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Cancellation of a Non-Credible Contingency Event: Condabri Nth - Condabri Central 7400 132kV line and Condabri Nth - Condabri Central 7401 132kV line in QLD1 due to Lightning.
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: Condabri Nth - Condabri Central 7400 132kV and Condabri Nth - Condabri Central 7401 132kV
Cancellation time: 16/06/2021 18:59
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 87390
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the NSW region - 16/06/2021
Cancellation of Actual (LOR1) condition in the NSW region - 16/06/2021
The Actual LOR1 Condition in the NSW region advised in AEMO Electricity Market Notice No.87396 is cancelled at 1930 hrs 16/06/2021.
Manager NEM Real Time Operations
[EventId:202106161835_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 16 June 2021 18:35
Issued by Australian Energy Market Operator Ltd at 1835 hrs on 16 June 2021
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 16 June 2021.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.
The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 1835 hrs on 16 June 2021.
This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Reclassification of a Non-Credible Contingency Event: Bulli Creek - Dumaresq 8L 330KV line and Bulli Creek - Dumaresq 8M 330KV line in QLD1 due to Lightning.
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: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Duration: 16/06/2021 17:54 until further notice
Constraint set(s) invoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
Update: Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 16/06/2021
Update: Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 16/06/2021
Refer Market notice 87394
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1700 hrs.
The Actual LOR1 condition is forecast to exist until 1830 hrs.
The capacity reserve requirement is 1400 MW
The minimum capacity reserve available is 935 MW
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 132 kV line in QLD1 due to Lightning.
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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV
Duration: 16/06/2021 17:31 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 16/06/2021
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 16/06/2021
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1700 hrs.
The Actual LOR1 condition is forecast to exist until 1730 hrs.
The capacity reserve requirement is 1400 MW
The minimum capacity reserve available is 1268 MW
Manager NEM Real Time Operations
AEMO Help Desk Bulletin No. 2704 : CHG0065034 : Upgrade the Markets Portal and GasBB submission web application
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Gas Bulletin Board(GBB)
Change Title: Upgrade the market portal and GasBB submission web application
Change Start Date & Time: 17/06/2021 08:30:00 AEST
Change End Date & Time: 17/06/2021 15:30:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Change Description:
Minor change to Market Portal set participant behaviour in pre-production
Environment: Pre-Production
Participant Impact and Requirements:
On Thursday we will upgrade the Markets Portal set participant page to include gas companies along with electricity participants. (This change does not include Gas Hub participants.)
This is likely to only be seen by users accessing the Gas BB submission pages, who once logged in, will need to set participant to the gas company they are submitting for (and are associated with).
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Reclassification 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.
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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 16/06/2021 16:17 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations