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JOINTLY OWNED UTILITY FACILITIES (Tables)
12 Months Ended
Dec. 31, 2011
JOINTLY OWNED UTILITY FACILITIES  
Schedule of WPS's share of significant jointly owned electric generating facilities

 

 

(Millions, except for percentages and megawatts)

 

Weston 4

 

Columbia Energy Center
Units 1 and 2

 

Edgewater
Unit No. 4

 

Ownership

 

70.0%

 

31.8%

 

31.8%

 

WPS’s share of rated capacity (megawatts)

 

374.5

 

335.2

 

105.0

 

Utility plant in service

 

$573.3

 

$167.8

 

$39.8

 

Accumulated depreciation

 

$78.5

 

$106.6

 

$25.4

 

In-service date

 

2008

 

1975 and 1978

 

1969