Market Notices

59970RECLASSIFY CONTINGENCY21/11/2017 08:44:04 PM

Cancellation of a Non-Credible Contingency Event: Eildon - Mt Beauty No. 1 and No. 2 220kV lines in VIC 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: VIC

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

Cancellation time: 21/11/2017 2040 hrs
Constraint set(s) revoked: Nil

Refer AEMO Electricity Market Notice 59956

Manager NEM Real Time Operations
59969NON-CONFORMANCE21/11/2017 06:10:16 PM

NON-CONFORMANCE Region SA1 Tuesday, 21 November 2017

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE SA1 Region Tuesday, 21 November 2017

AEMO declared a schedule generating unit non-conforming

Unit: TORRB4
Duration: 21/11/2017 18:00 to 21/11/2017 18:10
Amount: -16 MW
Constraint: NC-S_TORRB4

Auto-generated on behalf of Manager NEM Real Time Operations
59968RECLASSIFY CONTINGENCY21/11/2017 05:53:17 PM

Reclassification of a Non-Credible Contingency Event: Chinchilla - Columboola No.7349 and No.7350 132kV lines in QLD 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: QLD

Lines: Chinchilla - Columboola No.7349 and No.7350 132kV lines

Duration: 21/11/2017 17:50 until further notice
Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
59967RECLASSIFY CONTINGENCY21/11/2017 05:52:58 PM

Reclassification of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 and No.7183 132kV lines in QLD 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: QLD

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

Duration: 21/11/2017 17:50 until further notice
Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
59966RECLASSIFY CONTINGENCY21/11/2017 05:45:28 PM

Reclassification of a Non-Credible Contingency Event: Ross - Chalumbin No.857 and No.858 275kV lines in QLD 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: QLD

Lines: Ross - Chalumbin No.857 and No.858 275kV lines

Duration: 21/11/2017 17:40 until further notice
Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
59965RESERVE NOTICE21/11/2017 05:40:27 PM

Cancellation of Actual (LOR1) condition in the Vic region - 21/11/2017

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the Vic region - 21/11/2017

The Actual LOR1 Condition in the Vic Region advised in AEMO Electricity Market Notice No.59963 is cancelled at 1730 hrs 21/11/2017.


Manager NEM Real Time Operations
59964NON-CONFORMANCE21/11/2017 04:35:09 PM

NON-CONFORMANCE Region QLD1 Tuesday, 21 November 2017

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Tuesday, 21 November 2017

AEMO declared a schedule generating unit non-conforming

Unit: TARONG#2
Duration: 21/11/2017 16:30 to 21/11/2017 16:35
Amount: -8 MW
Constraint: NC-Q_TARONG#2

Auto-generated on behalf of Manager NEM Real Time Operations
59963RESERVE NOTICE21/11/2017 04:21:26 PM

Actual Lack Of Reserve Level 1 (LOR1) in the Vic Region.- 21/11/2017

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the Vic Region.- 21/11/2017

An Actual LOR1 condition has been declared for the Vic Region from 1600 hrs.

The Actual LOR1 condition is forecast to exist until 1700 hrs

The contingency capacity reserve required is 1154 MW

The minimum reserve available is 1109 MW


Manager NEM Real Time Operations






59962RESERVE NOTICE21/11/2017 04:46:39 PM

STPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the Victoria Region on 23 - 24/11/2017

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the Vic region advised in AEMO Electricity Market Notice No. 59958 has been updated at 1600 hrs 21/11/2017 to the following:

From 1500 hrs to 1730 hrs on 23/11/2017.
The contingency capacity reserve required is 1154 MW.
The minimum reserve available is 943 MW.

Harmohan Singh
AEMO Operations
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