On the ICE, March 2015 day-ahead peak electricity prices in eastern United States began to ebb as of March 11, 2015, in PJM, represented by APS Zone and NYISO, as represented by Zone A prices. PJM APS Zone prices rose from 42 USD/MWh on March 4 to 48 USD/MWh on March 6, with prices averaging at 45 USD/MWh throughout the rest of March.
Prices at NYISO Zone A also averaged at 38 USD/MWh throughout the month. Similarly, CAISO prices remained relatively flat throughout the month, hovering at 33 USD/MWh. On the other hand, prices slightly increased in ERCOT North 345KV from 28 USD/MWh on March 4 to 32 USD/MWh on March 9, stabilizing to 31 USD/MWh for the rest of the month. Warmer weather in all observed regions put downward pressure on prices this month.
Data Sources: ICE