Market Notices

82353RESERVE NOTICE24/01/2021 08:13:52 PM

Cancellation of Actual (LOR1) condition in the SA region - 24 Jan 2021

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the SA region - 24 Jan 2021

The Actual LOR1 Condition in the SA Region advised in AEMO Electricity Market Notice No.82347 is cancelled at 1910 hrs 24 Jan 2021

Manager NEM Real Time Operations
     
82352RECLASSIFY CONTINGENCY24/01/2021 07:59:10 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: 24/01/2021 19:59

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 82350

Auto-generated on behalf of Manager NEM Real Time Operations
     
82351RESERVE NOTICE24/01/2021 07:14:14 PM

Cancellation of Actual (LOR2) condition in the SA region - 24 Jan 2021

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR2) condition in the SA region - 24 Jan 2021

The Actual LOR2 Condition in the SA Region advised in AEMO Electricity Market Notice No.82349 is cancelled at 1910 hrs 24/01/2021

Manager NEM Real Time Operations
     
82350RECLASSIFY CONTINGENCY24/01/2021 06:55:35 PM

Reclassification 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

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: NSW1

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

Duration: 24/01/2021 18:55 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
82349NON-CONFORMANCE24/01/2021 06:44:54 PM

Actual Lack Of Reserve Level 2 (LOR2) in the SA region - 24 jan 2021

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 2 (LOR2) in the SA region - 24 jan 2021

An Actual LOR2 condition has been declared for theSA] region from 1840 hrs.
The Actual LOR2 condition[is forecast to exist until 1900 hrs.

The capacity reserve required is 222 MW
The minimum reserve available is 213 MW

AEMO is seeking an immediate market response.

An insufficient market response may require AEMO to implement a AEMO intervention event.

Manager NEM Real Time Operations
     
82348POWER SYSTEM EVENTS24/01/2021 06:29:56 PM

Non-credible contingency event - SA region - 24/01/2021

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - SA region - 24/01/2021

At 1646 hrs the following Lines tripped in the SA region

Tailem Bend - Cherry Gardens 275 kV Line

Cherry Gardens - Mount Barker South 275 kV Line

Cherry Gardens - Mt Barker 132 kV Line


AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

The cause of this non credible contingency has been being identified.

Constraint Set S-CGTB1 invoked from 1655 hrs

Manager NEM Real Time Operations


     
82347RESERVE NOTICE24/01/2021 05:44:05 PM

Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 24 Jan 2021

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 24 Jan 2021

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the SA region from 1740 hrs.

The Actual LOR1 condition [is forecast to exist until 2000 hrs.
The capacity reserve requirement is 420 MW
The minimum capacity reserve available is 240 MW

Manager NEM Real Time Operations
     
82346PRICES UNCHANGED24/01/2021 05:14:59 PM

[EventId:202101241650_confirmed] Prices for interval 24-Jan-2021 16:50 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1710 hrs on 24 January 2021

PRICES ARE NOW CONFIRMED for dispatch interval 24-Jan-2021 16:50.

In accordance with Market Notice 82333 AEMO has reviewed this dispatch interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.
     
82345PRICES UNCHANGED24/01/2021 05:14:09 PM

[EventId:202101241710_confirmed] Prices for interval 24-Jan-2021 17:10 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1710 hrs on 24 January 2021

PRICES ARE NOW CONFIRMED for dispatch interval 24-Jan-2021 17:10.

In accordance with Market Notice 82339 AEMO has reviewed this dispatch interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.
     
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