Market Notices

119928RECLASSIFY CONTINGENCY05/11/2024 06:24:26 PM

Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1

Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Cancellation time: 05/11/2024 18:24

Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Refer AEMO Electricity Market Notice 119916

Auto-generated on behalf of Manager NEM Real Time Operations
     
119920MINIMUM SYSTEM LOAD05/11/2024 03:28:43 PM

Forecast Minimum System Load MSL1 condition in the VIC region on 10/11/2024

AEMO ELECTRICITY MARKET NOTICE

Update to Market Notice 119867 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 10/11/2024.

Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 1760 MW
o MSL2 - 1260 MW
o MSL3 - 760 MW

The regional demand is forecast to be below the MSL1 threshold for the following period:

From 1000 hrs to 1430 hrs 10/11/2024. Minimum regional demand is forecast to be 1349 MW at 1300 hrs.

Forecast regional demand (DEMAND50) is published in Short Term and Pre-Dispatch PASA region solution reports available on Market Data NEMWEB: https://aemo.com.au/en/energy-systems/electricity/national-electricity-market-nem/data-nem/market-data-nemweb .

AEMO Operations
     
119916RECLASSIFY CONTINGENCY05/11/2024 02:22:11 PM

Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1

Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Duration: 05/11/2024 14:22 until further notice

Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Auto-generated on behalf of Manager NEM Real Time Operations
     
119905MINIMUM SYSTEM LOAD05/11/2024 11:19:12 AM

Cancellation - Forecast Minimum System Load MSL1 condition in the VIC Region on 05/11/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Forecast Minimum System Load MSL1 condition in the VIC Region from 1200 hrs 05/11/2024.

Refer to Market Notice 119863.

Manager NEM Real Time Operations
     
119892MINIMUM SYSTEM LOAD05/11/2024 08:34:30 AM

Cancellation - Forecast Minimum System Load 2 (MSL2) in the VIC Region on 10/11/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Forecast MSL2, VIC Region at 0700 hrs 05/11/2024.

Refer to Market Notice 119852 for Forecast MSL2.

AEMO Operations
     
119886RECLASSIFY CONTINGENCY04/11/2024 08:29:26 PM

Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1

Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Cancellation time: 04/11/2024 20:29

Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Refer AEMO Electricity Market Notice 119864

Auto-generated on behalf of Manager NEM Real Time Operations
     
119883RESERVE NOTICE04/11/2024 07:11:23 PM

Cancellation of Actual (LOR1) condition in the QLD region - 04/11/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the QLD region - 04/11/2024

The Actual LOR1 Condition in the QLD Region advised in AEMO Electricity Market Notice No.119882 is cancelled at 1900 hrs 04/11/2024.

Manager NEM Real Time Operations
     
119882RESERVE NOTICE04/11/2024 06:18:07 PM

Actual Lack Of Reserve Level 1 (LOR1) in the QLD region - 04/11/2024

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the QLD region - 04/11/2024

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the QLD region from 1800 hrs.
The Actual LOR1 condition is forecast to exist until 1930 hrs

The capacity reserve requirement is 1135 MW
The minimum capacity reserve available is 875 MW

Manager NEM Real Time Operations
     
119867MINIMUM SYSTEM LOAD04/11/2024 03:37:17 PM

Forecast Minimum System Load (MSL1) condition in the VIC region on 10/11/2024

AEMO ELECTRICITY MARKET NOTICE

AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 10/11/2024.

Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
- MSL1 - 1735 MW
- MSL2 - 1235 MW
- MSL3 - 735 MW

The regional demand is forecast to be below the MSL1 threshold for the following period:
1. From 0930 hrs to 1230 hrs 10/11/2024. Minimum regional demand is forecast to be 1262 MW at 1230 hrs.
2. From 1300 hrs to 1500 hrs 10/11/2024. Minimum regional demand is forecast to be 1249 MW at 1330 hrs.

Forecast regional demand (DEMAND50) is published in Short Term and Pre-Dispatch PASA region solution reports available on Market Data NEMWEB: https://aemo.com.au/en/energy-systems/electricity/national-electricity-market-nem/data-nem/market-data-nemweb .

AEMO is seeking a market response.

AEMO Operations
     
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