Market Notices

112239GENERAL NOTICE13/12/2023 12:29:31 PM

Fast Frequency Response Market - Increase in R1 FCAS volume 18 December 2023.

AEMO ELECTRICITY MARKET NOTICE

Following review of the operation of the Very Fast FCAS market, from 1300 hrs AEST on Monday 18 December AEMO will:

Increase the cap on dispatch of Very Fast Raise (R1) Contingency FCAS from 175 MW to 225 MW

Retain the existing cap on dispatch of Very Fast Lower (L1) Contingency FCAS at 100 MW

No other changes to the dispatch of Very Fast FCAS or FCAS constraint equation changes will be made on this date

For information on the Fast Frequency Response (FFR) initiative please visit the website at: https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response

Andrew Groom
AEMO Operations
112236MARKET INTERVENTION13/12/2023 12:06:07 PM

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

AEMO ELECTRICITY MARKET NOTICE

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

Refer Market Notice 112212

The AEMO Intervention Event and all associated directions are cancelled from 1200 hrs 13/12/2023

Manager NEM Real Time Operations
112223GENERAL NOTICE13/12/2023 10:49:32 AM

NEM Local Temperature Alerts for QLD from 13 Dec 2023 to 17 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.

QLD
Dalby Ap (37+ Deg C): 17th 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
112218MARKET INTERVENTION13/12/2023 06:48:53 AM

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 0130 hrs 14/12/2023 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
112215GENERAL NOTICE12/12/2023 11:11:25 PM

Network Augmentation Commissioned - SA Region - 12/12/2023

AEMO ELECTRICITY MARKET NOTICE

Network Augmentation Commissioned - SA Region - 12/12/2023

Commissioned: Robertstown - Bundey No. 2 275 kV Line

Manager NEM Real Time Operations
112212MARKET INTERVENTION12/12/2023 05:01:31 PM

Direction - SA region 12/12/2023

AEMO ELECTRICITY MARKET NOTICE.

Direction - SA region 12/12/2023

In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a).

The direction was necessary to maintain the power system in a secure operating state.

AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.

The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1705 hrs on 12/12/2023.

Intervention pricing does not apply to this AEMO intervention event.

Manager NEM Real Time Operations
112206MARKET INTERVENTION12/12/2023 02:23:46 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 112204

The synchronous generating units currently expected to be synchronised in SA from 0730 hrs 13/12/2023 will be inadequate to maintain a secure operating state in SA .

AEMO estimates that, in the absence of sufficient market response by 1700 hrs 12/12/2023, 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
112204MARKET INTERVENTION12/12/2023 12:54:12 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 0730 hrs 13/12/2023 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
112185MARKET INTERVENTION11/12/2023 03:20:21 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 112176

The synchronous generating units currently expected to be synchronised in SA from 0900 hrs 12/12/2023 will be inadequate to maintain a secure operating state in SA .

AEMO estimates that, in the absence of sufficient market response by 0800 hrs 12/12/2023, 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
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