Australian Energy Market Operator executive David Swift admitted to Senate committee there was an error in South Australia forecast

The Australian Energy Market Operator says it was not asleep at the wheel after another electricity shortage in South Australia on Wednesday caused blackouts for 40,000 people.

Senior managers from the electricity market operator faced combative questioning about their management of the South Australian weather event during a Senate committee hearing in Canberra on Friday.

Related: NSW could face power shortages as temperature rises on energy policy

Related: Extreme heat brings health, fire and power cut warnings across south-eastern Australia

Related: Energy companies withholding supply to blame for July price spike, report finds

Continue reading…