| 18/08/2026 11:00:00 | 18/08/2026 11:30:00 | 23 | NI | North Island | 1.00 | 1.00 |
| 18/08/2026 11:00:00 | 18/08/2026 11:30:00 | 23 | SI | South Island | 0.39 | 0.39 |
| 18/08/2026 11:30:00 | 18/08/2026 12:00:00 | 24 | NI | North Island | 1.00 | 1.00 |
| 18/08/2026 11:30:00 | 18/08/2026 12:00:00 | 24 | SI | South Island | 0.61 | 0.57 |
| 18/08/2026 12:00:00 | 18/08/2026 12:30:00 | 25 | NI | North Island | 1.00 | 1.00 |
| 18/08/2026 12:00:00 | 18/08/2026 12:30:00 | 25 | SI | South Island | 0.65 | 0.63 |
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This report shows prices for reserves (FIR and SIR) in the electricity spot market through time.
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