Market Notices

125714RECLASSIFY CONTINGENCY16/03/2025 03:34:16 PM

Cancellation of a Non-Credible Contingency Event: Gordon - Chapel St No 1 220kV line and Gordon - Chapel St No 2 220kV line in TAS1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: TAS1

Lines: Gordon - Chapel St No 1 220kV and Gordon - Chapel St No 2 220kV

Cancellation time: 16/03/2025 15:34

Constraint set(s) revoked:
F-T-CSGO Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1
T-CSGO_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 125713

Auto-generated on behalf of Manager NEM Real Time Operations
     
125713RECLASSIFY CONTINGENCY16/03/2025 02:32:37 PM

Reclassification of a Non-Credible Contingency Event: Gordon - Chapel St No 1 220kV line and Gordon - Chapel St No 2 220kV line in TAS1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.

Region: TAS1

Lines: Gordon - Chapel St No 1 220kV and Gordon - Chapel St No 2 220kV

Duration: 16/03/2025 14:32 until further notice

Constraint set(s) invoked:
F-T-CSGO Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1
T-CSGO_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Auto-generated on behalf of Manager NEM Real Time Operations
     
125712RECLASSIFY CONTINGENCY16/03/2025 02:32:36 PM

Reclassification of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.

Region: VIC1

Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV

Duration: 16/03/2025 14:32 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
125707RESERVE NOTICE16/03/2025 02:17:04 PM

PDPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 16/03/2025

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 125699 is cancelled at 1415 hrs.

Manager NEM Real Time Operations
     
125702RECLASSIFY CONTINGENCY16/03/2025 01:00:14 PM

Update - Non-credible contingency event - QLD region - 16/03/2025

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - QLD region - 16/03/2025

Refer AEMO Electricity Market Notice 125701

The cause of this non credible contingency event is not known at this stage.
AEMO is not satisfied that this non credible event is unlikely to re-occur.
AEMO has therefore reclassified this event as a credible contingency event until further notice.

Region: QLD

Elements: H35 Strathmore No 2 132 kV bus
Duration: 1300 hrs 16/03/2025 until further notice
Constraint set(s) invoked: NIL

Manager NEM Real Time Operations
     
125699RESERVE NOTICE16/03/2025 10:53:43 AM

PDPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 16/03/2025

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 125697 has been updated at 1045 hrs to the following:

From 1700 hrs 16/03/2025 to 1830 hrs 16/03/2025.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 656 MW.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.

Manager NEM Real Time Operations
     
125697RESERVE NOTICE16/03/2025 09:28:54 AM

PDPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 16/03/2025

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following Period:


[1.] From 1730 hrs 16/03/2025 to 1800 hrs 16/03/2025.
The forecast capacity reserve requirement is 1105 MW.
The minimum capacity reserve available is 1017 MW.


AEMO is seeking a market response.

AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.


Manager NEM Real Time Operations
     
125692RESERVE NOTICE15/03/2025 06:36:39 PM

Cancellation of Actual (LOR1) condition in the NSW region - 15/03/2025

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the NSW region - 15/03/2025

The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.125691 is cancelled at 1835 hrs 15/03/2025.

Manager NEM Real Time Operations
     
125691RESERVE NOTICE15/03/2025 05:42:35 PM

Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 15/03/2025

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 15/03/2025

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 1830 hrs

The capacity reserve requirement is 1642 MW
The minimum capacity reserve available is 1550 MW

Manager NEM Real Time Operations
     
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