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115065RECLASSIFY CONTINGENCY24/02/2024 01:59:10 AM
Reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV 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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 24/02/2024 01:59 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: NSW1
Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 24/02/2024 01:59 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
115064RECLASSIFY CONTINGENCY24/02/2024 01:44:26 AM
Cancellation of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV 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: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Cancellation time: 24/02/2024 01:44
Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
Refer AEMO Electricity Market Notice 115020
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: NSW1
Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Cancellation time: 24/02/2024 01:44
Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
Refer AEMO Electricity Market Notice 115020
Auto-generated on behalf of Manager NEM Real Time Operations
115057RECLASSIFY CONTINGENCY23/02/2024 07:04:25 PM
Cancellation of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV 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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Cancellation time: 23/02/2024 19:04
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 115041
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: NSW1
Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Cancellation time: 23/02/2024 19:04
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 115041
Auto-generated on behalf of Manager NEM Real Time Operations
115055RESERVE NOTICE23/02/2024 06:50:07 PM
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 23/02/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 115025 is cancelled at 1845 hrs 23/02/2024.
Manager NEM Real Time Operations
The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 115025 is cancelled at 1845 hrs 23/02/2024.
Manager NEM Real Time Operations
115045RECLASSIFY CONTINGENCY23/02/2024 03:16:11 PM
Cancellation of the reclassification of a Non-Credible Contingency Event: Uranquinty Power Station in NSW Region 23/02/2024
AEMO ELECTRICITY MARKET NOTICE
Cancellation of the reclassification of a Non-Credible Contingency Event: Uranquinty Power Station in NSW Region 23/02/2024
Refer to MN 115037
Based on advice from the asset owner, AEMO no longer considers the simultaneous trip of all the generators at Uranquinty Power Station as a credible contingency event.
Therefore AEMO cancels the reclassification as a credible contingency event from 1515 hrs 23/02/2024.
Constraint set N-URANQUINTY_N-2 revoked from 1515 hrs 23/02/2024
Manager NEM Real Time Operations
Cancellation of the reclassification of a Non-Credible Contingency Event: Uranquinty Power Station in NSW Region 23/02/2024
Refer to MN 115037
Based on advice from the asset owner, AEMO no longer considers the simultaneous trip of all the generators at Uranquinty Power Station as a credible contingency event.
Therefore AEMO cancels the reclassification as a credible contingency event from 1515 hrs 23/02/2024.
Constraint set N-URANQUINTY_N-2 revoked from 1515 hrs 23/02/2024
Manager NEM Real Time Operations
115043RECLASSIFY CONTINGENCY23/02/2024 03:04:34 PM
Cancellation of the reclassification of a Non-Credible Contingency Event: Tungatinah - Waddamana No.1 and No.2 110kV lines in TAS due to bushfire.
AEMO ELECTRICITY MARKET NOTICE.
Cancellation of the reclassification of a non-credible contingency event as a credible contingency event due to bushfire.
AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any bushfire in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: TAS
Lines: Tungatinah - Waddamana No.1 and No.2 110kV lines
Cancellation time: 23/02/2024 15:00
Constraint set(s) revoked: T-TUWA12_110_N-2
Refer AEMO Electricity Market Notice 114955
Manager NEM Real Time Operations
Cancellation of the reclassification of a non-credible contingency event as a credible contingency event due to bushfire.
AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any bushfire in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: TAS
Lines: Tungatinah - Waddamana No.1 and No.2 110kV lines
Cancellation time: 23/02/2024 15:00
Constraint set(s) revoked: T-TUWA12_110_N-2
Refer AEMO Electricity Market Notice 114955
Manager NEM Real Time Operations
115041RECLASSIFY CONTINGENCY23/02/2024 03:00:01 PM
Reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV 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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 23/02/2024 14:59 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: NSW1
Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 23/02/2024 14:59 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
115040RESERVE NOTICE23/02/2024 02:54:55 PM
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 29/02/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following period:
From 1530 hrs to 2130 hrs 29/02/2024.
The forecast capacity reserve requirement is 1698 MW.
The minimum capacity reserve available is 968 MW.
AEMO Operations
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following period:
From 1530 hrs to 2130 hrs 29/02/2024.
The forecast capacity reserve requirement is 1698 MW.
The minimum capacity reserve available is 968 MW.
AEMO Operations
115039RESERVE NOTICE23/02/2024 02:56:02 PM
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 29/02/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following period:
From 1730 hrs to 1830 hrs 29/02/2024.
The forecast capacity reserve requirement is 1256 MW.
The minimum capacity reserve available is 1004 MW.
AEMO Operations
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following period:
From 1730 hrs to 1830 hrs 29/02/2024.
The forecast capacity reserve requirement is 1256 MW.
The minimum capacity reserve available is 1004 MW.
AEMO Operations