Market Notices

91924SETTLEMENTS RESIDUE24/10/2021 11:05:39 AM

[EventId:202110241105_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 24 October 2021 11:05

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1105 hrs on 24 October 2021

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 24 October 2021.

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 1105 hrs on 24 October 2021.

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.
     
91923RESERVE NOTICE24/10/2021 10:43:01 AM

STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 28/10/2021

AEMO ELECTRICITY MARKET NOTICE

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

[1.] From 0600 hrs 28/10/2021 to 0700 hrs 28/10/2021.
The forecast capacity reserve requirement is 184 MW.
The minimum capacity reserve available is 159 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



     
91922RESERVE NOTICE24/10/2021 09:17:33 AM

PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the Qld Region on 24/10/2021

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the Qld region advised in AEMO Electricity Market Notice No.91914 is cancelled at 0900 hrs 24/10/2021

Manager NEM Real Time Operations


     
91921RESERVE NOTICE24/10/2021 05:52:31 AM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region beginning on 27/10/2021.

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 91907 is cancelled at 0600 hrs 24/10/2021.

No LOR2 condition is currently forecast in the STPASA period.

AEMO Operations

     
91920RECLASSIFY CONTINGENCY23/10/2021 09:34:25 PM

Cancellation of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV line in NSW1 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: NSW1

Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV

Cancellation time: 23/10/2021 21:34

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 91908

Auto-generated on behalf of Manager NEM Real Time Operations
     
91919RECLASSIFY CONTINGENCY23/10/2021 09:09:25 PM

Cancellation of a Non-Credible Contingency Event: Lismore - Dunoon 9U6 132kV line and Lismore - Dunoon 9U7 132kV line in NSW1 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: NSW1

Lines: Lismore - Dunoon 9U6 132kV and Lismore - Dunoon 9U7 132kV

Cancellation time: 23/10/2021 21:09

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 91915

Auto-generated on behalf of Manager NEM Real Time Operations
     
91918RECLASSIFY CONTINGENCY23/10/2021 08:59:25 PM

Cancellation of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 132 kV line in QLD1 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: QLD1

Lines: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV

Cancellation time: 23/10/2021 20:59

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 91909

Auto-generated on behalf of Manager NEM Real Time Operations
     
91917RECLASSIFY CONTINGENCY23/10/2021 07:09:25 PM

Cancellation of a Non-Credible Contingency Event: Collinsville North - Proserpine No.7125 132 kV line and Collinsville North - Proserpine No.7126 132 kV line in QLD1 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: QLD1

Lines: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV

Cancellation time: 23/10/2021 19:09

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 91911

Auto-generated on behalf of Manager NEM Real Time Operations
     
91916RECLASSIFY CONTINGENCY23/10/2021 07:09:26 PM

Cancellation of a Non-Credible Contingency Event: Collinsville Nth-Clare Sth Tee King Creek 7128 132kV line and Strathmore-Clare South 7208 132kV line in QLD1 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: QLD1

Lines: Collinsville Nth-Clare Sth Tee King Creek 7128 132kV and Strathmore-Clare South 7208 132kV

Cancellation time: 23/10/2021 19:09

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 91910

Auto-generated on behalf of Manager NEM Real Time Operations
     
X
Cookies help us improve your website experience.
By using our website, you agree to our use of cookies.
Confirm