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MARKET SUSPENSION
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Market suspended in region(s).
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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
Non-credible contingency event - QLD region - 30/07/2024
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
Update - Non-credible contingency event - QLD region - 27/07/2024
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
Correction - Non-credible contingency event - QLD region - 27/07/2024
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
Non-credible contingency event - QLD region - 27/07/2024
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-CONFORMANCE Region QLD1 Wednesday, 24 July 2024
NON-CONFORMANCE QLD1 Region Wednesday, 24 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: 24/07/2024 07:10 to 24/07/2024 08:55
Amount: -20 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Tuesday, 23 July 2024
NON-CONFORMANCE NSW1 Region Tuesday, 23 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: SHGEN
Duration: 23/07/2024 18:05 to 23/07/2024 18:15
Amount: -81 MW
Constraint: NC-N_SHGEN
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Saturday, 20 July 2024
NON-CONFORMANCE QLD1 Region Saturday, 20 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: GANGARR1
Duration: 20/07/2024 12:20 to 20/07/2024 13:50
Amount: 60 MW
Constraint: NC-Q_GANGARR1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Sunday, 14 July 2024
NON-CONFORMANCE QLD1 Region Sunday, 14 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: 14/07/2024 16:35 to 14/07/2024 16:50
Amount: -66 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region VIC1 Sunday, 14 July 2024
NON-CONFORMANCE VIC1 Region Sunday, 14 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: YWPS1
Duration: 14/07/2024 01:40 to 14/07/2024 01:45
Amount: -35 MW
Constraint: NC-V_YWPS1
Auto-generated on behalf of Manager NEM Real Time Operations