Market Notices

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Thursday, 16 January 2025

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

Unit: VP5
Duration: 16/01/2025 04:55 to 16/01/2025 05:00
Amount: -21 MW
Constraint: NC-N_VP5

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - NSW region - 15/01/2025

At 2019 hrs the Tomago - Taree (963) 132kV line and the Tomago - Brandy Hill (96C) 132kV line tripped.

AEMO did not instruct load shedding.

AEMO has been advised of disconnection of 80 MW of bulk electrical load.

The cause of this non credible contingency event is not known at this stage.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

In order to maintain the power system in a secure operating state in the NSW region, AEMO has invoked automated constraint set CA_BRIS_5699E75F from 1655 hrs until further notice.

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

V-S-MNSP1
VIC1-NSW1

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Murray - Lower Tumut 330 kV 66 line - NSW region - 15/01/2025

At 1400 hrs 15/01/2025 there was an unplanned outage of Murray - Lower Tumut 330 kV 66 line.

The following constraint set(s) invoked at 1415 hrs 15/01/2025
I-LTMS

This constraint set(s) contains equations with the following interconnectors on the LHS.
VIC1-NSW1,V-S-MNSP1,NSW1-QLD1,T-V-MNSP1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Lower Tumut - Yass 330 kV 03 Line - NSW region - 15/01/2025

At 1358 hrs 15/01/2025 there was an unplanned outage of Lower Tumut - Yass 330 kV 03 Line.

The following constraint set(s) invoked at 1400 hrs 15/01/2025
N-X_LTYS_MNYS

This constraint set(s) contains equations with the following interconnectors on the LHS.
VIC1-NSW1,N-Q-MNSP1,NSW1-QLD1,V-S-MNSP1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Muswellbrook 330/132 kV Transformer 1 - NSW region - 15/01/2025

At 1337 hrs 15/01/2025 there was an unplanned outage of Muswellbrook 330/132 kV Transformer 1.

The following constraint set(s) invoked at 1355 hrs 15/01/2025
N-MUTW_88

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1,T-V-MNSP1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Wednesday, 15 January 2025

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

Unit: MPP_2
Duration: 15/01/2025 09:50 to 15/01/2025 10:15
Amount: 15 MW
Constraint: NC-Q_MPP_2

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Wednesday, 15 January 2025

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

Unit: MPP_2
Duration: 15/01/2025 02:40 to 15/01/2025 05:15
Amount: -28 MW
Constraint: NC-Q_MPP_2

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Wednesday, 15 January 2025

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

Unit: MPP_2
Duration: 15/01/2025 01:45 to 15/01/2025 02:05
Amount: 32 MW
Constraint: NC-Q_MPP_2

Auto-generated on behalf of Manager NEM Real Time Operations