Market Notices

117087RESERVE NOTICE20/06/2024 07:41:48 PM

Cancellation of Actual (LOR1) condition in the NSW region - 20/06/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the NSW region - 20/06/2024

The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.117086 is cancelled at 1930hrs 20/06/2024.

Manager NEM Real Time Operations
117086RESERVE NOTICE20/06/2024 06:13:43 PM

Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 20/06/2024

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 20/06/2024

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1800 hrs.
The Actual LOR1 condition is forecast to exist until 1900 hrs

The capacity reserve requirement is 1726 MW
The minimum capacity reserve available is 1695 MW

Manager NEM Real Time Operations
117065RECLASSIFY CONTINGENCY19/06/2024 07:24:55 AM

Cancellation of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 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: QLD1

Lines: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV

Cancellation time: 19/06/2024 07:24

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 117063

Auto-generated on behalf of Manager NEM Real Time Operations
117064RECLASSIFY CONTINGENCY19/06/2024 07:24:50 AM

Cancellation of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 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: QLD1

Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV

Cancellation time: 19/06/2024 07:24

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 117062

Auto-generated on behalf of Manager NEM Real Time Operations
117063RECLASSIFY CONTINGENCY19/06/2024 06:20:35 AM

Reclassification of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 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: QLD1

Lines: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV

Duration: 19/06/2024 06:20 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
117062RECLASSIFY CONTINGENCY19/06/2024 06:20:36 AM

Reclassification of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 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: QLD1

Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV

Duration: 19/06/2024 06:20 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
117043RECLASSIFY CONTINGENCY18/06/2024 10:20:15 AM

Update - Non-credible contingency event - VIC region - 18/06/2024

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - VIC region - 18/06/2024

Refer AEMO Electricity Market Notice 117042

The cause of this non credible contingency event is not known at this stage..
AEMO is not satisfied that this non credible event is unlikely to re-occur.
AEMO has therefore reclassified this event as a credible contingency event until further notice.

Region: VIC

Elements: Glenrowan No1 66kV Bus
Duration: 0903 hrs 18/06/2024 until further notice
Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
117042POWER SYSTEM EVENTS18/06/2024 10:16:34 AM

Non-credible contingency event - VIC region - 18/06/2024

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - VIC region - 18/06/2024

At 0839 hrs the Glenrowan No1 66kV Bus tripped.

AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

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


Manager NEM Real Time Operations
117021RESERVE NOTICE15/06/2024 08:03:58 PM

Cancellation of Actual (LOR1) condition in the NSW region - 15/06/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the NSW region - 15/06/2024

The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.117020 is cancelled at 1900 hrs 15/06/2024.

Manager NEM Real Time Operations
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