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Energy imbalance market

The energy imbalance market extends the ISO real-time market to other balancing authorities in the west. In October 2014, EIM goes live with PacifCorp, with customers in six states. Filings were made at FERC and the PUCN (Nevada) on April 16 to bring NV Energy and its customers into EIM in October 2015.

 

Initiative status

Implementation

Fully binding operations implemented: November 1, 2014
Parallel operations implemented: October 1, 2014
Board of Governors implementation approval: September 18, 2014

Design

FERC approval: June 19, 2014
Tariff amendment filing: February 28, 2014
Board of Governors approval: November 7, 2013

Governance

Board of Governors appointed Transitional Committee members: May 30, 2014

Entity implementation agreements

NV Energy FERC filing: April 16, 2014
PacifiCorp FERC approval: June 28, 2013

FERC filings and orders

  • Nov 13, 2014 Petition for waiver - EIM - docket no ER15-402
  • Feb 28, 2014 Tariff amendment - energy imbalance market (ER14-1386-000)
  • Jul 23, 2014 Tariff amendment - energy imbalance market enhancements - docket no ER14-2484-000
  • Sep 10, 2014 Tariff amendment - EIM congestion offset correction - docket no ER14-2834

Key documents

Governance development

Implementation

Tariff development

Policy development