Western spot prices were mixed as projected demand differed acrossrnthe regions. California and the Southwest were up on strengtheningrndemand, while the Northwest was down as demand softened.rnSP15 on-peak climbed $3.75 to near $36/MWh on thernIntercontinental Exchange in afternoon trading for Tuesday delivery.rnOff-peak rose $2.25 to around $29.50/MWh. Balance-of-the-weekrnon-peak was near $42.50/MWh.
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