Power prices soared double digits throughout the West Feb. 11 as frigid arctic air brought winter weather warnings Receive daily email alerts, subscriber notes & personalize your experience. Register Now Power prices throughout the West Feb. 11 reached their highest prices so far in 2021, for Feb. 13 and Feb. 14 delivery, as the US National Weather Service forecast cold arctic air to have widespread impacts throughout the country. Prices in California climbed double digits: SP15 on-peak jumped about $32.50 to trade around $76/MWh, and NP15 rose about $28.50 to trade at $74.75/MWh. Natural gas prices in the region also rose significantly. SoCal city-gates swelled $6.31 to trade at $11.27/MMBtu and Opal Kern River inclined $5.91 to trade at $10.40/MMBtu. California Independent System Operator hydropower generation slid 6.30% to 21.2 GWh, thermal power saw even bigger declines, down 15.4% to 204.4 GWh, further placing upward pressure […]