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117307RECLASSIFY CONTINGENCY06/07/2024 11:04:37 PM
Cancellation: Reclassification of non-credible contingency event due to existence of widespread abnormal conditions - SA region.
AEMO ELECTRICITY MARKET NOTICE.
AEMO considers the occurrence of a non-credible contingency event due to the widespread abnormal conditions advised in AEMO Electricity Market Notice 117306 is no longer reasonably possible and accordingly its classification has reverted to non-credible.
Cancellation time: 2300 hrs 06/07/2024.
Constraint set revoked: I-VS_250
Manager NEM Real Time Operations
AEMO considers the occurrence of a non-credible contingency event due to the widespread abnormal conditions advised in AEMO Electricity Market Notice 117306 is no longer reasonably possible and accordingly its classification has reverted to non-credible.
Cancellation time: 2300 hrs 06/07/2024.
Constraint set revoked: I-VS_250
Manager NEM Real Time Operations
117306RECLASSIFY CONTINGENCY06/07/2024 09:34:08 PM
Reclassification of non-credible contingency event due to existence of widespread abnormal conditions - SA region.
AEMO ELECTRICITY MARKET NOTICE.
AEMO has identified that a non-credible contingency event impacting the power system is more likely to occur and is considered reasonably possible because of the existence of widespread abnormal conditions namely severe weather in the SA region.
AEMO has therefore reclassified the occurrence of a non-credible contingency event involving multiple plant due to these abnormal conditions as credible.
AEMO has taken the following action to maintain power system security at 2120 hrs 06/07/2024.
Constraint set invoked: I-VS_250
Duration: 2120 hrs 06/07/2024 until further notice
Need for further measures is being monitored and further measures may be implemented in line with the Power System Security Guidelines (SO_OP_3715).
Manager NEM Real Time Operations
AEMO has identified that a non-credible contingency event impacting the power system is more likely to occur and is considered reasonably possible because of the existence of widespread abnormal conditions namely severe weather in the SA region.
AEMO has therefore reclassified the occurrence of a non-credible contingency event involving multiple plant due to these abnormal conditions as credible.
AEMO has taken the following action to maintain power system security at 2120 hrs 06/07/2024.
Constraint set invoked: I-VS_250
Duration: 2120 hrs 06/07/2024 until further notice
Need for further measures is being monitored and further measures may be implemented in line with the Power System Security Guidelines (SO_OP_3715).
Manager NEM Real Time Operations
117302NON-CONFORMANCE06/07/2024 01:55:24 PM
NON-CONFORMANCE Region SA1 Saturday, 6 July 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE SA1 Region Saturday, 6 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: BOWWPV1
Duration: 06/07/2024 13:20 to 06/07/2024 13:55
Amount: 6 MW
Constraint: NC-S_BOWWPV1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE SA1 Region Saturday, 6 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: BOWWPV1
Duration: 06/07/2024 13:20 to 06/07/2024 13:55
Amount: 6 MW
Constraint: NC-S_BOWWPV1
Auto-generated on behalf of Manager NEM Real Time Operations
117299NON-CONFORMANCE06/07/2024 04:30:14 AM
NON-CONFORMANCE Region QLD1 Saturday, 6 July 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Saturday, 6 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 06/07/2024 04:00 to 06/07/2024 04:30
Amount: 33 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Saturday, 6 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 06/07/2024 04:00 to 06/07/2024 04:30
Amount: 33 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
117298RECLASSIFY CONTINGENCY06/07/2024 02:40:53 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: 1400 hrs 06/07/2024
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 117297
Manager NEM Real Time Operations
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: 1400 hrs 06/07/2024
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 117297
Manager NEM Real Time Operations
117297RECLASSIFY CONTINGENCY05/07/2024 09:29:06 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: 05/07/2024 21:30 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
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: 05/07/2024 21:30 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
117287NON-CONFORMANCE03/07/2024 10:00:13 PM
NON-CONFORMANCE Region QLD1 Wednesday, 3 July 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Wednesday, 3 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: CALL_B_1
Duration: 03/07/2024 21:55 to 03/07/2024 22:00
Amount: -97 MW
Constraint: NC-Q_CALL_B_1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Wednesday, 3 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: CALL_B_1
Duration: 03/07/2024 21:55 to 03/07/2024 22:00
Amount: -97 MW
Constraint: NC-Q_CALL_B_1
Auto-generated on behalf of Manager NEM Real Time Operations
117286RESERVE NOTICE03/07/2024 08:10:15 PM
Cancellation of Actual (LOR1) condition in the NSW region - 03/07/2024
AEMO ELECTRICITY MARKET NOTICE
Cancellation of Actual (LOR1) condition in the NSW region - 03/07/2024
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.117284 is cancelled at 2010 hrs 03/07/2024.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the NSW region - 03/07/2024
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.117284 is cancelled at 2010 hrs 03/07/2024.
Manager NEM Real Time Operations
117284RESERVE NOTICE03/07/2024 05:42:34 PM
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 03/07/2024
AEMO ELECTRICITY MARKET NOTICE
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 03/07/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 1930 hrs
The capacity reserve requirement is 1400 MW
The minimum capacity reserve available is 766 MW
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 03/07/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 1930 hrs
The capacity reserve requirement is 1400 MW
The minimum capacity reserve available is 766 MW
Manager NEM Real Time Operations