Market Notices

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 30/07/2024

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the SA region from 2000 hrs.
The Actual LOR1 condition is forecast to exist until 2030 hrs

The capacity reserve requirement is 450 MW
The minimum capacity reserve available is 404 MW

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Refer to market notices 117060.

AEMO, TransGrid, Powerlink have reviewed the test results following the QNI minor testing on 19th June 2024. The next hold point can now be released.

The hold point of 1400 MW from Qld to NSW will be implemented as of 1000 hrs 31st July 2024.

Please also refer to the published formal QNI minor testing information at the following link:
https://www.aemo.com.au/consultations/current-and-closed-consultations/qld-to-nsw-interconnector-qni-upgrade

Ben Blake
AEMO Operations

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - QLD region - 30/07/2024

At 0537 hrs the Darling Downs Power Station GT1, GT3 and and the steam turbine tripped from 484 MW.

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

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - QLD region - 27/07/2024

Refer AEMO Electricity Market Notice 117487

At 1702 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer was returned to service.

The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.

AEMO will not reclassify this event as a credible contingency event.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Correction to Market Notice 117486

Non-credible contingency event - QLD region - 27/07/2024

At 0951 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer 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

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - QLD region - 27/07/2024

At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer 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

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Wednesday, 24 July 2024

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

Unit: MPP_2
Duration: 24/07/2024 07:10 to 24/07/2024 08:55
Amount: -20 MW
Constraint: NC-Q_MPP_2

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AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Tuesday, 23 July 2024

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

Unit: SHGEN
Duration: 23/07/2024 18:05 to 23/07/2024 18:15
Amount: -81 MW
Constraint: NC-N_SHGEN

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Saturday, 20 July 2024

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

Unit: GANGARR1
Duration: 20/07/2024 12:20 to 20/07/2024 13:50
Amount: 60 MW
Constraint: NC-Q_GANGARR1

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