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122284RECLASSIFY CONTINGENCY19/12/2024 06:54:20 PM
Cancellation of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 132 kV line in QLD1 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: QLD1
Lines: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Cancellation time: 19/12/2024 18:54
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 122282
Auto-generated on behalf of Manager NEM Real Time Operations
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: QLD1
Lines: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Cancellation time: 19/12/2024 18:54
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 122282
Auto-generated on behalf of Manager NEM Real Time Operations
122282RECLASSIFY CONTINGENCY19/12/2024 04:51:19 PM
Reclassification of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 132 kV line in QLD1 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: QLD1
Lines: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Duration: 19/12/2024 16:51 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
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: QLD1
Lines: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Duration: 19/12/2024 16:51 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
122278RECLASSIFY CONTINGENCY19/12/2024 04:29:20 PM
Cancellation of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 132 kV line in QLD1 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: QLD1
Lines: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Cancellation time: 19/12/2024 16:29
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 122273
Auto-generated on behalf of Manager NEM Real Time Operations
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: QLD1
Lines: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Cancellation time: 19/12/2024 16:29
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 122273
Auto-generated on behalf of Manager NEM Real Time Operations
122275MINIMUM SYSTEM LOAD19/12/2024 03:51:33 PM
Forecast Minimum System Load (MSL2) condition in the VIC region on 22/12/2024
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 22/12/2024.
Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 1790 MW
o MSL2 - 1290 MW
o MSL3 - 790 MW
The regional demand is forecast to be below the MSL2 threshold for the following period:
From 1230 hrs 22/12/2024 to 1300 hrs 22/12/2024. Minimum regional demand is forecast to be 1289 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
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 22/12/2024.
Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 1790 MW
o MSL2 - 1290 MW
o MSL3 - 790 MW
The regional demand is forecast to be below the MSL2 threshold for the following period:
From 1230 hrs 22/12/2024 to 1300 hrs 22/12/2024. Minimum regional demand is forecast to be 1289 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
122274SETTLEMENTS RESIDUE19/12/2024 03:30:32 PM
[EventId:202412191530_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 19 December 2024 15:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 19 December 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 19 December 2024.
Refer to market notice: 122270
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1530 hrs on 19 December 2024.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 19 December 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 19 December 2024.
Refer to market notice: 122270
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1530 hrs on 19 December 2024.
This is an AEMO autogenerated Market Notice.
122273RECLASSIFY CONTINGENCY19/12/2024 03:28:30 PM
Reclassification of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 132 kV line in QLD1 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: QLD1
Lines: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Duration: 19/12/2024 15:28 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
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: QLD1
Lines: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Duration: 19/12/2024 15:28 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
122271MINIMUM SYSTEM LOAD19/12/2024 03:05:12 PM
Forecast Minimum System Load (MSL1) condition in the VIC region on 22/12/2024
AEMO ELECTRICITY MARKET NOTICE
Update to Market Notice 122195 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 22/12/2024.
Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 1790 MW
o MSL2 - 1290 MW
o MSL3 - 790 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1030 hrs 22/12/2024 to 1500 hrs 22/12/2024. Minimum regional demand is forecast to be 1292 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
Update to Market Notice 122195 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 22/12/2024.
Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 1790 MW
o MSL2 - 1290 MW
o MSL3 - 790 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1030 hrs 22/12/2024 to 1500 hrs 22/12/2024. Minimum regional demand is forecast to be 1292 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
122270SETTLEMENTS RESIDUE19/12/2024 02:35:34 PM
[EventId:202412191435_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 19 December 2024 14:35
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1435 hrs on 19 December 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 19 December 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1435 hrs on 19 December 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1435 hrs on 19 December 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 19 December 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1435 hrs on 19 December 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
122269PRICES UNCHANGED19/12/2024 02:07:26 PM
[EventId:202412191340_confirmed] Prices for interval 19-Dec-2024 13:40 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1400 hrs on 19 December 2024
PRICES ARE NOW CONFIRMED for trading interval 19-Dec-2024 13:40.
In accordance with Market Notice 122254 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1400 hrs on 19 December 2024
PRICES ARE NOW CONFIRMED for trading interval 19-Dec-2024 13:40.
In accordance with Market Notice 122254 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.