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123520RECLASSIFY CONTINGENCY21/01/2025 01:41:05 PM
Reclassification of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Duration: 21/01/2025 13:41 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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Duration: 21/01/2025 13:41 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
123519SETTLEMENTS RESIDUE21/01/2025 01:31:23 PM
[EventId:202501211330_NRM_VIC1_SA1_stopped] NEGRES CONSTRAINT NRM_VIC1_SA1 ceased operating from 21 January 2025 13:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 21 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 January 2025.
Refer to market notice: 123515
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.
The negative residue constraint NRM_VIC1_SA1 ceased operating at 1330 hrs on 21 January 2025.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 21 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 January 2025.
Refer to market notice: 123515
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.
The negative residue constraint NRM_VIC1_SA1 ceased operating at 1330 hrs on 21 January 2025.
This is an AEMO autogenerated Market Notice.
123518RECLASSIFY CONTINGENCY21/01/2025 01:29:52 PM
Reclassification of a Non-Credible Contingency Event: Collinsville North - Proserpine No.7125 132 kV line and Collinsville North - Proserpine No.7126 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: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV
Duration: 21/01/2025 13:29 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: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV
Duration: 21/01/2025 13:29 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
123517GENERAL NOTICE21/01/2025 01:23:56 PM
Network Augmentation Commissioned - NSW Region - 21/01/2025
AEMO ELECTRICITY MARKET NOTICE
Refer Market notice: 123507
Network Augmentation Commissioned - NSW Region - 21/01/2025
Commissioned: Bundey to Buronga 330 kV (6F) line.
Buronga No. 5 330 kV/330 kV phase shifting transformer
Manager NEM Real Time Operations
Refer Market notice: 123507
Network Augmentation Commissioned - NSW Region - 21/01/2025
Commissioned: Bundey to Buronga 330 kV (6F) line.
Buronga No. 5 330 kV/330 kV phase shifting transformer
Manager NEM Real Time Operations
123516GENERAL NOTICE21/01/2025 12:13:17 PM
Update - Pre dispatch demand forecast error - NEM regions
AEMO ELECTRICITY MARKET NOTICE
Update - Pre dispatch demand forecast error - NEM regions
Refer market notice: 123513
The issue relating to the Pre dispatch demand forecast error has been resolved.
Manager NEM Real Time Operations
Update - Pre dispatch demand forecast error - NEM regions
Refer market notice: 123513
The issue relating to the Pre dispatch demand forecast error has been resolved.
Manager NEM Real Time Operations
123515SETTLEMENTS RESIDUE21/01/2025 11:35:34 AM
[EventId:202501211135_NRM_VIC1_SA1_started] NEGRES CONSTRAINT NRM_VIC1_SA1 started operating from 21 January 2025 11:35
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1135 hrs on 21 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 January 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to SA directional interconnector.
The negative residue constraint set NRM_VIC1_SA1 commenced operating from 1135 hrs on 21 January 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1135 hrs on 21 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 January 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to SA directional interconnector.
The negative residue constraint set NRM_VIC1_SA1 commenced operating from 1135 hrs on 21 January 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
123514GENERAL NOTICE21/01/2025 11:23:21 AM
NEM Local Temperature Alerts for QLD, VIC from 21 Jan 2025 to 25 Jan 2025
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): 22nd Jan, 23rd Jan, 24th Jan
Rockhampton Ap (39+ Deg C): 23rd Jan
VIC
Mildura Ap (39+ Deg C): 21st Jan
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.
QLD
Dalby Ap (37+ Deg C): 22nd Jan, 23rd Jan, 24th Jan
Rockhampton Ap (39+ Deg C): 23rd Jan
VIC
Mildura Ap (39+ Deg C): 21st Jan
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
123513GENERAL NOTICE21/01/2025 10:20:37 AM
Pre dispatch demand forecast error - NEM regions
AEMO ELECTRICITY MARKET NOTICE
Pre dispatch demand forecast error - NEM regions
AEMO is aware of an error in the Pre dispatch demand forecast for the NEM regions
AEMO is currently working to resolve the issue.
Dispatch results are not impacted.
Manager NEM Real Time Operations
Pre dispatch demand forecast error - NEM regions
AEMO is aware of an error in the Pre dispatch demand forecast for the NEM regions
AEMO is currently working to resolve the issue.
Dispatch results are not impacted.
Manager NEM Real Time Operations
123512RECLASSIFY CONTINGENCY20/01/2025 08:04:42 PM
Cancellation of a Non-Credible Contingency Event: Collinsville - Stoney Creek 7306 132KV LINE line and Collinsville - Newlands 7121 132KV 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: Collinsville - Stoney Creek 7306 132KV LINE and Collinsville - Newlands 7121 132KV LINE
Cancellation time: 20/01/2025 20:04
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 123511
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: Collinsville - Stoney Creek 7306 132KV LINE and Collinsville - Newlands 7121 132KV LINE
Cancellation time: 20/01/2025 20:04
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 123511
Auto-generated on behalf of Manager NEM Real Time Operations