Market Notices

117451RECLASSIFY CONTINGENCY25/07/2024 06:56:46 PM

Reclassification of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV 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: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Duration: 25/07/2024 18:56 until further notice

Constraint set(s) invoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1


Auto-generated on behalf of Manager NEM Real Time Operations
117450RECLASSIFY CONTINGENCY25/07/2024 06:56:45 PM

Reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV 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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV

Duration: 25/07/2024 18:56 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
117447MARKET INTERVENTION25/07/2024 05:08:03 PM

Direction - SA region 25/07/2024

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region 25/07/2024

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(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 1705 hrs on 25/07/2024.

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
117446MARKET INTERVENTION25/07/2024 05:05:03 PM

Direction - SA region 25/07/2024

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region 25/07/2024

Refer to Market Notice 117444


In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).

Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN at 1700 hrs 25/07/2024
Type of resource: generating unit
Required actions: remain synchronised and follow dispatch targets at 2230 hrs 25/07/2024
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 27/07/2024

AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.

Manager NEM Real Time Operations
117445MARKET INTERVENTION25/07/2024 05:03:46 PM

Direction - SA region 25/07/2024

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region 25/07/2024

Refer to Market Notice 117444


In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).

Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN at 1700 hrs 25/07/2024
Type of resource: generating unit
Required actions: synchronise and follow dispatch targets at 0930 hrs 26/07/2024
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 1700 hrs 26/07/2024

AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.

Manager NEM Real Time Operations
117444MARKET INTERVENTION25/07/2024 02:40:22 PM

Update - Foreseeable AEMO intervention in SA region

AEMO ELECTRICITY MARKET NOTICE

Update - Foreseeable AEMO intervention in SA region

Refer AEMO Electricity Market Notice 117441

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 2230 hrs 25/07/2024.

The foreseeable circumstance requiring the need for intervention is Voltage.

AEMO estimates that, in the absence of sufficient market response by 1700 hrs 25/07/2024, AEMO may need to intervene by issuing a direction.

Manager NEM Real Time Operations
117441MARKET INTERVENTION25/07/2024 01:18:00 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 2200 hrs 25/07/2024.

The foreseeable circumstance requiring the need for intervention is Voltage.

Manager NEM Real Time Operations
117438MARKET INTERVENTION25/07/2024 08:31:35 AM

Cancellation - AEMO Intervention Event - SA region 24/07/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - SA region 24/07/2024

Refer to Market Notice 117431

The AEMO Intervention Event and all associated directions are cancelled from 0830 hrs on 25/07/2024.



Manager NEM Real Time Operations
117437MARKET INTERVENTION25/07/2024 08:29:56 AM

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN

AEMO ELECTRICITY MARKET NOTICE

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN

Refer to Market Notice 117432

Direction is cancelled from: 0830 hrs 25/07/2024

Manager NEM Real Time Operations
X
Cookies help us improve your website experience.
By using our website, you agree to our use of cookies.
Confirm