Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Para 275kV 1 and 2 275kV SVCs - SA region - 22/05/2024

At 1300 hrs 22/05/2024 there was a short notice outage of Para 275kV 1 and 2 275kV SVCs.

The following constraint set(s) invoked at 1300 hrs 22/05/2024
S-X_PA_VC_2

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,V-SA

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Tuesday, 21 May 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: BW04
Duration: 21/05/2024 16:30 to 21/05/2024 16:35
Amount: -19 MW
Constraint: NC-N_BW04

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AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Tuesday, 21 May 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: BW04
Duration: 21/05/2024 10:45 to 21/05/2024 10:50
Amount: -22 MW
Constraint: NC-N_BW04

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AEMO ELECTRICITY MARKET NOTICE

Update Inter-Regional Transfer limit variation - Basslink

Refer AEMO Electricity Market Notice 116734

There was an unplanned outage of the Basslink interconnector at 0235 hrs. The Basslink interconnector has been returned to service.

The following constraint set was revoked at 0810 hrs 21/05/2024

I-BL_ZERO

The constraint set contains the following interconnector on the left hand side.

T-V-MNSP1

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer limit variation - Basslink

There has been an unplanned outage of the Basslink interconnector at 0235 hrs

The following constraint set was invoked at 0240 hrs 21/05/2024

I-BL_ZERO

The constraint set contains the following interconnector on the left hand side.

T-V-MNSP1

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the NSW region - 20/05/2024

The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.116730 is cancelled at 1910 hrs 20/05/2024.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 20/05/2024

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1700 hrs.
The Actual LOR1 condition is forecast to exist until 1930 hrs

The capacity reserve requirement is 1630 MW
The minimum capacity reserve available is 1028 MW

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Sunday, 19 May 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: PUMP2
Duration: 19/05/2024 07:35 to 19/05/2024 07:40
Amount: 240 MW
Constraint: NC-Q_PUMP2

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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: 18/05/2024 20:09

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 116690

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