Tariffs Recent Filings PGA Summaries Iowa Electric Workshops Supplemental Information Electric Gas Btu Factors Cost of Gas Distribution Charges Energy Efficiency Exit Fees Firm Supply Standby Service Gas Retention Factors Imbalance Cashout Rates Imbalance Charges Interruptible Commodity Prices ISR Margin Manufactured Site Clean-Up RTP Illinois Rider 17 Customer Generation

Supplemental Information Gas Btu Factors 2008 2007 2006 Cost of Gas Distribution Charges Energy Efficiency Exit Fees 2008 2007 2006 Firm Supply Standby Service 2008 2007 2006 Gas Retention Factors Imbalance Cashout Rates 2008 - Monthly and Daily 2007 - Monthly and Daily 2006 - Monthly and Daily Imbalance Charges Interruptible Commodity Prices 2008 2007 2006 ISR Margin Manufactured Site Clean-Up Adobe Acrobat Reader is required to view PDF files and is available to download at no charge. For Your Home | For Your Business | Safety | Rates | Energy Efficiency | Economic Development | Environmental Efforts About Us | Careers | News Room | Storm Center | Wind Energy | Contact | Streetlight Repair Request | System Outage Watch | Energy Choice | For Contractors | For Landlords | ©2008 MidAmerican Energy Holdings Company. All rights reserved.