Market Notices

120775RESERVE NOTICE21/11/2024 06:52:08 PM

STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 24/11/2024

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following period:

From 1730 hrs 24/11/2024 to 1800 hrs 24/11/2024.
The forecast capacity reserve requirement is 1315 MW.
The minimum capacity reserve available is 1219 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
     
120761RECLASSIFY CONTINGENCY21/11/2024 04:14:21 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 16:14

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 120743

Auto-generated on behalf of Manager NEM Real Time Operations
     
120760RECLASSIFY CONTINGENCY21/11/2024 04:14:20 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 16:14

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 120742

Auto-generated on behalf of Manager NEM Real Time Operations
     
120759RECLASSIFY CONTINGENCY21/11/2024 03:22:35 PM

Reclassification of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 132 kV 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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV

Duration: 21/11/2024 15:22 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
120758RECLASSIFY CONTINGENCY21/11/2024 03:22:35 PM

Reclassification 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

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

Duration: 21/11/2024 15:22 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
120750RECLASSIFY CONTINGENCY21/11/2024 02:22:47 PM

Cancellation - Reclassification of a Non-Credible Contingency Event: Darling Downs Power Station in Queensland Region - 30/07/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Reclassification of a Non-Credible Contingency Event: Darling Downs Power Station in Queensland Region - 30/07/2024

Refer to MN 117504

Based on advice from the asset owner, AEMO no longer considers the simultaneous trip of all the generators at Darling Downs Power Station as a credible contingency event.

Therefore AEMO cancels the reclassification as a credible contingency event from 1430 hrs 21/11/2024.

Constraint set Q-DARLING_DOWNS_N-2 revoked from 1430 hrs 21/11/2024

Manager NEM Real Time Operations
     
120749RESERVE NOTICE21/11/2024 01:55:16 PM

STPASA - Update 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. 120739 has been updated at 1300 hrs 21/11/2024 to the following:

From 1400 hrs to 1900 hrs 26/11/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 171 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.


AEMO Operations
     
120748RESERVE NOTICE21/11/2024 01:56:56 PM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 3 (LOR3) in the NSW Region on 26/11/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR3 condition in the NSW region advised in AEMO Electricity Market Notice No. 120738 is cancelled at 1300 hrs on 21/11/2024.

No LOR3 condition is currently forecast in the STPASA period.

AEMO Operations
     
120746RESERVE NOTICE21/11/2024 01:57:49 PM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 26/10/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 120741 is cancelled at 1300 hrs 21/11/2024.


AEMO Operations
     
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