Tariffs Recently Approved Tariffs 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 2009 2008 2007 Cost of Gas Distribution Charges Energy Efficiency Exit Fees 2009 2008 2007 Firm Supply Standby Service 2009 2008 2007 Gas Retention Factors Imbalance Cashout Rates 2009 - Monthly and Daily 2008 - Monthly and Daily 2007 - Monthly and Daily Imbalance Charges Interruptible Commodity Prices 2009 2008 2007 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 | ©2009 MidAmerican Energy Holdings Company. All rights reserved.