Market Notices

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - Intervention dispatch intervals - Direction SA region - 07/07/2021

Refer Market Notice 87941

The AEMO Intervention Event and all associated directions are cancelled from 0630 hrs 08/07/2021

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

At 0110 hrs 08/07/2021 there was an unplanned outage of the Lismore 132 kV SVC.

The following constraint set invoked at 0120 hrs 08/07/2021
N-LS_VC1

This constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1 - QLD1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Thursday, 8 July 2021

AEMO declared a schedule generating unit non-conforming

Unit: VP5
Duration: 08/07/2021 00:30 to 08/07/2021 00:40
Amount: -67 MW
Constraint: NC-N_VP5

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Wednesday, 7 July 2021

AEMO declared a schedule generating unit non-conforming

Unit: VP6
Duration: 07/07/2021 21:00 to 07/07/2021 21:05
Amount: -47 MW
Constraint: NC-N_VP6

Auto-generated on behalf of Manager NEM Real Time Operations

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: VIC1

Lines: Hazelwood - Rowville No.1 220kV and Hazelwood - Rowville No.2 220kV

Cancellation time: 07/07/2021 20:04

Constraint set(s) revoked:
V-HWRO_R_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 87945

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: VIC1

Lines: Hazelwood - Rowville No.1 220kV and Hazelwood - Rowville No.2 220kV

Duration: 07/07/2021 19:03 until further notice

Constraint set(s) invoked:
V-HWRO_R_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the NSW region - 07/07/2021

The Actual LOR1 Condition in the NSW region advised in AEMO Electricity Market Notice No.87943 is cancelled at 1900 hrs 07/07/2021.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 07/07/2021

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 1900 hrs.

The capacity reserve requirement is 1488 MW
The minimum capacity reserve available is 1255 MW

Manager NEM Real Time Operations

Change Number: CHG0065336

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: MSATS - User Rights Management

Change Title: Catch-Up Patching - URM Pre-Production Server - Windows

Change Start Date & Time: 09/07/2021 09:00:00 AEST

Change End Date & Time: 09/07/2021 18:00:00 AEST

Outage Start Date & Time: 09/07/2021 09:00:00 AEST

Outage End Date & Time: 09/07/2021 18:00:00 AEST

Change Description:

URM Pre-Production planned system maintenance activity.

Environment: Pre-Production

Participant Impact and Requirements:

Please be aware that during the outage window, access to URM Pre-Production system will be unavailable.

Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.