Market Notices

112001SETTLEMENTS RESIDUE04/12/2023 03:35:18 PM

[EventId:202312041535_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 04 December 2023 15:35

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1535 hrs on 4 December 2023

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.

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 1535 hrs on 4 December 2023.

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.
112000SETTLEMENTS RESIDUE04/12/2023 03:31:23 PM

[EventId:202312041530_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 04 December 2023 15:30

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1530 hrs on 4 December 2023

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.

Refer to market notice: 111996

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 1530 hrs on 4 December 2023.

This is an AEMO autogenerated Market Notice.
111998MARKET INTERVENTION04/12/2023 03:36:33 PM

Update - Possible intervention to manage power system security in SA region

AEMO ELECTRICITY MARKET NOTICE

Update - Possible intervention to manage power system security in SA region

Refer AEMO Electricity Market Notice 111991

The synchronous generating units currently expected to be synchronised in SA from 0100 hrs 06/12/2023 will be inadequate to maintain a secure operating state in SA .

AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.

Manager NEM Real Time Operations
111996SETTLEMENTS RESIDUE04/12/2023 02:35:24 PM

[EventId:202312041435_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 04 December 2023 14:35

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1435 hrs on 4 December 2023

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.

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 1435 hrs on 4 December 2023.

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.
111994MARKET INTERVENTION04/12/2023 03:30:04 PM

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 03/12/2023

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 03/12/2023

Refer Market Notice 111957

The AEMO Intervention Event and all associated directions are cancelled from 1530 hrs 04/12/2023

Manager NEM Real Time Operations
111991MARKET INTERVENTION04/12/2023 12:37:51 PM

Possible intervention to manage power system security in SA Region

AEMO ELECTRICITY MARKET NOTICE

Possible intervention to manage power system security in SA Region

The synchronous generating units currently expected to be synchronised in SA from 0750 hrs 05/12/2023 will be inadequate to maintain a secure operating state in SA.
AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.

Manager NEM Real Time Operations
111989SETTLEMENTS RESIDUE04/12/2023 11:30:29 AM

[EventId:202312041130_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 04 December 2023 11:30

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1130 hrs on 4 December 2023

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.

Refer to market notice: 111988

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 1130 hrs on 4 December 2023.

This is an AEMO autogenerated Market Notice.
111988SETTLEMENTS RESIDUE04/12/2023 10:15:21 AM

[EventId:202312041015_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 04 December 2023 10:15

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1015 hrs on 4 December 2023

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.

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 1015 hrs on 4 December 2023.

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.
111987GENERAL NOTICE04/12/2023 01:56:50 PM

NEM Local Temperature Alerts for NSW, SA, VIC from 04 Dec 2023 to 08 Dec 2023

AEMO ELECTRICITY MARKET NOTICE

AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.

NSW
Mudgee Ap (39+ Deg C): 7th Dec, 8th Dec

SA
Clare High School (39+ Deg C): 7th Dec
Port Augusta Ap (39+ Deg C): 6th Dec, 7th Dec

VIC
Mildura Ap (39+ Deg C): 5th Dec, 7th Dec, 8th Dec

The NEM Local Temperature Alert Levels are:

Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.

AEMO requests Market Participants to:

1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,

2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.

Further information is available at:

https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts

AEMO Operations Planning
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