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126585RECLASSIFY CONTINGENCY17/04/2025 11:54:41 PM
Cancellation of a Non-Credible Contingency Event: Palmerston - Hadspen 3 & 4 110kV line and 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: Palmerston - Hadspen 3 & 4 110kV and
Cancellation time: 17/04/2025 23:54
Constraint set(s) revoked:
T-HAPM_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 126584
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: Palmerston - Hadspen 3 & 4 110kV and
Cancellation time: 17/04/2025 23:54
Constraint set(s) revoked:
T-HAPM_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 126584
Auto-generated on behalf of Manager NEM Real Time Operations
126584RECLASSIFY CONTINGENCY17/04/2025 10:52:16 PM
Reclassification of a Non-Credible Contingency Event: Palmerston - Hadspen 3 & 4 110kV line and 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: Palmerston - Hadspen 3 & 4 110kV and
Duration: 17/04/2025 22:52 until further notice
Constraint set(s) invoked:
T-HAPM_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
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: Palmerston - Hadspen 3 & 4 110kV and
Duration: 17/04/2025 22:52 until further notice
Constraint set(s) invoked:
T-HAPM_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
126582MARKET INTERVENTION17/04/2025 02:45:57 PM
Cancellation - Possible intervention to manage power system security in South Australia (SA) region 18/04/2025
AEMO ELECTRICITY MARKET NOTICE
Cancellation - Possible intervention to manage power system security in South Australia (SA) region 18/04/2025
Refer Market Notice 126581
AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1445 hrs 17/04/2025.
Manager NEM Real Time Operations
Cancellation - Possible intervention to manage power system security in South Australia (SA) region 18/04/2025
Refer Market Notice 126581
AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1445 hrs 17/04/2025.
Manager NEM Real Time Operations
126581MARKET INTERVENTION17/04/2025 12:35:45 PM
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO ELECTRICITY MARKET NOTICE
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0830 hrs 18/04/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0830 hrs 18/04/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
126576PRICES UNCHANGED15/04/2025 02:40:19 PM
[EventId:202504151420_confirmed] Prices for interval 15-Apr-2025 14:20 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:20.
In accordance with Market Notice 126566 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 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:20.
In accordance with Market Notice 126566 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.
126575PRICES UNCHANGED15/04/2025 02:40:16 PM
[EventId:202504151440_confirmed] Prices for interval 15-Apr-2025 14:40 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:40.
In accordance with Market Notice 126570 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 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:40.
In accordance with Market Notice 126570 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.
126574PRICES UNCHANGED15/04/2025 02:40:17 PM
[EventId:202504151435_confirmed] Prices for interval 15-Apr-2025 14:35 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:35.
In accordance with Market Notice 126569 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 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:35.
In accordance with Market Notice 126569 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.
126573PRICES UNCHANGED15/04/2025 02:40:17 PM
[EventId:202504151430_confirmed] Prices for interval 15-Apr-2025 14:30 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:30.
In accordance with Market Notice 126568 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 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:30.
In accordance with Market Notice 126568 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.
126572PRICES UNCHANGED15/04/2025 02:40:17 PM
[EventId:202504151425_confirmed] Prices for interval 15-Apr-2025 14:25 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:25.
In accordance with Market Notice 126567 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 1440 hrs on 15 April 2025
PRICES ARE NOW CONFIRMED for trading interval 15-Apr-2025 14:25.
In accordance with Market Notice 126567 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.