Tag Archives: CAISO

Wholesale Electricity Market Developments in the U.S.

Significant developments have occurred recently in wholesale electricity markets in the lower Midwest and Western regions of the U.S. Earlier this week, the Federal Energy Regulatory Commission approved a substantial expansion of the Southwest Power Pool (SPP).  SPP is a FERC-regulated Regional Transmission Organization that administers the grid across a nine-state footprint in the south … Continue Reading

FERC Approves CAISO Rule Change Designed to Avoid “Over Generation” Problems

FERC recently approved the California ISO’s (CAISO) proposal to lower a bidding floor to more efficiently address a growing “over generation” problem due in part to increasing “variable energy” (i.e., typically renewable) resources.  A bit of background is needed to understand the problem and the solution. CAISO operates two bid-based energy spot markets to secure … Continue Reading
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