Market Surveillance Committee

Power Pools & ISOs: Monitoring Market Power in a Restructured Industry

THE CALIFORNIA DEBATE OVER ELECTRIC RESTRUCTURING IS now nearly four years old. And though it is nearing its final stages (the opening is now set for March 31), some of the most important questions as to how this will work in practice are just emerging.

The original bargain had called for the state's three large investor-owned utilities to vest basic control of their transmission networks in the new independent system operator in exchange for maintaining combined ownership of generation and transmission assets (and for a good level of assured stranded cost recovery).