APS BEGINS PARTICIPATION IN FLEXIBLE, REGIONAL MARKET TO SAVE CUSTOMERS MONEY

October 03, 2016

From an APS news release:

On Oct. 1, three energy traders from Arizona Public Service Co. sat in front of 24 computer screens and successfully completed their first transaction as a participant in the western regional Energy Imbalance Market (EIM). While doing business with other utilities isn’t new for APS, the EIM enables the company to buy and sell power in increments as small as five minutes, garnering efficiencies that are not possible with traditional hour-ahead trading practices. APS expects this difference in trading efficiency could result in savings between $7 million and $18 million a year for customers. More...

Energy Imbalance Market Q&A


Three of APS’s power traders at work on the company’s Marketing and Trading floor.