Electricity Authority - EMI (market statistics and tools)

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Period start	Period end	Trading period	Region ID	Region	FIR price ($/MWh)	SIR price ($/MWh)
16/12/2025 00:00:00	16/12/2025 00:30:00	1	NI	North Island	0.01	0.03
16/12/2025 00:00:00	16/12/2025 00:30:00	1	SI	South Island	0.01	0.03
16/12/2025 00:30:00	16/12/2025 01:00:00	2	NI	North Island	0.01	0.03
16/12/2025 00:30:00	16/12/2025 01:00:00	2	SI	South Island	0.01	0.03
16/12/2025 01:00:00	16/12/2025 01:30:00	3	NI	North Island	0.01	0.03
16/12/2025 01:00:00	16/12/2025 01:30:00	3	SI	South Island	0.01	0.03
16/12/2025 01:30:00	16/12/2025 02:00:00	4	NI	North Island	0.09	0.06
16/12/2025 01:30:00	16/12/2025 02:00:00	4	SI	South Island	0.07	0.06
16/12/2025 02:00:00	16/12/2025 02:30:00	5	NI	North Island	0.03	0.06
16/12/2025 02:00:00	16/12/2025 02:30:00	5	SI	South Island	0.02	0.06
16/12/2025 02:30:00	16/12/2025 03:00:00	6	NI	North Island	0.06	0.06
16/12/2025 02:30:00	16/12/2025 03:00:00	6	SI	South Island	0.05	0.06
16/12/2025 03:00:00	16/12/2025 03:30:00	7	NI	North Island	0.06	0.06
16/12/2025 03:00:00	16/12/2025 03:30:00	7	SI	South Island	0.04	0.06
16/12/2025 03:30:00	16/12/2025 04:00:00	8	NI	North Island	0.03	0.06
16/12/2025 03:30:00	16/12/2025 04:00:00	8	SI	South Island	0.02	0.06
16/12/2025 04:00:00	16/12/2025 04:30:00	9	NI	North Island	0.03	0.06
16/12/2025 04:00:00	16/12/2025 04:30:00	9	SI	South Island	0.02	0.06
16/12/2025 04:30:00	16/12/2025 05:00:00	10	NI	North Island	0.06	0.06
16/12/2025 04:30:00	16/12/2025 05:00:00	10	SI	South Island	0.05	0.06
16/12/2025 05:00:00	16/12/2025 05:30:00	11	NI	North Island	0.03	0.06
16/12/2025 05:00:00	16/12/2025 05:30:00	11	SI	South Island	0.02	0.06
16/12/2025 05:30:00	16/12/2025 06:00:00	12	NI	North Island	0.05	0.11
16/12/2025 05:30:00	16/12/2025 06:00:00	12	SI	South Island	0.04	0.10
16/12/2025 06:00:00	16/12/2025 06:30:00	13	NI	North Island	0.12	0.38
16/12/2025 06:00:00	16/12/2025 06:30:00	13	SI	South Island	0.09	0.35
16/12/2025 06:30:00	16/12/2025 07:00:00	14	NI	North Island	0.06	0.16
16/12/2025 06:30:00	16/12/2025 07:00:00	14	SI	South Island	0.04	0.15
16/12/2025 07:00:00	16/12/2025 07:30:00	15	NI	North Island	0.11	0.28
16/12/2025 07:00:00	16/12/2025 07:30:00	15	SI	South Island	0.01	0.06
16/12/2025 07:30:00	16/12/2025 08:00:00	16	NI	North Island	0.10	0.32
16/12/2025 07:30:00	16/12/2025 08:00:00	16	SI	South Island	0.05	0.21
16/12/2025 08:00:00	16/12/2025 08:30:00	17	NI	North Island	0.33	0.48
16/12/2025 08:00:00	16/12/2025 08:30:00	17	SI	South Island	0.05	0.01
16/12/2025 08:30:00	16/12/2025 09:00:00	18	NI	North Island	0.32	0.49
16/12/2025 08:30:00	16/12/2025 09:00:00	18	SI	South Island	0.00	0.01
16/12/2025 09:00:00	16/12/2025 09:30:00	19	NI	North Island	0.33	0.50
16/12/2025 09:00:00	16/12/2025 09:30:00	19	SI	South Island	0.01	0.01
16/12/2025 09:30:00	16/12/2025 10:00:00	20	NI	North Island	0.32	0.50
16/12/2025 09:30:00	16/12/2025 10:00:00	20	SI	South Island	0.24	0.47
16/12/2025 10:00:00	16/12/2025 10:30:00	21	NI	North Island	0.10	0.29
16/12/2025 10:00:00	16/12/2025 10:30:00	21	SI	South Island	0.07	0.11
16/12/2025 10:30:00	16/12/2025 11:00:00	22	NI	North Island	0.32	0.50
16/12/2025 10:30:00	16/12/2025 11:00:00	22	SI	South Island	0.08	0.06
16/12/2025 11:00:00	16/12/2025 11:30:00	23	NI	North Island	0.22	0.47
16/12/2025 11:00:00	16/12/2025 11:30:00	23	SI	South Island	0.04	0.22
16/12/2025 11:30:00	16/12/2025 12:00:00	24	NI	North Island	0.24	0.44
16/12/2025 11:30:00	16/12/2025 12:00:00	24	SI	South Island	0.03	0.13
16/12/2025 12:00:00	16/12/2025 12:30:00	25	NI	North Island	0.25	0.48
16/12/2025 12:00:00	16/12/2025 12:30:00	25	SI	South Island	0.03	0.16

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This report shows prices for reserves (FIR and SIR) in the electricity spot market through time.

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Fast instantaneous resserves, sustained instantaneous reserves, FIR, SIR

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