Market Notices

92168PRICES SUBJECT TO REVIEW06/11/2021 04:40:18 PM

[EventId:202111061645_review] Prices for interval 06-Nov-2021 16:45 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1640 hrs on 6 November 2021

PRICES ARE SUBJECT TO REVIEW for trading interval 06-Nov-2021 16:45.

AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs


This is an AEMO autogenerated Market Notice.
92167RECLASSIFY CONTINGENCY06/11/2021 04:35:45 PM

Reclassification of a Non-Credible Contingency Event: Hazelwood - Rowville No.1 220kV line and Hazelwood - Rowville No.2 220kV line in VIC1 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: VIC1

Lines: Hazelwood - Rowville No.1 220kV and Hazelwood - Rowville No.2 220kV

Duration: 06/11/2021 16:35 until further notice

Constraint set(s) invoked:
V-HWRO_R_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Auto-generated on behalf of Manager NEM Real Time Operations
92166PRICES SUBJECT TO REVIEW06/11/2021 04:35:19 PM

[EventId:202111061640_review] Prices for interval 06-Nov-2021 16:40 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1635 hrs on 6 November 2021

PRICES ARE SUBJECT TO REVIEW for trading interval 06-Nov-2021 16:40.

AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs


This is an AEMO autogenerated Market Notice.
92165INTER-REGIONAL TRANSFER06/11/2021 04:20:37 PM

Inter-regional transfer limit variation - Heywood to Tarrone 500 kV Line- VIC region - 06/11/2021

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Heywood to Tarrone 500 kV Line- VIC region - 06/11/2021

At 1558 hrs there was an unplanned outage of the Heywood to Tarrone 500 kV Line .

The following constraint sets invoked at 1615 hrs 06/11/2021.
V-HYTR
S-X_BC_CP
S-PA_VC1_BC-2CP

The following constraint sets revoked at 1615 hrs 06/11/2021.
V-APHY_1
S-PA_VC1


This constraint set contains equations with the following interconnectors on the LHS.
NSW1-QLD1
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
92164INTER-REGIONAL TRANSFER06/11/2021 03:47:41 PM

Inter-Regional Transfer limit variation - Murraylink

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer limit variation - Murraylink

There has been an unplanned outage of the Murraylink interconnector.

The following constraint set was invoked at 1530 hrs 06/11/2021

I-ML_ZERO

The constraint set contains the following interconnector on the left hand side.

V-S-MNSP1

Refer to AEMO Network Outage Scheduler (NOS) for further details.

Manager NEM Real Time Operations
92163RECLASSIFY CONTINGENCY06/11/2021 03:16:19 PM

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.

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: VIC1

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

Duration: 06/11/2021 15:16 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
92162RECLASSIFY CONTINGENCY06/11/2021 02:43:13 PM

Reclassification of a Non-Credible Contingency Event: Dederang - Glenrowan No.1 & No.3 220 kV Lines line and Numurkah Solar Farm line in VIC1 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: VIC1

Lines: Dederang - Glenrowan No.1 & No.3 220 kV Lines and Numurkah Solar Farm

Duration: 06/11/2021 14:43 until further notice

Constraint set(s) invoked:
V-NIL_DDGN_NSF_N-2 Constraint set contains the following interconnector(s) on the left hand side:
V-S-MNSP1
VIC1-NSW1


Auto-generated on behalf of Manager NEM Real Time Operations
92157RECLASSIFY CONTINGENCY06/11/2021 01:56:26 PM

Reclassification of a Non-Credible Contingency Event: Para-Templers West and Magill-Torrens Island A 275kV lines in SA due to severe weather warning.

AEMO ELECTRICITY MARKET NOTICE.

Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.

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: SA

Lines: Para-Templers West and Magill-Torrens Island A 275kV lines

Duration: 1350 hrs 06/11/2021 until further notice

Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
92156RECLASSIFY CONTINGENCY06/11/2021 01:13:46 PM

Reclassification of a Non-Credible Contingency Event: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines in SA due to severe weather warning.

AEMO ELECTRICITY MARKET NOTICE.

Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.

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: SA

Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines

Duration: 1310 hrs 06/11/2021 until further notice

Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
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