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MARKET SUSPENSION
Notice type description *
Market suspended in region(s).
External reference *
Declaration of electricity market suspension
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AEMO ELECTRICITY MARKET NOTICE
Declaration of electricity market suspension
AEMO declares the spot market suspended in the NEM with Market Suspension Schedule Pricing (refer NER clause 3.14.5(b)) from Trading Interval 1400 hrs on 05 September 2024 until further notice. Dispatch prices for the first one or two dispatch intervals of this market suspension will be reviewed manually.
There has been a failure of the NEM dispatch process, and all participants to follow existing targets until further notice.
Manager NEM Real Time Operations
117542NON-CONFORMANCE03/08/2024 04:35:17 PM
NON-CONFORMANCE Region NSW1 Saturday, 3 August 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Saturday, 3 August 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: BW03
Duration: 03/08/2024 16:25 to 03/08/2024 16:35
Amount: 72 MW
Constraint: NC-N_BW03
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Saturday, 3 August 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: BW03
Duration: 03/08/2024 16:25 to 03/08/2024 16:35
Amount: 72 MW
Constraint: NC-N_BW03
Auto-generated on behalf of Manager NEM Real Time Operations
117539NON-CONFORMANCE02/08/2024 06:15:12 PM
NON-CONFORMANCE Region SA1 Friday, 2 August 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE SA1 Region Friday, 2 August 2024
AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:
Units: TB2BG1, TB2BL1
Aggregate Dispatch Group: TB2HYB_ADG1
Duration: 02/08/2024 12:10 to 02/08/2024 18:15
Amount: 14 MW
Constraint: NC-S_TB2HYB_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE SA1 Region Friday, 2 August 2024
AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:
Units: TB2BG1, TB2BL1
Aggregate Dispatch Group: TB2HYB_ADG1
Duration: 02/08/2024 12:10 to 02/08/2024 18:15
Amount: 14 MW
Constraint: NC-S_TB2HYB_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
117530NON-CONFORMANCE01/08/2024 05:35:18 PM
NON-CONFORMANCE Region SA1 Thursday, 1 August 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE SA1 Region Thursday, 1 August 2024
AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:
Units: TB2BG1, TB2BL1
Aggregate Dispatch Group: TB2HYB_ADG1
Duration: 01/08/2024 13:55 to 01/08/2024 17:35
Amount: 28 MW
Constraint: NC-S_TB2HYB_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE SA1 Region Thursday, 1 August 2024
AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:
Units: TB2BG1, TB2BL1
Aggregate Dispatch Group: TB2HYB_ADG1
Duration: 01/08/2024 13:55 to 01/08/2024 17:35
Amount: 28 MW
Constraint: NC-S_TB2HYB_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
117518NON-CONFORMANCE01/08/2024 06:55:14 AM
NON-CONFORMANCE Region VIC1 Thursday, 1 August 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE VIC1 Region Thursday, 1 August 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: YWPS4
Duration: 01/08/2024 06:50 to 01/08/2024 06:55
Amount: 24 MW
Constraint: NC-V_YWPS4
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE VIC1 Region Thursday, 1 August 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: YWPS4
Duration: 01/08/2024 06:50 to 01/08/2024 06:55
Amount: 24 MW
Constraint: NC-V_YWPS4
Auto-generated on behalf of Manager NEM Real Time Operations
117513NON-CONFORMANCE31/07/2024 01:35:19 PM
NON-CONFORMANCE Region NSW1 Wednesday, 31 July 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Wednesday, 31 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: BW01
Duration: 31/07/2024 13:30 to 31/07/2024 13:35
Amount: -17 MW
Constraint: NC-N_BW01
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Wednesday, 31 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: BW01
Duration: 31/07/2024 13:30 to 31/07/2024 13:35
Amount: -17 MW
Constraint: NC-N_BW01
Auto-generated on behalf of Manager NEM Real Time Operations
117503POWER SYSTEM EVENTS30/07/2024 07:07:11 AM
Non-credible contingency event - QLD region - 30/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 30/07/2024
At 0537 hrs the Darling Downs Power Station GT1, GT3 and and the steam turbine tripped from 484 MW.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 30/07/2024
At 0537 hrs the Darling Downs Power Station GT1, GT3 and and the steam turbine tripped from 484 MW.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
117500POWER SYSTEM EVENTS28/07/2024 05:14:14 PM
Update - Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - QLD region - 27/07/2024
Refer AEMO Electricity Market Notice 117487
At 1702 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Update - Non-credible contingency event - QLD region - 27/07/2024
Refer AEMO Electricity Market Notice 117487
At 1702 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
117487POWER SYSTEM EVENTS27/07/2024 10:52:18 AM
Correction - Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Correction to Market Notice 117486
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Correction to Market Notice 117486
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
117486POWER SYSTEM EVENTS27/07/2024 10:26:53 AM
Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations