Market Notices

116964RECLASSIFY CONTINGENCY11/06/2024 10:07:40 PM

Reclassification of a Non-Credible Contingency Event: Collinsville North - Proserpine No.7125 132 kV line and Collinsville North - Proserpine No.7126 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: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV

Duration: 11/06/2024 22:07 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
116963SETTLEMENTS RESIDUE11/06/2024 07:00:26 PM

[EventId:202406111900_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 11 June 2024 19:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1900 hrs on 11 June 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 June 2024.

Refer to market notice: 116955

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 11 June 2024.

This is an AEMO autogenerated Market Notice.
     
116955SETTLEMENTS RESIDUE11/06/2024 06:06:34 PM

[EventId:202406111805_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 11 June 2024 18:05

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1805 hrs on 11 June 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 June 2024.

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 1805 hrs on 11 June 2024.

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.
     
116949RECLASSIFY CONTINGENCY11/06/2024 05:36:31 PM

Cancellation of a Non-Credible Contingency Event: Farrell - Reece No.1 220 kV line and Farrell - Reece No.2 220 kV 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: Farrell - Reece No.1 220 kV and Farrell - Reece No.2 220 kV

Cancellation time: 11/06/2024 17:36

Constraint set(s) revoked:
F-T-FARE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1


Refer AEMO Electricity Market Notice 116947

Auto-generated on behalf of Manager NEM Real Time Operations
     
116948RECLASSIFY CONTINGENCY11/06/2024 05:36:32 PM

Cancellation of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown 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: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown

Cancellation time: 11/06/2024 17:36

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 116941

Auto-generated on behalf of Manager NEM Real Time Operations
     
116947RECLASSIFY CONTINGENCY11/06/2024 04:24:16 PM

Reclassification of a Non-Credible Contingency Event: Farrell - Reece No.1 220 kV line and Farrell - Reece No.2 220 kV line in TAS1 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: TAS1

Lines: Farrell - Reece No.1 220 kV and Farrell - Reece No.2 220 kV

Duration: 11/06/2024 16:24 until further notice

Constraint set(s) invoked:
F-T-FARE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1


Auto-generated on behalf of Manager NEM Real Time Operations
     
116945MARKET INTERVENTION11/06/2024 03:59:49 PM

Direction - SA region 11/06/2024

AEMO ELECTRICITY MARKET NOTICE.

Direction - SA region 11/06/2024

In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a).

The direction was necessary to maintain the power system in a secure operating state.

AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.

The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1605 hrs on 11/06/2024.

Intervention pricing does not apply to this AEMO intervention event.

Manager NEM Real Time Operations
     
116944RESERVE NOTICE11/06/2024 03:07:42 PM

PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 12/06/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 116933 for the 12/06/2024 is cancelled at 1445 hrs 11/06/2024.

Manager NEM Real Time Operations
     
116943RESERVE NOTICE11/06/2024 03:27:32 PM

STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 19/06/2024

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 period:

From 0000 hrs to 0030 hrs 19/06/2024.
The forecast capacity reserve requirement is 1780 MW.
The minimum capacity reserve available is 1759 MW.

AEMO Operations
     
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