Market report for Thursday, 11 October: Lightning in SE Qld corridor, $10,000 energy prices, negative QNI settlement residues cause $3000-plus spikes: negative QNI settlement residues cause $3000-plus spikes: Average prices up 2-20pc to $36.42-$131.84/MWh range on rising demand

With lightning activity continuing in a south-eastern Queensland corridor from Bulli Creek to Calvale, $10,000 overconstrained energy prices and negative settlement residues exceeding the QNI interconnector threshold, Queensland had spikes for the eighth day in a row with a top price exceeding $3000/MWh for the second successive day. Average prices rose 2-20 per cent to a range of $36.42-$131.84/MWh. System-wide maximum demand was up 805MW (3.1 per cent) with rises in all regions except Tasmania.