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Supplemental Information Electric: Manufactured Site Clean-Up MidAmerican Energy Company Electric Rates Rider 14 Manufactured Site Clean-Up Charge Illinois ($/kWh) Effective Date Rate 9 Rate 10 Rates 22, SSE & STE Rates 42, SSD & STD Rates 43 & LS Rates 46 & LP Rate 45 Rates 41 & P Rates 53 & SS 01/01/96 .00028 .00028 .00025 .00018 .00025 .00028 .00025 .00015 .00012 01/01/97 .00137 .00125 .00113 .00081 .00116 .00169 .00109 .00060 .00058 01/01/98 (.00002) (.00003)* .00007 (.00002) .00109 (.00051) .00013 .00008 (.00001) 01/01/99 (.00002) (.00008) (.00004) (.00004) .00076 (.00018) (.00004) (.00009) (.00004) 01/01/00 .00009 .00009* .00006 .00002 .00008 .00022 .00006 .00006 .00001 01/01/01 (.00006) (.00001)* (.00001) (.00005) .00023 .00003 (.00001) .00001 .00000 01/01/02 (.00046) (.00045)* (.00036) (.00033) (.00042) (.00040) (.00079) (.00016) (.00029) 01/01/03 (.00006) (.00002)* .00000 (.00002) .00004 .00003 (.00005) (.00001) (.00001) 01/01/04 .00038 (.00003)* .00010 .00007 .00039 .00018 (.00063) (.00007) (.00019) 03/01/04 .00000 .00000* .00000 .00000 .00000 .00000 .00000 .00000 .00000 05/01/04 .00048 .00000* .00020 .00012 .00124 .00037 (.00088) (.00009) (.00024) 07/01/04 .00000 .00000* .00000 .00000 .00000 .00000 .00000 .00000 .00000 09/01/04 .00011 .00000* .00000 .00000 (.00022) .00010 .00016 .00000 .00000 11/01/04 .00000 .00000* .00000 .00000 .00000 .00000 .00000 .00000 .00000 02/28/05 Application of the Illinois Manufactured Gas Plant (Rider 14) factors have ended. * This factor will also be applied to residential water heating (Rate 51) and residential time-of-day (Rate 11) sales. Sales made to these rates are two small for separate calculation. 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.