Market Notices

115620MARKET INTERVENTION14/03/2024 01:00:34 PM

Cancellation - Possible intervention to manage power system security in South Australia (SA) region 14/03/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Possible intervention to manage power system security in South Australia (SA) region 14/03/2024

Refer Market Notice 115616

AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1300 hrs 14/03/2024.

Manager NEM Real Time Operations
115616MARKET INTERVENTION14/03/2024 06:11:06 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 2100 hrs 14/03/2024 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
115613MARKET INTERVENTION13/03/2024 05:00:31 PM

Direction - SA region 13/03/2024

AEMO ELECTRICITY MARKET NOTICE.

Direction - SA region 13/03/2024

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 13/03/2024.

Intervention pricing does not apply to this AEMO intervention event.

Manager NEM Real Time Operations
115612MARKET INTERVENTION13/03/2024 02:12:15 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 0800 hrs 14/03/2024 will be inadequate to maintain a secure operating state in SA .

AEMO estimates that, in the absence of sufficient market response by 1700 hrs 13/03/2024, 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
115611GENERAL NOTICE13/03/2024 11:54:44 AM

Fast Frequency Response Market - Increase in R1 FCAS dispatch cap from 18 March 2024.

AEMO ELECTRICITY MARKET NOTICE

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

Increase the cap on dispatch of Very Fast Raise (R1) Contingency FCAS from 225 MW to 250 MW

Retain the existing cap on dispatch of Very Fast Lower (L1) Contingency FCAS at 125 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
115591GENERAL NOTICE11/03/2024 10:33:02 AM

NEM Local Temperature Alerts for SA, VIC from 11 Mar 2024 to 15 Mar 2024

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.

SA
Adelaide West Terrace (39+ Deg C): 11th Mar
Mt Gambier Ap (39+ Deg C): 11th Mar
Port Augusta Ap (39+ Deg C): 11th Mar, 12th Mar, 13th Mar

VIC
Mildura Ap (39+ Deg C): 12th Mar

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
115546GENERAL NOTICE08/03/2024 10:31:51 AM

NEM Local Temperature Alerts for SA, TAS, VIC from 08 Mar 2024 to 12 Mar 2024

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.

SA
Adelaide West Terrace (39+ Deg C): 9th Mar, 10th Mar
Mt Gambier Ap (39+ Deg C): 9th Mar, 11th Mar
Port Augusta Ap (39+ Deg C): 8th Mar, 9th Mar, 10th Mar, 11th Mar, 12th Mar

TAS
Launceston Ti Tree Bend (33+ Deg C): 10th Mar

VIC
Latrobe Valley Ap (39+ Deg C): 9th Mar, 10th Mar, 11th Mar
Mildura Ap (39+ Deg C): 9th Mar, 10th Mar, 11th Mar, 12th Mar
Mortlake (39+ Deg C): 9th Mar, 11th Mar

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
115541MARKET INTERVENTION07/03/2024 03:15:20 PM

Cancellation - Possible intervention to manage power system security in South Australia (SA) region 07/03/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Possible intervention to manage power system security in South Australia (SA) region 07/03/2024

Refer Market Notice 115528

AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1515 hrs 07/03/2024.

Manager NEM Real Time Operations
115538MARKET INTERVENTION07/03/2024 02:30:04 PM

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 06/03/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 06/03/2024

Refer Market Notice 115522

The AEMO Intervention Event and all associated directions are cancelled from 1430 hrs 07/03/2024

Manager NEM Real Time Operations
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