Market Notices

122445GENERAL NOTICE24/12/2024 10:24:54 AM

NEM Local Temperature Alerts for QLD from 24 Dec 2024 to 28 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.

QLD
Dalby Ap (37+ Deg C): 28th Dec
Rockhampton Ap (39+ Deg C): 28th 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

     
122437MINIMUM SYSTEM LOAD23/12/2024 02:38:20 PM

Forecast Minimum System Load (MSL1) condition in the VIC region on 29/12/2024

AEMO ELECTRICITY MARKET NOTICE
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 29/12/2024.

Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 1760 MW
o MSL2 - 1260 MW
o MSL3 - 760 MW

The regional demand is forecast to be below the MSL1 threshold for the following period:

From 1000 hrs 29/12/2024 to 1400 hrs 29/12/2024. Minimum regional demand is forecast to be 1515 MW at 1230 hrs.

Forecast regional demand (DEMAND50) is published in Short Term and Pre-Dispatch PASA region solution reports available on Market Data NEMWEB: https://aemo.com.au/en/energy-systems/electricity/national-electricity-market-nem/data-nem/market-data-nemweb .

AEMO 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
     
122434RECLASSIFY CONTINGENCY23/12/2024 05:39:21 AM

Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV 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: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Cancellation time: 23/12/2024 05:39

Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Refer AEMO Electricity Market Notice 122428

Auto-generated on behalf of Manager NEM Real Time Operations
     
122433RECLASSIFY CONTINGENCY23/12/2024 04:22:36 AM

Cancellation of a Non-Credible Contingency Event: Kamerunga to Barron Gorge No.7184 132 kV and the Kamerunga to Barron Gorge No.7143 132 kV lines in QLD 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: QLD

Lines: Kamerunga to Barron Gorge No.7184 132 kV and the Kamerunga to Barron Gorge No.7143 132 kV lines

Cancellation time: 23/12/2024 04:20

Constraint set(s) invoked: Nil

Refer AEMO Electricity Market Notice 122409

Manager NEM Real Time Operations
     
122432RECLASSIFY CONTINGENCY23/12/2024 04:17:51 AM

Cancellation of a Non-Credible Contingency Event: Guybal Munjan - Chalumbin 857 275kV line line and Guybal Munjan - Chalumbin 858 275kV line 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: Guybal Munjan - Chalumbin 857 275kV line and Guybal Munjan - Chalumbin 858 275kV line

Cancellation time: 23/12/2024 04:17

Constraint set(s) revoked:
Q-RSCH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 122400

Auto-generated on behalf of Manager NEM Real Time Operations
     
122431RECLASSIFY CONTINGENCY23/12/2024 04:17:50 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: 23/12/2024 04:17

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 122401

Auto-generated on behalf of Manager NEM Real Time Operations
     
122430RECLASSIFY CONTINGENCY23/12/2024 04:17:46 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: 23/12/2024 04:17

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 122416

Auto-generated on behalf of Manager NEM Real Time Operations
     
122429RECLASSIFY CONTINGENCY23/12/2024 03:59:25 AM

Cancellation of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 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: VIC1

Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV

Cancellation time: 23/12/2024 03:59

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 122427

Auto-generated on behalf of Manager NEM Real Time Operations
     
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