Filter by category
Filter by Date
Update - Foreseeable AEMO intervention in SA region
Update - Foreseeable AEMO intervention in SA region
Refer AEMO Electricity Market Notice 123037
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0700 hrs 12/01/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1600 hrs 11/01/2025, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
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 0700 hrs 12/01/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - [outage element] - TAS region - 11/01/2025
Inter-regional transfer limit variation - [outage element] - TAS region - 11/01/2025
At 1233 hrs 11/01/2025 there was an unplanned outage of Gordon - Chapel St No 1 220 kV line. There was approximately 52 MW of load reduction at Nyrstar.
The following constraint set(s) were invoked at 1240 hrs
F-T-CSGO
T-CSGO
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
[EventId:202501111230_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 11 January 2025 12:30
Issued by Australian Energy Market Operator Ltd at 1230 hrs on 11 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 January 2025.
Refer to market notice: 123028
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1230 hrs on 11 January 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202501110905_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 11 January 2025 09:05
Issued by Australian Energy Market Operator Ltd at 0905 hrs on 11 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 January 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 0905 hrs on 11 January 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Cancellation - AEMO Intervention Event - SA region 09/01/2025
Cancellation - AEMO Intervention Event - SA region 09/01/2025
Refer to Market Notice 122990
The AEMO Intervention Event and all associated directions are cancelled from 1200 hrs on 10/01/2025.
Manager NEM Real Time Operations
Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT
Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 122989
Direction is cancelled from: 1200 hrs 10/01/2025
Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Friday, 10 January 2025
NON-CONFORMANCE NSW1 Region Friday, 10 January 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: TALWA1
Duration: 10/01/2025 09:45 to 10/01/2025 09:50
Amount: -24 MW
Constraint: NC-N_TALWA1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Friday, 10 January 2025
NON-CONFORMANCE NSW1 Region Friday, 10 January 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: VP6
Duration: 10/01/2025 05:15 to 10/01/2025 05:25
Amount: -47 MW
Constraint: NC-N_VP6
Auto-generated on behalf of Manager NEM Real Time Operations