Market Notices

88869PRICES SUBJECT TO REVIEW26/07/2021 12:45:17 PM

[EventId:202107261250_review] Prices for interval 26-Jul-2021 12:50 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1245 hrs on 26 July 2021

PRICES ARE SUBJECT TO REVIEW for dispatch interval 26-Jul-2021 12:50.

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.
88868RESERVE NOTICE26/07/2021 09:11:28 AM

PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the Qld region on 26/07/2021

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the Qld region advised in AEMO Electricity Market Notice No. 88858 is cancelled at 0910 hrs 26/07/2021.

Manager NEM Real Time Operations
88867NON-CONFORMANCE26/07/2021 07:20:10 AM

NON-CONFORMANCE Region NSW1 Monday, 26 July 2021

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Monday, 26 July 2021

AEMO declared a schedule generating unit non-conforming

Unit: VP6
Duration: 26/07/2021 07:15 to 26/07/2021 07:20
Amount: -33 MW
Constraint: NC-N_VP6

Auto-generated on behalf of Manager NEM Real Time Operations
88866NON-CONFORMANCE25/07/2021 11:10:14 PM

NON-CONFORMANCE Region QLD1 Sunday, 25 July 2021

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Sunday, 25 July 2021

AEMO declared a schedule generating unit non-conforming

Unit: CPP_3
Duration: 25/07/2021 23:05 to 25/07/2021 23:10
Amount: 43 MW
Constraint: NC-Q_CPP_3

Auto-generated on behalf of Manager NEM Real Time Operations
88865RECLASSIFY CONTINGENCY25/07/2021 07:19:35 PM

Cancellation of a Non-Credible Contingency Event: Lindisfarne - Mornington No.1 TEE line and Lindisfarne - Mornington No.2 TEE line in TAS1 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: TAS1

Lines: Lindisfarne - Mornington No.1 TEE and Lindisfarne - Mornington No.2 TEE

Cancellation time: 25/07/2021 19:19

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 88864

Auto-generated on behalf of Manager NEM Real Time Operations
88864RECLASSIFY CONTINGENCY25/07/2021 06:17:35 PM

Reclassification of a Non-Credible Contingency Event: Lindisfarne - Mornington No.1 TEE line and Lindisfarne - Mornington No.2 TEE line in TAS1 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: TAS1

Lines: Lindisfarne - Mornington No.1 TEE and Lindisfarne - Mornington No.2 TEE

Duration: 25/07/2021 18:17 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
88863GENERAL NOTICE25/07/2021 05:51:56 PM

Cancellation : Non-credible contingency event more likely to occur due to existence of abnormal condition/s - SA region.

AEMO ELECTRICITY MARKET NOTICE.

Abnormal conditions advised in AEMO Electricity Market Notice 88796 have ceased to impact the likelihood of a non-credible event occurring as at 1755 hrs 26/07/2021

Manager NEM Real Time Operations
88862RECLASSIFY CONTINGENCY25/07/2021 05:48:46 PM

Cancellation of the 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.

Cancellation of the 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 is no longer reasonably possible. There is no longer any severe weather warning in the vicinity of the following lines. Accordingly, its classification has reverted to a non-credible contingency event.

Region: SA

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

Cancellation time: 1745 hrs 25/07/2021

Constraint set(s) revoked: Nil

Refer AEMO Electricity Market Notice 88776

Manager NEM Real Time Operations
88861RECLASSIFY CONTINGENCY25/07/2021 05:47:21 PM

Cancellation of the 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.

Cancellation of the 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 is no longer reasonably possible. There is no longer any severe weather warning in the vicinity of the following lines. Accordingly, its classification has reverted to a non-credible contingency event.

Region: SA

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

Cancellation time: 1745 hrs 25/07/2021

Constraint set(s) revoked: Nil

Refer AEMO Electricity Market Notice 88845

Manager NEM Real Time Operations
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