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126968RECLASSIFY CONTINGENCY10/05/2025 01:14:51 AM
Cancellation of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 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: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Cancellation time: 10/05/2025 01:14
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 126966
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: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Cancellation time: 10/05/2025 01:14
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 126966
Auto-generated on behalf of Manager NEM Real Time Operations
126967RECLASSIFY CONTINGENCY10/05/2025 01:14:50 AM
Cancellation of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Cancellation time: 10/05/2025 01:14
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 126965
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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Cancellation time: 10/05/2025 01:14
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 126965
Auto-generated on behalf of Manager NEM Real Time Operations
126966RECLASSIFY CONTINGENCY10/05/2025 12:09:11 AM
Reclassification of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 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: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 10/05/2025 00:09 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: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 10/05/2025 00:09 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
126965RECLASSIFY CONTINGENCY10/05/2025 12:09:10 AM
Reclassification of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 10/05/2025 00:09 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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 10/05/2025 00:09 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
126957NON-CONFORMANCE09/05/2025 10:20:18 AM
NON-CONFORMANCE Region NSW1 Friday, 9 May 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Friday, 9 May 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: NYNGAN1
Duration: 09/05/2025 09:55 to 09/05/2025 10:20
Amount: -85 MW
Constraint: NC-N_NYNGAN1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Friday, 9 May 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: NYNGAN1
Duration: 09/05/2025 09:55 to 09/05/2025 10:20
Amount: -85 MW
Constraint: NC-N_NYNGAN1
Auto-generated on behalf of Manager NEM Real Time Operations
126956NON-CONFORMANCE09/05/2025 09:50:16 AM
NON-CONFORMANCE Region NSW1 Friday, 9 May 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Friday, 9 May 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WOLARSF1
Duration: 09/05/2025 09:40 to 09/05/2025 09:50
Amount: 11 MW
Constraint: NC-N_WOLARSF1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Friday, 9 May 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WOLARSF1
Duration: 09/05/2025 09:40 to 09/05/2025 09:50
Amount: 11 MW
Constraint: NC-N_WOLARSF1
Auto-generated on behalf of Manager NEM Real Time Operations
126948RECLASSIFY CONTINGENCY08/05/2025 07:04:05 AM
Cancellation of a Non-Credible Contingency Event: Lindisfarne - Mornington No.1 TEE line and Lindisfarne - Mornington No.2 TEE line in TAS1 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: TAS1
Lines: Lindisfarne - Mornington No.1 TEE and Lindisfarne - Mornington No.2 TEE
Cancellation time: 08/05/2025 07:04
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 126947
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: TAS1
Lines: Lindisfarne - Mornington No.1 TEE and Lindisfarne - Mornington No.2 TEE
Cancellation time: 08/05/2025 07:04
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 126947
Auto-generated on behalf of Manager NEM Real Time Operations
126947RECLASSIFY CONTINGENCY08/05/2025 06:00:20 AM
Reclassification of a Non-Credible Contingency Event: Lindisfarne - Mornington No.1 TEE line and Lindisfarne - Mornington No.2 TEE line in TAS1 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: TAS1
Lines: Lindisfarne - Mornington No.1 TEE and Lindisfarne - Mornington No.2 TEE
Duration: 08/05/2025 06:00 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: TAS1
Lines: Lindisfarne - Mornington No.1 TEE and Lindisfarne - Mornington No.2 TEE
Duration: 08/05/2025 06:00 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
126945RECLASSIFY CONTINGENCY08/05/2025 12:04:06 AM
Cancellation of a Non-Credible Contingency Event: Gordon - Chapel St No 1 220kV line and Gordon - Chapel St No 2 220kV line in TAS1 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: TAS1
Lines: Gordon - Chapel St No 1 220kV and Gordon - Chapel St No 2 220kV
Cancellation time: 08/05/2025 00:04
Constraint set(s) revoked:
F-T-CSGO Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1
T-CSGO_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 126938
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: TAS1
Lines: Gordon - Chapel St No 1 220kV and Gordon - Chapel St No 2 220kV
Cancellation time: 08/05/2025 00:04
Constraint set(s) revoked:
F-T-CSGO Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1
T-CSGO_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 126938
Auto-generated on behalf of Manager NEM Real Time Operations