WEM Dispatch Prices (Full History)

Full history of WEM half-hour reference trading prices from September 2023, updated monthly. Each row represents one 30-minute trading interval with two columns: trading_interval (timestamp) and reference_price_aud_mwh (AUD/MWh). Accessible via the data portal and API for Analyst and Professional subscribers. Use the free 2-column sample to verify format compatibility before subscribing.