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125543INTER-REGIONAL TRANSFER12/03/2025 07:03:39 AM
Inter-regional transfer limit variation - Waterloo - Hummocks 132kV Line - SA region - 12/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Waterloo - Hummocks 132kV Line - SA region - 12/03/2025
At 0641 hrs 12/03/2025 there was an unplanned outage of Waterloo - Hummocks 132kV Line.
The following constraint set(s) invoked at 0650 hrs 12/03/2025
S-HUWT
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Waterloo - Hummocks 132kV Line - SA region - 12/03/2025
At 0641 hrs 12/03/2025 there was an unplanned outage of Waterloo - Hummocks 132kV Line.
The following constraint set(s) invoked at 0650 hrs 12/03/2025
S-HUWT
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
125521NON-CONFORMANCE11/03/2025 11:55:21 AM
NON-CONFORMANCE Region NSW1 Tuesday, 11 March 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Tuesday, 11 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 11/03/2025 11:25 to 11/03/2025 11:55
Amount: -9 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Tuesday, 11 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 11/03/2025 11:25 to 11/03/2025 11:55
Amount: -9 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations
125518INTER-REGIONAL TRANSFER11/03/2025 10:05:53 AM
Inter-regional transfer limit variation - Penola West - South East 132 kV line and Kincraig - Penola West 132 kV line - SA region - 11/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Penola West - South East 132 kV line and Kincraig - Penola West 132 kV line - SA region - 11/03/2025
At 0917 hrs 11/03/2025 there was an unplanned outage of Penola West - South East 132 kV line and Kincraig - Penola West 132 kV line.
The following constraint set(s) invoked at 0925 hrs 11/03/2025
S-KNPW and S-PWSE.
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Penola West - South East 132 kV line and Kincraig - Penola West 132 kV line - SA region - 11/03/2025
At 0917 hrs 11/03/2025 there was an unplanned outage of Penola West - South East 132 kV line and Kincraig - Penola West 132 kV line.
The following constraint set(s) invoked at 0925 hrs 11/03/2025
S-KNPW and S-PWSE.
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
125516SETTLEMENTS RESIDUE11/03/2025 09:30:23 AM
[EventId:202503110930_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 11 March 2025 09:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0930 hrs on 11 March 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 March 2025.
Refer to market notice: 125514
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 0930 hrs on 11 March 2025.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 0930 hrs on 11 March 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 March 2025.
Refer to market notice: 125514
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 0930 hrs on 11 March 2025.
This is an AEMO autogenerated Market Notice.
125514SETTLEMENTS RESIDUE11/03/2025 08:30:33 AM
[EventId:202503110830_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 11 March 2025 08:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0830 hrs on 11 March 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 March 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 0830 hrs on 11 March 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 0830 hrs on 11 March 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 March 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 0830 hrs on 11 March 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
125474NON-CONFORMANCE10/03/2025 01:05:17 PM
NON-CONFORMANCE Region QLD1 Monday, 10 March 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Monday, 10 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_1
Duration: 10/03/2025 13:00 to 10/03/2025 13:05
Amount: -11 MW
Constraint: NC-Q_MPP_1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Monday, 10 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_1
Duration: 10/03/2025 13:00 to 10/03/2025 13:05
Amount: -11 MW
Constraint: NC-Q_MPP_1
Auto-generated on behalf of Manager NEM Real Time Operations
125431MARKET INTERVENTION09/03/2025 01:27:46 PM
Cancellation - AEMO Intervention Event - SA region 08/03/2025
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - SA region 08/03/2025
Refer to Market Notice 125396
The AEMO Intervention Event and all associated directions are cancelled from 1330 hrs on 09/03/2025.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 08/03/2025
Refer to Market Notice 125396
The AEMO Intervention Event and all associated directions are cancelled from 1330 hrs on 09/03/2025.
Manager NEM Real Time Operations
125426MARKET INTERVENTION09/03/2025 01:25:15 PM
Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 125398
Direction is cancelled from: 1330 hrs 09/03/2025
Manager NEM Real Time Operations
Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 125398
Direction is cancelled from: 1330 hrs 09/03/2025
Manager NEM Real Time Operations
125398MARKET INTERVENTION08/03/2025 03:59:49 PM
Direction - SA region to Pelican Point Power Limited - PPCCGT PELICAN POINT
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region to Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 125396.
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Pelican Point Power Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT at 1600 hrs 08/03/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0400 hrs 09/03/2025
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 1330 hrs 09/03/2025.
Pelican Point Power 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 to Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 125396.
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Pelican Point Power Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT at 1600 hrs 08/03/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0400 hrs 09/03/2025
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 1330 hrs 09/03/2025.
Pelican Point Power 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