Commodity Demand — NSW1 — Tuesday 5 May 2026

NSW spot price sits at $134.88/MWh with demand at 7,913 MW as of 06:30 AEST, and the price-demand relationship across today's trading intervals tells a clear story: every major demand surge has produced a proportional pricing response. The day's trajectory followed a textbook autumn weekday shape — demand troughed near 5,450 MW in the early hours (prices holding in the $66–72/MWh range), then climbed sharply through the morning ramp, peaking at 9,183 MW at 19:00 AEST where prices reached $128.75/MWh, before easing to the current level as demand retreats from that peak. The most price-sensitive transition came between 16:30 and 17:00 AEST, when demand accelerated from approximately 6,710 MW through 8,600 MW across the morning ramp, driving prices from the high $70s up through the $116–$152/MWh band — the session high of $152.27/MWh printed at 17:00 AEST when demand touched 8,682 MW.

Price forecasts for the next two half-hour intervals (07:00 and 07:30 AEST) are centred around $120–135/MWh, consistent with current spot, as demand sits in the 7,900 MW zone and the evening ramp continues to build. The forecast series for the 07:00 AEST interval has progressively firmed through the day — early estimates around $114–118/MWh have been revised upward to $134–137/MWh in the most recent runs, reflecting tighter supply conditions as demand rises. The current 7,913 MW demand level represents a 460 MW increase over just the past 30 minutes, and if that trajectory continues toward the 8,000–8,200 MW range typical of a Wednesday evening peak, prices are likely to remain at or above current levels through the next two to three intervals.

An active Directlink outage notice (Leg 3 of Directlink offline since 02:30 AEST) constrains the N-Q-MNSP1 interconnector under constraint set N-MBTE_1, limiting the NSW region's ability to draw on Queensland imports and tightening the effective supply stack during demand peaks. This interconnector restriction is a contributing factor to the elevated and sticky price behaviour in the $116–135/MWh band that has persisted since 16:30 AEST, well above where unconstrained prices would likely settle. Load shifting into the overnight trough — where load windows indicate prices in the $10–40/MWh range between 09:00 and 13:00 AEST — represents a saving of $90–125/MWh against current conditions for flexible demand participants.