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: 05/09/2026 11:43 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