Market Notices

122948MARKET INTERVENTION07/01/2025 04:02:06 PM

Direction - SA region 07/01/2025

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region 07/01/2025

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(a1)(1).

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 07/01/2025.

Intervention pricing does not apply to this AEMO intervention event.

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.


Manager NEM Real Time Operations
     
122947MARKET INTERVENTION07/01/2025 02:22:54 PM

Update - Foreseeable AEMO intervention in SA region

AEMO ELECTRICITY MARKET NOTICE

Update - Foreseeable AEMO intervention in SA region

Refer AEMO Electricity Market Notice 122945

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0730 hrs 08/01/2025.

The foreseeable circumstance requiring the need for intervention is Voltage

AEMO estimates that, in the absence of sufficient market response by 1600 hrs 07/01/2025, AEMO may need to intervene by issuing a direction.

Manager NEM Real Time Operations
     
122946RECLASSIFY CONTINGENCY07/01/2025 02:14:21 PM

Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1

Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Cancellation time: 07/01/2025 14:14

Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Refer AEMO Electricity Market Notice 122943

Auto-generated on behalf of Manager NEM Real Time Operations
     
122945MARKET INTERVENTION07/01/2025 02:08:00 PM

Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region

AEMO ELECTRICITY MARKET NOTICE

Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0730 hrs 08/01/2025.

The foreseeable circumstance requiring the need for intervention is Voltage.

Manager NEM Real Time Operations
     
122943RECLASSIFY CONTINGENCY07/01/2025 01:11:51 PM

Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1

Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Duration: 07/01/2025 13:11 until further notice

Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Auto-generated on behalf of Manager NEM Real Time Operations
     
122940RECLASSIFY CONTINGENCY07/01/2025 11:45:19 AM

Reclassification of a Non-Credible Contingency Event: Loss of any 220kV or 110 kV line in Southern Tasmania and (total Nyrstar load measured by SCADA - 25MW of stable load ) + up to 32 MW at Norske Skog

AEMO ELECTRICITY MARKET NOTICE.

Refer AEMO ELECTRICITY MARKET NOTICE MN 102360 and 118342

AEMO considers the simultaneous trip of the following circuits and load to now be more likely and reasonably possible. Accordingly, AEMO has reclassified it as a credible contingency event.

Region: TAS1

Plant: Loss of any 220kV or 110 kV line in Southern Tasmania and (total Nyrstar load measured by SCADA - 25MW of stable load ) +32 MW at Norske Skog

Updated 1140 hrs 07/01/2025 and applies until further notice.

Manager NEM Real Time Operations
     
122933PRICES SUBJECT TO REVIEW07/01/2025 10:25:24 AM

[EventId:202501071030_review] Prices for interval 07-Jan-2025 10:30 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1025 hrs on 7 January 2025

PRICES ARE SUBJECT TO REVIEW for trading interval 07-Jan-2025 10:30.

AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs


This is an AEMO autogenerated Market Notice.
     
122932PRICES SUBJECT TO REVIEW07/01/2025 10:20:26 AM

[EventId:202501071025_review] Prices for interval 07-Jan-2025 10:25 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1020 hrs on 7 January 2025

PRICES ARE SUBJECT TO REVIEW for trading interval 07-Jan-2025 10:25.

AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs


This is an AEMO autogenerated Market Notice.
     
122930PRICES SUBJECT TO REVIEW07/01/2025 10:15:24 AM

[EventId:202501071020_review] Prices for interval 07-Jan-2025 10:20 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1015 hrs on 7 January 2025

PRICES ARE SUBJECT TO REVIEW for trading interval 07-Jan-2025 10:20.

AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs


This is an AEMO autogenerated Market Notice.
     
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