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88758RECLASSIFY CONTINGENCY23/07/2021 10:11:30 AM
Reclassification of a Non-Credible Contingency Event: Condabri Nth - Condabri Central 7400 132kV line and Condabri Nth - Condabri Central 7401 132kV 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: Condabri Nth - Condabri Central 7400 132kV and Condabri Nth - Condabri Central 7401 132kV
Duration: 23/07/2021 10:11 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: Condabri Nth - Condabri Central 7400 132kV and Condabri Nth - Condabri Central 7401 132kV
Duration: 23/07/2021 10:11 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
88757RECLASSIFY CONTINGENCY23/07/2021 09:39:20 AM
Reclassification of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV
Duration: 23/07/2021 09:39 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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV
Duration: 23/07/2021 09:39 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
88756SETTLEMENTS RESIDUE23/07/2021 08:30:23 AM
[EventId:202107230830_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 23 July 2021 08:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0830 hrs on 23 July 2021
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 23 July 2021.
Refer to market notice: 88753
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.
The negative residue constraint NRM_QLD1_NSW1 ceased operating at 0830 hrs on 23 July 2021.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 0830 hrs on 23 July 2021
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 23 July 2021.
Refer to market notice: 88753
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.
The negative residue constraint NRM_QLD1_NSW1 ceased operating at 0830 hrs on 23 July 2021.
This is an AEMO autogenerated Market Notice.
88755RESERVE NOTICE23/07/2021 08:27:26 AM
STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW region on 25/07/2021
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 88754 is cancelled at 0830 hrs 23/07/2021.
No LOR2 condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 88754 is cancelled at 0830 hrs 23/07/2021.
No LOR2 condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
88754RESERVE NOTICE23/07/2021 07:35:13 AM
STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the NSW region on 25/07/2021
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following period:
From 1800 hrs to 1830 hrs 25/07/2021.
The forecast capacity reserve requirement is 1574 MW.
The minimum capacity reserve available is 1554 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following period:
From 1800 hrs to 1830 hrs 25/07/2021.
The forecast capacity reserve requirement is 1574 MW.
The minimum capacity reserve available is 1554 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
88753SETTLEMENTS RESIDUE23/07/2021 07:10:27 AM
[EventId:202107230710_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 23 July 2021 07:10
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0710 hrs on 23 July 2021
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 23 July 2021.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.
The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 0710 hrs on 23 July 2021.
This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1
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 0710 hrs on 23 July 2021
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 23 July 2021.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.
The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 0710 hrs on 23 July 2021.
This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
88752PRICES UNCHANGED23/07/2021 12:26:41 AM
[EventId:202107230000_confirmed] Prices for interval 23-Jul-2021 00:00 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0020 hrs on 23 July 2021
PRICES ARE NOW CONFIRMED for dispatch interval 23-Jul-2021 00:00.
In accordance with Market Notice 88742 AEMO has reviewed this dispatch 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 0020 hrs on 23 July 2021
PRICES ARE NOW CONFIRMED for dispatch interval 23-Jul-2021 00:00.
In accordance with Market Notice 88742 AEMO has reviewed this dispatch interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
88751PRICES UNCHANGED23/07/2021 12:25:40 AM
[EventId:202107230020_confirmed] Prices for interval 23-Jul-2021 00:20 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0020 hrs on 23 July 2021
PRICES ARE NOW CONFIRMED for dispatch interval 23-Jul-2021 00:20.
In accordance with Market Notice 88746 AEMO has reviewed this dispatch 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 0020 hrs on 23 July 2021
PRICES ARE NOW CONFIRMED for dispatch interval 23-Jul-2021 00:20.
In accordance with Market Notice 88746 AEMO has reviewed this dispatch interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
88750PRICES UNCHANGED23/07/2021 12:24:17 AM
[EventId:202107230015_confirmed] Prices for interval 23-Jul-2021 00:15 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0020 hrs on 23 July 2021
PRICES ARE NOW CONFIRMED for dispatch interval 23-Jul-2021 00:15.
In accordance with Market Notice 88745 AEMO has reviewed this dispatch 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 0020 hrs on 23 July 2021
PRICES ARE NOW CONFIRMED for dispatch interval 23-Jul-2021 00:15.
In accordance with Market Notice 88745 AEMO has reviewed this dispatch interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.