On the ICE, electricity day-ahead prices were all over the place in observed North American ISOs by the third week of November when compared to the previous month. From October2014 to November 2014, electricity day-ahead prices decreased in CAISO SP-15 and ERCOT (Texas) by 1% to $49.33 and 5% to $ 35.94 USD/MWh, respectively. On the other hand, PJM and NYISO day-ahead prices went up by 16% to $48.68 USD/MWh and by 1% to $42.17 USD/MWh, respectively. Cold temperatures in the Northeast could be responsible for boosting the demand and, consequently, pushing the prices higher compared to the rest of the country.
Comparing day-ahead pricing of November 2013 with November 2014, CAISO SP-15, PJM, and ERCOT, increased 13%, 20%, and 17%, respectively. Meanwhile, NYISO day-ahead prices dropped by 16% in comparison to the previous year.
Data Sources: ICE | Effective Date: December 01, 2014