Market Notices

AEMO ELECTRICITY MARKET NOTICE

Network Augmentation Commissioned - QLD Region - 21/06/2024

Commissioned:
H90 Tully South - T48 Tully 7162 132kV line
H90 Tully South No.1 275kV /132 kV transformer

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Friday, 21 June 2024

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

Unit: MPP_2
Duration: 21/06/2024 11:25 to 21/06/2024 12:05
Amount: 39 MW
Constraint: NC-Q_MPP_2

Auto-generated on behalf of Manager NEM Real Time Operations

Change Number: CHG0090805

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Identity Service (IDS)

Change Title: Identity Service Site Transfer

Change Start Date & Time: 25/06/2024 12:01:26 AEST

Change End Date & Time: 26/06/2024 17:01:35 AEST

Outage Start Date & Time: 25/06/2024 13:05:00 AEST

Outage End Date & Time: 25/06/2024 13:15:00 AEST

Environment: Production

Participant Impact and Requirements: Identity Service is used by multiple systems for user authorisation and authentication.

Identity Service is mostly used by the following systems:

*MSATS
*APIs (EMMS, GBB, MSATS)
*WEM
*Internal / Markets Portal Services

Identity Service might have an intermittemt outage between 13:05 to 13:15 AEST and during this outage period few users might face login issues.

Support Information:

Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?d=pp_services_status for any planned/unplanned maintenance activities .

Change Number: CHG0090802

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Electricity Market Management System

Change Title: EMMS Production Systems will be transferred to the alternative
datacentre for maintenance activities .

Change Start Date & Time: 24/06/2024 08:00:00 AEST

Change End Date & Time: 26/06/2024 17:30:00 AEST

Outage Start Date & Time: 25/06/2024 13:25:00 AEST

Outage End Date & Time: 25/06/2024 13:30:00 AEST

Environment: Production

Participant Impact and Requirements: The maintenance activity is not expected to have any impact however delays to Dispatch cycles, bid submission, and outage to the AEMO Markets Portal are possible during the outage window on Tuesday 25th June around 13:25 to 13:30 AEST.CDR will not be available during the outage period.

Support Information:

Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?d=pp_services_status for any planned/unplanned maintenance activities .

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: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Cancellation time: 21/06/2024 00:39

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


Refer AEMO Electricity Market Notice 117088

Auto-generated on behalf of Manager NEM Real Time Operations

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: 20/06/2024 23:34 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

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

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

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No.117084 is cancelled at 1745 hrs 20/06/2024.

Manager NEM Real Time Operations