Market Notices

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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV

Cancellation time: 28/11/2024 19:44

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 121145

Auto-generated on behalf of Manager NEM Real Time Operations

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: 28/11/2024 19:24

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 121144

Auto-generated on behalf of Manager NEM Real Time Operations

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: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Cancellation time: 28/11/2024 18:29

Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Refer AEMO Electricity Market Notice 121188

Auto-generated on behalf of Manager NEM Real Time Operations

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: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Duration: 28/11/2024 17:27 until further notice

Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 121170 has been updated at 1615 hrs to the following:

[1.] From 0800 hrs 29/11/2024 to 0900 hrs 29/11/2024.
The forecast capacity reserve requirement is 1430 MW.
The minimum capacity reserve available is 1376 MW.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 121150 has been updated at 1415 hrs to the following:

[1.] From 0630 hrs 29/11/2024 to 0800 hrs 29/11/2024.
The forecast capacity reserve requirement is 1430 MW.
The minimum capacity reserve available is 1028 MW.

[2.] From 0930 hrs 29/11/2024 to 1500 hrs 29/11/2024.
The forecast capacity reserve requirement is 1430 MW.
The minimum capacity reserve available is 1002 MW.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 121140 is cancelled at 1345 hrs 28/11/2024.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following Periods:

[1.] From 0600 hrs 29/11/2024 to 0800 hrs 29/11/2024.
The forecast capacity reserve requirement is 1430 MW.
The minimum capacity reserve available is 992 MW.

[2.] From 1000 hrs 29/11/2024 to 1330 hrs 29/11/2024.
The forecast capacity reserve requirement is 1430 MW.
The minimum capacity reserve available is 1110 MW.

[3.] From 1500 hrs 29/11/2024 to 1530 hrs 29/11/2024.
The forecast capacity reserve requirement is 1705 MW.
The minimum capacity reserve available is 1371 MW.

[4.] From 1700 hrs 29/11/2024 to 1730 hrs 29/11/2024.
The forecast capacity reserve requirement is 1400 MW.
The minimum capacity reserve available is 1258 MW.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Refer AEMO Electricity Market Notice 121142

Constraint set I-QN_1000 was invoked from 0955 hrs until 1230 hrs 28/11/2024.

This constraint set contains equations with the following interconnector on the LHS;

NSW1-QLD1

Manager NEM Real Time Operations