Filter by category
Filter by Date
Notice type *
MARKET SUSPENSION
Notice type description *
Market suspended in region(s).
External reference *
Declaration of electricity market suspension
Reason *
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-CONFORMANCE Region SA1 Monday, 2 September 2024
NON-CONFORMANCE SA1 Region Monday, 2 September 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: 02/09/2024 11:40 to 02/09/2024 14:40
Amount: 18 MW
Constraint: NC-S_TB2HYB_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region VIC1 Sunday, 1 September 2024
NON-CONFORMANCE VIC1 Region Sunday, 1 September 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MERCER01
Duration: 01/09/2024 11:00 to 01/09/2024 11:05
Amount: 122 MW
Constraint: NC-V_MERCER01
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region SA1 Saturday, 31 August 2024
NON-CONFORMANCE SA1 Region Saturday, 31 August 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: STARHLWF
Duration: 31/08/2024 14:50 to 31/08/2024 15:25
Amount: 26 MW
Constraint: NC-S_STARHLWF
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Saturday, 31 August 2024
NON-CONFORMANCE NSW1 Region Saturday, 31 August 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: HILLSTN1
Duration: 31/08/2024 15:05 to 31/08/2024 15:20
Amount: 85 MW
Constraint: NC-N_HILLSTN1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region SA1 Saturday, 31 August 2024
NON-CONFORMANCE SA1 Region Saturday, 31 August 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MANNSF2
Duration: 31/08/2024 11:45 to 31/08/2024 13:55
Amount: 7 MW
Constraint: NC-S_MANNSF2
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202408291910_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 29 August 2024 19:10
Issued by Australian Energy Market Operator Ltd at 1910 hrs on 29 August 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 August 2024.
Refer to market notice: 117960
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1910 hrs on 29 August 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202408291805_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 29 August 2024 18:05
Issued by Australian Energy Market Operator Ltd at 1805 hrs on 29 August 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 August 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1805 hrs on 29 August 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
NON-CONFORMANCE Region QLD1 Thursday, 29 August 2024
NON-CONFORMANCE QLD1 Region Thursday, 29 August 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: GSTONE2
Duration: 29/08/2024 15:35 to 29/08/2024 15:40
Amount: 28 MW
Constraint: NC-Q_GSTONE2
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202408291330_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 29 August 2024 13:30
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 29 August 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 29 August 2024.
Refer to market notice: 117941
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.
The negative residue constraint NRM_QLD1_NSW1 ceased operating at 1330 hrs on 29 August 2024.
This is an AEMO autogenerated Market Notice.