Market Notices

120784RECLASSIFY CONTINGENCY21/11/2024 11:51:18 PM

Cancellation of a Non-Credible Contingency Event: Ross - Tully South - Woree No.8905 275 kV line line and Cardwell - Tully No.7389 132kV line line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Ross - Tully South - Woree No.8905 275 kV line and Cardwell - Tully No.7389 132kV line

Cancellation time: 21/11/2024 23:51

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 120778

Auto-generated on behalf of Manager NEM Real Time Operations
     
120783RECLASSIFY CONTINGENCY21/11/2024 11:51:17 PM

Cancellation of a Non-Credible Contingency Event: Guybal Munjan - Chalumbin 857 275kV line line and Guybal Munjan - Chalumbin 858 275kV line line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Guybal Munjan - Chalumbin 857 275kV line and Guybal Munjan - Chalumbin 858 275kV line

Cancellation time: 21/11/2024 23:51

Constraint set(s) revoked:
Q-RSCH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 120777

Auto-generated on behalf of Manager NEM Real Time Operations
     
120782RECLASSIFY CONTINGENCY21/11/2024 11:51:16 PM

Cancellation of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV

Cancellation time: 21/11/2024 23:51

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 120758

Auto-generated on behalf of Manager NEM Real Time Operations
     
120781RESERVE NOTICE21/11/2024 11:36:26 PM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 26/11/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 120749 is cancelled at 2330 hrs 21/11/2024.


Manager NEM Real Time Operations
     
120780RESERVE NOTICE21/11/2024 11:35:13 PM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 26/11/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 120779 is cancelled at 2330 hrs 21/11/2024.


Manager NEM Real Time Operations
     
120779RESERVE NOTICE21/11/2024 10:38:55 PM

STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 26/11/2024

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:

From 1730 hrs 26/11/2024 to 1830 hrs 26/11/2024.
The forecast capacity reserve requirement is 525 MW.
The minimum capacity reserve available is 356 MW.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.


Manager NEM Real Time Operations
     
120778RECLASSIFY CONTINGENCY21/11/2024 08:32:47 PM

Reclassification of a Non-Credible Contingency Event: Ross - Tully South - Woree No.8905 275 kV line line and Cardwell - Tully No.7389 132kV line line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.

Region: QLD1

Lines: Ross - Tully South - Woree No.8905 275 kV line and Cardwell - Tully No.7389 132kV line

Duration: 21/11/2024 20:32 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
120777RECLASSIFY CONTINGENCY21/11/2024 08:10:26 PM

Reclassification of a Non-Credible Contingency Event: Guybal Munjan - Chalumbin 857 275kV line line and Guybal Munjan - Chalumbin 858 275kV line line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.

Region: QLD1

Lines: Guybal Munjan - Chalumbin 857 275kV line and Guybal Munjan - Chalumbin 858 275kV line

Duration: 21/11/2024 20:10 until further notice

Constraint set(s) invoked:
Q-RSCH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Auto-generated on behalf of Manager NEM Real Time Operations
     
120776SETTLEMENTS RESIDUE21/11/2024 07:00:23 PM

[EventId:202411211900_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 21 November 2024 19:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1900 hrs on 21 November 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 21 November 2024.

Refer to market notice: 120766

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 1900 hrs on 21 November 2024.

This is an AEMO autogenerated Market Notice.
     
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