1. CAISO Gas-Electric Operations Coordination Overview Greg Van Pelt Brad Bouillon November 13, 2012

2. Increased awareness for gas-electric operations –Communication triggers Adverse or Off-normal operations Planned maintenance outages Daily operational changes –Jointly developed procedure CISO 4120 – Gas Transmission Pipeline De-rates or Outages http://www.caiso.com/Documents/4120.pdf Page 2

3. Regular interface promotes effective communications –Spring/Fall preparedness When held and why Who attends/invited What discussed –Outage planning and coordination When –Bi-weekly teleconference –Quarterly face-to-face Who participates What discussed Page 3

4. Regular interface promotes effective emergency communications –Daily operations contact Forecast burn rate Changes from forecast in real-time Adverse or off-normal conditions –Confidentiality issues? Page 4

5. Impact of FERC Order 587 combined with COM-002 R 1.1 Best way to comply with ultra-inclusive requirement given gas transmission provider notifications Page 5