Market Notices

118646MINIMUM SYSTEM LOAD07/10/2024 02:48:08 PM

STPASA - Forecast Minimum System Load 1 (MSL1) in the VIC Region on 12/10/2024

AEMO ELECTRICITY MARKET NOTICE

AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region from 1200 hrs 12/10/2024 to 1400 hrs 12/10/2024.

Minimum regional demand is forecast to be 1646 MW at 1300 hrs, and the advisory threshold is:

o MSL1 - 1815 MW
o MSL2 - 1315 MW
o MSL3 - 815 MW

MSL events are forecast when forecast regional demand is less than the relevant MSL threshold. The forecast regional demand is below the MSL1 threshold.

AEMO Operations
     
118645MINIMUM SYSTEM LOAD07/10/2024 02:49:02 PM

STPASA - Forecast Minimum System Load 1 (MSL1) in the VIC Region on 13/10/2024

AEMO ELECTRICITY MARKET NOTICE

AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region from 1100 hrs 13/10/2024 to 1400 hrs 13/10/2024.

Minimum regional demand is forecast to be 1623 MW at 1300 hrs, and the advisory threshold is:

o MSL1 - 1865 MW
o MSL2 - 1365 MW
o MSL3 - 865 MW

MSL events are forecast when forecast regional demand is less than the relevant MSL threshold. The forecast regional demand is below the MSL1 threshold.

AEMO Operations
     
118598MARKET SYSTEMS04/10/2024 04:07:21 PM

CHG0098496 | Production | QLD Marketnet Router Replacement

Change Number: CHG0098496
Notification issued to: Market Notice
Notification Type: Initial

Change Type: Normal
Service/ Component: Market Network

Change Title: QLD Marketnet Router Replacement
Change Start Date & Time: 19/10/2024 14:00:53 AEST
Change End Date & Time: 19/10/2024 19:00:53 AEST

Outage Start Date & Time:
Outage End Date & Time:
Environment: Production

Participant Impact and Requirements: The following impacts are expected to participant connectivity during this planned outage on the 19th October 2024:

IPWAN Participants - A brief interuption of up to 60 seconds while services are failover from QLD to NSW Datacenter.

Lan-2-Lan VPN Participants (IPSEC) - Up to 2 hour outage for participants who have established their VPN connection/s via the AEMO QLD datacenter termination point (202.44.76.10) only - All L2L connections should be established to both QLD / NSW.

Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO NSW datacenter termination point (202.44.78.10) prior to this scheduled outage.

B2B VPN - No impact is expected.

SSL VPN Participants: None expected as SSL VPN's are hosted on a different device.

GASHUB: No impact is expected as GASHUB will be failed over to the NSW Datacenter.

Other Impacts will have been communicated in advance.

** FAILURE TO ENSURE VPN FAILOVER WILL RESULT IN LOSS OF MARKETNET CONNECTIVITY **
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?id=pp_services_status for any
planned/unplanned maintenance activities .


     
118571INTER-REGIONAL TRANSFER03/10/2024 09:29:33 AM

Inter-regional transfer limit variation - Bannaby -Sydney West 39 330 kV line - NSW region - 03/10/2024

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Bannaby -Sydney West 39 330 kV line- NSW region - 03/10/2024

A planned outage of Bannaby -Sydney West 39 330 kV line in the NSW region was scheduled from 0700 hrs 16/09/2024 to 1600 hrs 11/10/2024.

The outage has been completed and Bannaby -Sydney West 39 330 kV line returned to service at 0920 hrs 03/10/2024

Constraint set revoked: N-BYSW_39_15M

Manager NEM Real Time Operations
     
118539MARKET SYSTEMS30/09/2024 05:41:19 PM

CHG0098133:NEM Reform - RMI (Retail Market Improvements) MSATS 54.0 - Completed

Change Number: CHG0098133
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MSATS - Market Settlement & Transfer System
Change Title: NEM Reform - RMI (Retail Market Improvements) MSATS 54.0
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
118506INTER-REGIONAL TRANSFER29/09/2024 03:29:13 AM

Inter-regional transfer limit variation - Stockdill - Upper Tumut 1 330 kV line- NSW region - 29/09/2024

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Stockdill - Upper Tumut 1 330 kV line - NSW region - 29/09/2024

At 0313 hrs 29/09/2024 there was an unplanned outage of Stockdill - Upper Tumut 1 330 kV line.

The following constraint set invoked at 0320 hrs 29/09/2024
N-SDUT_1

This constraint set contains equations with the following interconnectors on the LHS.
V-S-MNSP1
VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
118493MINIMUM SYSTEM LOAD28/09/2024 02:30:26 PM

Cancellation - MSL1- VIC Region at 1430 hrs 28/09/2024.

AEMO ELECTRICITY MARKET NOTICE

Cancellation - MSL1- VIC Region at 1430 hrs 28/09/2024.
Refer to Market Notice 118475.

Manager NEM Real Time Operations
     
118483MINIMUM SYSTEM LOAD27/09/2024 03:35:11 PM

Cancellation - MSL1- VIC Region at 1530 hrs 27/09/2024.

AEMO ELECTRICITY MARKET NOTICE
Cancellation - MSL1- VIC Region at 1530 hrs 27/09/2024.
Refer to Market Notice 118442 for MSL1.
Manager NEM Real Time Operations
     
118475MINIMUM SYSTEM LOAD27/09/2024 10:55:57 AM

Minimum System Load 1 (MSL1) in the VIC Region on 28/09/2024

AEMO ELECTRICITY MARKET NOTICE

Update to Market Notice 118421.

AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region from 1030 hrs to 1430 hrs 28/09/2024.

Minimum regional demand is forecast to be 1420 MW at 1200 hrs, and the advisory threshold is:
- MSL1 - 1865 MW
- MSL2 - 1365 MW
- MSL3 - 865 MW

MSL events are forecast when forecast regional demand is less than the relevant MSL threshold. The forecast regional demand is below the MSL1 threshold.

Refer to NEM Data Dashboard to monitor demand levels: https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/data-nem/data-dashboard-nem

AEMO is seeking a market response.

An insufficient market response may require AEMO to take action or intervene to maintain power system security in Victoria. This may result in action such as the direction of scheduled production units, curtailment of non-scheduled production units, and/or a direction to maintain regional demand above required MSL threshold, in both Victoria and South Australia.

AEMO Operations
     
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