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123615POWER SYSTEM EVENTS23/01/2025 03:09:25 AM
Update - Non-credible contingency event - NSW region - 23/01/2025
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - NSW region - 23/01/2025
Refer AEMO Electricity Market Notice 123613
The cause of this non credible contingency event is not known at this stage.
AEMO is not satisfied that this non credible event is unlikely to re-occur.
AEMO has therefore reclassified this event as a credible contingency event until further notice.
Region: NSW
Elements: Kempsey - Macksville 9W5 and the Kempsey - Raleigh 9W2 132kV Lines
Duration: 0250 hrs 23/01/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
Update - Non-credible contingency event - NSW region - 23/01/2025
Refer AEMO Electricity Market Notice 123613
The cause of this non credible contingency event is not known at this stage.
AEMO is not satisfied that this non credible event is unlikely to re-occur.
AEMO has therefore reclassified this event as a credible contingency event until further notice.
Region: NSW
Elements: Kempsey - Macksville 9W5 and the Kempsey - Raleigh 9W2 132kV Lines
Duration: 0250 hrs 23/01/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
123613POWER SYSTEM EVENTS23/01/2025 03:02:44 AM
Non-credible contingency event - NSW region - 23/01/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - NSW region - 23/01/2025
At 0240 hrs the Kempsey - Macksville 9W5 and the Kempsey - Raleigh 9W2 132kV Lines tripped and auto reclosed.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - NSW region - 23/01/2025
At 0240 hrs the Kempsey - Macksville 9W5 and the Kempsey - Raleigh 9W2 132kV Lines tripped and auto reclosed.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
123606SETTLEMENTS RESIDUE22/01/2025 10:00:26 PM
[EventId:202501222200_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 22 January 2025 22:00
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 2200 hrs on 22 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 22 January 2025.
Refer to market notice: 123585
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 2200 hrs on 22 January 2025.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 2200 hrs on 22 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 22 January 2025.
Refer to market notice: 123585
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 2200 hrs on 22 January 2025.
This is an AEMO autogenerated Market Notice.
123596SETTLEMENTS RESIDUE22/01/2025 07:30:28 PM
[EventId:202501221930_NRM_NSW1_QLD1_stopped] NEGRES CONSTRAINT NRM_NSW1_QLD1 ceased operating from 22 January 2025 19:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1930 hrs on 22 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to QLD - 22 January 2025.
Refer to market notice: 123591
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to QLD directional interconnector.
The negative residue constraint NRM_NSW1_QLD1 ceased operating at 1930 hrs on 22 January 2025.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1930 hrs on 22 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to QLD - 22 January 2025.
Refer to market notice: 123591
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to QLD directional interconnector.
The negative residue constraint NRM_NSW1_QLD1 ceased operating at 1930 hrs on 22 January 2025.
This is an AEMO autogenerated Market Notice.
123593RESERVE NOTICE22/01/2025 06:14:27 PM
PDPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 22/01/2025
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following Period:
[1.] From 1830 hrs 22/01/2025 to 1900 hrs 22/01/2025.
The forecast capacity reserve requirement is 456 MW.
The minimum capacity reserve available is 343 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following Period:
[1.] From 1830 hrs 22/01/2025 to 1900 hrs 22/01/2025.
The forecast capacity reserve requirement is 456 MW.
The minimum capacity reserve available is 343 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
123591SETTLEMENTS RESIDUE22/01/2025 06:00:29 PM
[EventId:202501221800_NRM_NSW1_QLD1_started] NEGRES CONSTRAINT NRM_NSW1_QLD1 started operating from 22 January 2025 18:00
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 22 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to QLD - 22 January 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 QLD directional interconnector.
The negative residue constraint set NRM_NSW1_QLD1 commenced operating from 1800 hrs on 22 January 2025.
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.
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 22 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to QLD - 22 January 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 QLD directional interconnector.
The negative residue constraint set NRM_NSW1_QLD1 commenced operating from 1800 hrs on 22 January 2025.
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.
123585SETTLEMENTS RESIDUE22/01/2025 04:45:15 PM
[EventId:202501221645_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 22 January 2025 16:45
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1645 hrs on 22 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 22 January 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 1645 hrs on 22 January 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 1645 hrs on 22 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 22 January 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 1645 hrs on 22 January 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.
123582MARKET INTERVENTION22/01/2025 04:01:56 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 123506
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 22/01/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0900 hrs 23/01/2025
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: 1800 hrs 23/01/2025 / further notice.
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 123506
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 22/01/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0900 hrs 23/01/2025
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: 1800 hrs 23/01/2025 / further notice.
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
123580MARKET INTERVENTION23/01/2025 03:40:17 AM
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 123529
Direction is cancelled from: 0400 hrs 23/01/2025
Manager NEM Real Time Operations
Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 123529
Direction is cancelled from: 0400 hrs 23/01/2025
Manager NEM Real Time Operations