COMMONLY OWNED FACILITIES (Tables)

12 Months Ended

Dec. 31, 2015

Iatan

COMMONLY OWNED FACILITIES

Schedule of property, plant and equipment

        At December 31, 2015 and 2014, our property, plant and equipment accounts included the amounts in the following chart (in millions):

Iatan	2015		2014
Cost of ownership in plant in service	$	380.2	$	373.3
Accumulated Depreciation	$	105.3	$	99.1
Expenditures(1)	$	26.9	$	27.8

(1)Recognized in operating, maintenance, and fuel expenditures excluding depreciation expense.

State Line Combined Cycle Unit

COMMONLY OWNED FACILITIES

Schedule of property, plant and equipment

        At December 31, 2015 and 2014, our property, plant and equipment accounts included the amounts in the following chart (in millions):

State Line Combined Cycle Unit	2015		2014
Cost of ownership in plant in service	$	163.0	$	161.5
Accumulated Depreciation	$	43.5	$	40.0
Expenditures(1)	$	40.7	$	47.1

(1)Recognized in operating, maintenance, and fuel expenditures excluding depreciation expense.

Plum point

COMMONLY OWNED FACILITIES

Schedule of property, plant and equipment

        At December 31, 2015 and 2014, our property, plant and equipment accounts included the amounts in the following chart (in millions):

Plum Point Energy Station	2015		2014
Cost of ownership in plant in service	$	109.1	$	108.3
Accumulated Depreciation	$	11.9	$	9.4
Expenditures(1)	$	9.6	$	8.1

(1)Recognized in operating, maintenance and fuel expenditures excluding depreciation expense.