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Energy Cost
Adjustment (ECA): |
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The cost of fuel and purchased power recovered through a Board or Commission approved adjustment clause. Also known as Energy Adjustment Clause (EAC), Fuel Adjustment Clause (FAC), or Fuel Cost Adjustment (FCA). |
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Retail: |
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Regular sales to customers in accordance with
MidAmerican Energy Company's residential or general service tariffs. |
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Wholesale: |
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Sales to municipalities that resell the power to their customers. |
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IPS: |
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Iowa Public Service Company was the predecessor electric company in the Sioux City area (now called the North System). |
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Iowa Power: |
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Iowa Power was the predecessor electric company in the Des Moines area (now called the South System). |
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Iowa-Illinois: |
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Iowa-Illinois Gas and Electric Company was the predecessor electric company in the Davenport area (now called the East System). |
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West System: |
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The combined North and South (former
Iowa Power and IPS) electric territories. |
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East System: |
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The former Iowa-Illinois electric territory. |
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North System: |
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The former
IPS electric territory. |
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South System: |
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The former Iowa Power electric territory. |
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