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MARKET SUSPENSION
Notice type description *
Market suspended in region(s).
External reference *
Declaration of electricity market suspension
Reason *
AEMO ELECTRICITY MARKET NOTICE
Declaration of electricity market suspension
AEMO declares the spot market suspended in the NEM with Market Suspension Schedule Pricing (refer NER clause 3.14.5(b)) from Trading Interval 1400 hrs on 05 September 2024 until further notice. Dispatch prices for the first one or two dispatch intervals of this market suspension will be reviewed manually.
There has been a failure of the NEM dispatch process, and all participants to follow existing targets until further notice.
Manager NEM Real Time Operations
[EventId:202408271230_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 27 August 2024 12:30
Issued by Australian Energy Market Operator Ltd at 1230 hrs on 27 August 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 27 August 2024.
Refer to market notice: 117834
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.
The negative residue constraint NRM_QLD1_NSW1 ceased operating at 1230 hrs on 27 August 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202408271135_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 27 August 2024 11:35
Issued by Australian Energy Market Operator Ltd at 1135 hrs on 27 August 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 27 August 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.
The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 1135 hrs on 27 August 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Cancellation - AEMO Intervention Event - SA region 22/08/2024
Cancellation - AEMO Intervention Event - SA region 22/08/2024
Refer to Market Notice 117756
The AEMO Intervention Event and all associated directions are cancelled from 1500 hrs on 26/08/2024.
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 117791
Direction is cancelled from: 1500 hrs 26/08/2024
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 117790
Direction is cancelled from: 1500 hrs 26/08/2024
Manager NEM Real Time Operations
Direction - SA region 26/08/2024
Direction - SA region 26/08/2024
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1305 hrs on 26/08/2024.
Intervention pricing does not apply to this AEMO intervention event.
AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.
Manager NEM Real Time Operations
Direction - SA region 26/08/2024
Direction - SA region 26/08/2024
Refer to Market Notice 117810
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN at 1300 hrs 26/08/2024
Type of resource: generating unit
Required actions: remain synchronised and follow dispatch targets at 0100 hrs 27/08/2024
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 28/08/2024.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
Direction - SA region 26/08/2024
Direction - SA region 26/08/2024
Refer to Market Notice 117810
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN at 1300 hrs 26/08/2024
Type of resource: generating unit
Required actions: to synchronise and follow dispatch targets at 0030 hrs 27/08/2024
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 28/08/2024.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
Foreseeable AEMO intervention in SA region
Foreseeable AEMO intervention in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0030 hrs 27/08/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1300 hrs 26/08/2024, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations