Under the new market structure, PG&E implemented a process to encourage shippers to balance their supplies with their loads during times when the integrity of the pipeline is threatened. The following terms and concepts are explained to help you understand the process:

• OFO Overview
• Core Procurement's Involvement in the Balancing Process
• Impact of OFOs on Market Center Services
• Impact of OFOs on PG&E Receipt Points
• Involuntary Diversion - Glossary Definition
• OFO Defined
• OFO/EFO Compliance
• OFO/EFO Noncompliance Charges
• OFO Noncompliance Charge Proceeds
• OFO Notices
• OFO Tolerance Bands and Associated Noncompliance Charges
• Pipeline Inventory - Glossary Definition
• Storage Assets Available for Balancing and Market Center
• Supply and Demand Forecast and OFO FAQ
• Supply Forecast
• Typical Inventory Trend

Your California Gas Transmission Account Services Representatives are also available to answer questions. If you would like additional information about OFOs, please refer to the OFO Settlement and gas Rule 14 (pdf document formats).