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[EventId:202107261250_review] Prices for interval 26-Jul-2021 12:50 are subject to review
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.
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the Qld region on 26/07/2021
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
NON-CONFORMANCE Region NSW1 Monday, 26 July 2021
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
NON-CONFORMANCE Region QLD1 Sunday, 25 July 2021
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
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.
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
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.
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
Cancellation : Non-credible contingency event more likely to occur due to existence of abnormal condition/s - SA region.
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
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.
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
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.
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