US Power Update: Prices Show Wide Regional Swings, With PJM Above $500/MWh
US electricity markets saw wide price swings, with locational marginal prices varying sharply across regions as power demand shifted.The Independent Electricity System Operator led the markets at 5 p.m. ET with a locational marginal price of $36.47 per megawatt-hour, compared with $30/MWh for the Independent System Operator of New England, which posted the lowest price at that hour.For intraday peaks, PJM Interconnection reached $518.41/MWh at 1:35 p.m. ET, while the IESO recorded the lowest locational marginal price at $0/MWh at 2:45 a.m. ET.The National Weather Service's Climate Prediction Center forecasts above-normal temperatures across most of the US from Sept. 29-Oct. 5, with near-normal readings in some areas of the West.