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122444POWER SYSTEM EVENTS23/12/2024 08:40:02 PM
Update - Non-credible contingency event - SA region - 23/12/2024
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - SA region - 23/12/2024
Refer AEMO Electricity Market Notice 122442
At 2036 hrs the Happy Valley - Morphett Vale East and the Morphett Vale - Cherry Gardens 275kV lines were returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Update - Non-credible contingency event - SA region - 23/12/2024
Refer AEMO Electricity Market Notice 122442
At 2036 hrs the Happy Valley - Morphett Vale East and the Morphett Vale - Cherry Gardens 275kV lines were returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
122442POWER SYSTEM EVENTS23/12/2024 04:44:55 PM
Non-credible contingency event - SA region - 23/12/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - SA region - 23/12/2024
At 1632 hrs the Happy Valley - Morphett Vale East 275kV Line and the Morphett Vale - Cherry Gardens 275kV line tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - SA region - 23/12/2024
At 1632 hrs the Happy Valley - Morphett Vale East 275kV Line and the Morphett Vale - Cherry Gardens 275kV line tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
122436GENERAL NOTICE23/12/2024 10:28:53 AM
NEM Local Temperature Alerts for SA, VIC from 23 Dec 2024 to 27 Dec 2024
AEMO ELECTRICITY MARKET NOTICE
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
SA
Port Augusta Ap (39+ Deg C): 25th Dec, 26th Dec
VIC
Ararat Prison (39+ Deg C): 26th Dec
Melbourne Olympic Park (39+ Deg C): 26th Dec
Mildura Ap (39+ Deg C): 26th Dec
Mortlake (39+ Deg C): 26th Dec
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
SA
Port Augusta Ap (39+ Deg C): 25th Dec, 26th Dec
VIC
Ararat Prison (39+ Deg C): 26th Dec
Melbourne Olympic Park (39+ Deg C): 26th Dec
Mildura Ap (39+ Deg C): 26th Dec
Mortlake (39+ Deg C): 26th Dec
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
122435NON-CONFORMANCE23/12/2024 09:40:24 AM
NON-CONFORMANCE Region QLD1 Monday, 23 December 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Monday, 23 December 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 23/12/2024 09:25 to 23/12/2024 09:40
Amount: 36 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Monday, 23 December 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 23/12/2024 09:25 to 23/12/2024 09:40
Amount: 36 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
122365PRICES UNCHANGED21/12/2024 01:21:06 PM
[EventId:202412211250_confirmed] Prices for interval 21-Dec-2024 12:50 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 12:50.
In accordance with Market Notice 122350 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 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 12:50.
In accordance with Market Notice 122350 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.
122364PRICES UNCHANGED21/12/2024 01:19:58 PM
[EventId:202412211315_confirmed] Prices for interval 21-Dec-2024 13:15 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:15.
In accordance with Market Notice 122359 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 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:15.
In accordance with Market Notice 122359 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.
122363PRICES UNCHANGED21/12/2024 01:18:58 PM
[EventId:202412211310_confirmed] Prices for interval 21-Dec-2024 13:10 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:10.
In accordance with Market Notice 122357 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 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:10.
In accordance with Market Notice 122357 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.
122362PRICES UNCHANGED21/12/2024 01:17:57 PM
[EventId:202412211305_confirmed] Prices for interval 21-Dec-2024 13:05 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:05.
In accordance with Market Notice 122355 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 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:05.
In accordance with Market Notice 122355 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.
122361PRICES UNCHANGED21/12/2024 01:16:44 PM
[EventId:202412211300_confirmed] Prices for interval 21-Dec-2024 13:00 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:00.
In accordance with Market Notice 122352 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 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:00.
In accordance with Market Notice 122352 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.