Market Notices

53998RECLASSIFY CONTINGENCY19/06/2016 10:20:51 AM

Cancellation of the Reclassification of a Non-Credible Contingency Event: Collinsville North - Mackay Tee Proserpine 7125 and 7126 132kV Lines in Queensland due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of the Reclassification of a Non-Credible Contingency Event: Collinsville North - Mackay Tee Proserpine 7125 and 7126 132kV Lines in Queensland due to Lightning.

Refer AEMO Electricity Market Notice 53992

There is no longer any lightning activity in the vicinity of the Collinsville North - Mackay Tee Proserpine 7125 and 7126 132kV Lines.

AEMO has cancelled the reclassification of the simultaneous trip of those circuits as a credible contingency event at 1015 hrs.


Manager NEM Real Time Operations
53997RECLASSIFY CONTINGENCY19/06/2016 06:59:19 AM

Cancellation of the Reclassification of a Non-Credible Contingency Event: Collinsville - Stoney Ck 7306 and Collinsville - Newlands 7121 132 kV Lines in Qld Region due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of the Reclassification of a Non-Credible Contingency Event: Collinsville - Stoney Ck 7306 and Collinsville - Newlands 7121 132 kV Lines in Qld Region due to Lightning.

Refer to AEMO Electricity Market Notice 53993


There is no longer any lightning activity in the vicinity of the Collinsville - Stoney Ck 7306 and Collinsville - Newlands 7121 132 kV Lines

AEMO has cancelled the reclassification of the simultaneous trip of those circuits as a credible contingency event from 0650 hrs.

Manager NEM Real Time Operations


53996RECLASSIFY CONTINGENCY19/06/2016 06:59:57 AM

Cancellation of the reclassification of a Non Credible Contingency event: Kemmis-Moranbah Tee Burton Downs 7117 and Nebo-Moranbah Tee Coppabella 7118 132kV lines in Queensland.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of the reclassification of a Non Credible Contingency event: Kemmis-Moranbah Tee Burton Downs 7117 and Nebo-Moranbah Tee Coppabella 7118 132kV lines in Queensland.


Refer AEMO Electricity Market Notice 53994

Lightning activity has ceased in the vicinity of the Kemmis-Moranbah Tee Burton Downs 7117 and Nebo-Moranbah Tee Coppabella 7118 132kV lines.

AEMO has cancelled the declaration of the simultaneous trip of those circuits as a credible contingency event at 0650 hrs.



Manager NEM Real Time Operations
53995RECLASSIFY CONTINGENCY19/06/2016 07:00:30 AM

Cancellation of the Reclassification of a Non-Credible Contingency Event: Ross - Chalumbin 857 and 858 275kV Lines in Queensland due to Lightning

AEMO ELECTRICITY MARKET NOTICE

Cancellation of the Reclassification of a Non-Credible Contingency Event: Ross - Chalumbin 857 and 858 275kV Lines in Queensland due to Lightning

Refer to AEMO Electricity Market Notice No. 53991

There is no longer any lightning activity in the vicinity of the Ross - Chalumbin 857 and 858 275kV Lines.

AEMO has cancelled the reclassification of the simultaneous trip of those circuits as a credible contingency event at 0650 hrs Sunday, 19 June 2016.


Manager NEM Real Time Operations

53994RECLASSIFY CONTINGENCY19/06/2016 04:46:34 AM

Reclassification of a Non-Credible Contingency Event: Kemmis - Moranbah Tee Burton Downs 7117 and Nebo - Moranbah Tee Coppabella 7118 132 kV Lines in Queensland due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event: Kemmis - Moranbah Tee Burton Downs 7117 and Nebo - Moranbah Tee Coppabella 7118 132 kV Lines in Queensland due to Lightning.

Lightning is occurring near the Kemmis - Moranbah Tee Burton Downs 7117 and Nebo - Moranbah Tee Coppabella 7118 132 kV Lines.

AEMO considers the simultaneous trip of those circuits to now be more likely.

Therefore AEMO has reclassified this as a credible contingency event from 0445 hrs 19/06/16 until further notice.


Manager NEM Real Time Operations
53993RECLASSIFY CONTINGENCY19/06/2016 03:38:00 AM

Reclassification of a Non-Credible Contingency Event: Collinsville - Stoney Ck 7306 and Collinsville - Newlands 7121 132 kV Lines in Qld Region due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event: Collinsville - Stoney Ck 7306 and Collinsville - Newlands 7121 132 kV Lines in Qld Region due to Lightning.

Lightning is occurring near the Collinsville - Stoney Ck 7306 and Collinsville - Newlands 7121 132 kV Lines.

AEMO considers the simultaneous trip of those circuits to now be more likely.

AEMO has reclassified the simultaneous trip of those circuits to be a credible contingency event from 0335 hrs 19/06/16 until further notice.

Manager NEM Real Time Operations
53992RECLASSIFY CONTINGENCY19/06/2016 03:37:35 AM

Reclassification of a Non-Credible Contingency Event: Collinsville North - Mackay Tee Proserpine 7125 and 7126 132 kV Lines in Queensland due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event: Collinsville North - Mackay Tee Proserpine 7125 and 7126 132 kV Lines in Queensland due to Lightning.

Lightning is occurring near the Collinsville North - Mackay Tee Proserpine 7125 and 7126 132 kV Lines.

AEMO considers the simultaneous trip of those circuits to now be more likely.

Therefore AEMO has reclassified this as a credible contingency event from 0335 hrs 19/06/16 until further notice.


Manager NEM Real Time Operations
53991RECLASSIFY CONTINGENCY19/06/2016 03:01:21 AM

Reclassification of a Non-Credible Contingency Event: Ross - Chalumbin 857 and 858 275 kV Lines in Queensland due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event: Ross - Chalumbin 857 and 858 275 kV Lines in Queensland due to Lightning.

Lightning is occurring near the Ross - Chalumbin 857 and 858 275 kV Lines.

AEMO considers the simultaneous trip of those circuits to now be more likely.

Therefore AEMO has reclassified this as a credible contingency event from 0300 hrs 19/06/2016 until further notice.


Manager NEM Real Time Operations
53964RECLASSIFY CONTINGENCY14/06/2016 11:26:00 AM

Cancellation - Reclassification of the loss of Wagga 132kV B bus, the No2 and the No3 330/132kV transformers in NSW region.

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Reclassification of the loss of Wagga 132 kV B bus, the No 2 and the No 3 330/132 kV transformers in NSW region - 14/06/2016.

Refer to Electricity Market Notice 53874 and 53888

Based on advice from the asset owner the circumstances that existed in relation to the tripping of the Wagga substation 132 kV B bus, the No2 and the No3 330/132 kV transformers have now been addressed

Therefore AEMO no longer considers the simultaneous trip of the Wagga substation 132 kV B bus, the No2 and the No3 330/132 kV transformers to be a credible contingency event from 1055 hrs 14/06/2016 .

Manager NEM Real Time Operations
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