Market Notices

119979MARKET INTERVENTION06/11/2024 06:09:53 PM

Cancellation - AEMO Intervention Event - SA region 04/11/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - SA region 04/11/2024

Refer to Market Notice 119875

The AEMO Intervention Event and all associated directions are cancelled from 1800 hrs on 06/11/2024.


Manager NEM Real Time Operations
     
119977MARKET INTERVENTION06/11/2024 05:03:39 PM

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN

AEMO ELECTRICITY MARKET NOTICE

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN

Refer to Market Notice 119875

Direction is cancelled from: 1700 hrs 06/11/2024

Manager NEM Real Time Operations
     
119975MARKET INTERVENTION06/11/2024 04:00:29 PM

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN

AEMO ELECTRICITY MARKET NOTICE

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN

Refer to Market Notice 119875

Direction is cancelled from: 1600 hrs 06/11/2024

Manager NEM Real Time Operations
     
119969RECLASSIFY CONTINGENCY06/11/2024 01:52:35 PM

Reclassification of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 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: VIC1

Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV

Duration: 06/11/2024 13:52 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
119968RECLASSIFY CONTINGENCY06/11/2024 01:44:11 PM

Cancellation of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 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: NSW1

Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Cancellation time: 06/11/2024 13:44

Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1


Refer AEMO Electricity Market Notice 119965

Auto-generated on behalf of Manager NEM Real Time Operations
     
119966MARKET INTERVENTION06/11/2024 01:19:39 PM

Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region

AEMO ELECTRICITY MARKET NOTICE

Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0730 hrs 07/11/2024.

The foreseeable circumstance requiring the need for intervention is Voltage.

Manager NEM Real Time Operations
     
119965RECLASSIFY CONTINGENCY06/11/2024 12:42:39 PM

Reclassification of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 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: NSW1

Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Duration: 06/11/2024 12:42 until further notice

Constraint set(s) invoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1


Auto-generated on behalf of Manager NEM Real Time Operations
     
119964RECLASSIFY CONTINGENCY06/11/2024 12:12:21 PM

Reclassification of a Non-Credible Contingency Event: Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line in VIC 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: VIC

Lines: Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line

Duration: 06/11/2024 12:15 hrs until further notice

Constraint set(s) invoked: V-ROYP78_R_N-2

Manager NEM Real Time Operations
     
119960RECLASSIFY CONTINGENCY06/11/2024 09:24:26 AM

Cancellation of a Non-Credible Contingency Event: Tungatinah-Lake Echo-Waddamana 1 110kV line and Tungatinah-Waddamana 2 110kV line in TAS1 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: TAS1

Lines: Tungatinah-Lake Echo-Waddamana 1 110kV and Tungatinah-Waddamana 2 110kV

Cancellation time: 06/11/2024 09:24

Constraint set(s) revoked:
T-TUWA12_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 119943

Auto-generated on behalf of Manager NEM Real Time Operations
     
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