Market Notices

127337NON-CONFORMANCE30/05/2025 01:00:13 PM

NON-CONFORMANCE Region QLD1 Friday, 30 May 2025

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Friday, 30 May 2025

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

Unit: MPP_1
Duration: 30/05/2025 11:50 to 30/05/2025 13:00
Amount: -63 MW
Constraint: NC-Q_MPP_1

Auto-generated on behalf of Manager NEM Real Time Operations
     
127333RECLASSIFY CONTINGENCY29/05/2025 04:58:51 PM

Cancellation of the Reclassification of a Non-Credible Contingency Event: Loss of the Sheffield - Burnie No. 1 220kV Line, Sheffield - Burnie No. 2 110kV Line and the Ulverstone - Emu Bay 110kV Line in TAS1 due to lightning

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event .

Based on advice received from the asset owner, AEMO no longer considers the trip of the Sheffield - Burnie No. 1 220kV Line, Sheffield - Burnie No. 2 110kV Line and the Ulverstone - Emu Bay 110kV Line in TAS1 due to lightning as a credible contingency when there is lightning activity in the vicinity.

Accordingly the reclassification as a credible contingency is cancelled .


Region: TAS1

Element: Sheffield - Burnie No. 1 220kV Line, Sheffield - Burnie No. 2 110kV Line and the Ulverstone - Emu Bay 110kV Line

Cancellation time: 29/05/2025 1600 hrs

Constraint set(s) revoked: NONE

Refer AEMO Electricity Market Notices 125566

Manager NEM Real Time Operations
     
127326NON-CONFORMANCE28/05/2025 06:00:15 PM

NON-CONFORMANCE Region QLD1 Wednesday, 28 May 2025

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Wednesday, 28 May 2025

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

Unit: MPP_1
Duration: 28/05/2025 17:55 to 28/05/2025 18:00
Amount: -20 MW
Constraint: NC-Q_MPP_1

Auto-generated on behalf of Manager NEM Real Time Operations
     
127324INTER-REGIONAL TRANSFER28/05/2025 05:55:45 PM

Inter-regional transfer limit variation - Armidale Dumaresq 8C and Dumaresq Bulli 8M 330kV lines - NSW region - 28/05/2025

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Armidale Dumaresq 8C and Dumaresq Bulli 8M 330kV lines - NSW region - 28/05/2025

At 1750 hrs 28/05/2025 there was a short notice outage of Armidale Dumaresq 8C and Dumaresq Bulli 8M 330kV lines.

The following constraint set(s) invoked at 1745 hrs 28/05/2025
N-ARDM_8C
N-X_8C+DM+TW_SVC

and the following constraint set(s) invoked at 1750 hrs 28/05/2025
I-BCDM_ONE
N-X_8L+DM+TW_SVC

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

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
127322NON-CONFORMANCE28/05/2025 03:15:14 PM

NON-CONFORMANCE Region QLD1 Wednesday, 28 May 2025

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Wednesday, 28 May 2025

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

Unit: MPP_2
Duration: 28/05/2025 12:30 to 28/05/2025 15:15
Amount: 26 MW
Constraint: NC-Q_MPP_2

Auto-generated on behalf of Manager NEM Real Time Operations
     
127321NON-CONFORMANCE28/05/2025 02:35:19 AM

NON-CONFORMANCE Region QLD1 Wednesday, 28 May 2025

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Wednesday, 28 May 2025

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

Unit: MPP_2
Duration: 28/05/2025 01:35 to 28/05/2025 02:35
Amount: 24 MW
Constraint: NC-Q_MPP_2

Auto-generated on behalf of Manager NEM Real Time Operations
     
127319PRICES UNCHANGED27/05/2025 06:00:15 PM

[EventId:202505271740_confirmed] Prices for interval 27-May-2025 17:40 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 May 2025

PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 17:40.

In accordance with Market Notice 127309 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.
     
127318PRICES UNCHANGED27/05/2025 06:00:15 PM

[EventId:202505271800_confirmed] Prices for interval 27-May-2025 18:00 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 May 2025

PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 18:00.

In accordance with Market Notice 127313 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.
     
127317PRICES UNCHANGED27/05/2025 06:00:14 PM

[EventId:202505271755_confirmed] Prices for interval 27-May-2025 17:55 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 May 2025

PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 17:55.

In accordance with Market Notice 127312 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.
     
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