CONDENSED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions	Sep. 30, 2019	Dec. 31, 2018
Cash and Cash Equivalents, at Carrying Value	$ 13.2	$ 0.0
CURRENT ASSETS
Accounts receivable, less reserve of $1.7 and $1.7, respectively	226.5	172.9
Accrued unbilled revenues	87.6	62.6
Advances to parent	217.0	319.5
Fuel inventories	43.6	57.6
Materials and supplies, at average cost	93.5	126.7
Fuel clause under recoveries	48.7	2.0
Other	16.6	25.5
Total current assets	746.7	766.8
OTHER PROPERTY AND INVESTMENTS	4.9	5.0
PROPERTY, PLANT AND EQUIPMENT
In service	12,656.0	11,988.7
Construction work in progress	125.2	376.4
Total property, plant and equipment	12,781.2	12,365.1
Less: accumulated depreciation	3,826.1	3,727.4
Net property, plant and equipment	8,955.1	8,637.7
DEFERRED CHARGES AND OTHER ASSETS
Regulatory assets	304.7	285.8
Other	8.3	9.2
Total deferred charges and other assets	313.0	295.0
TOTAL ASSETS	10,019.7	9,704.5
CURRENT LIABILITIES
Accounts payable	149.4	215.0
Customer deposits	82.7	83.6
Accrued taxes	60.6	44.0
Accrued interest	35.7	44.5
Accrued compensation	24.5	33.8
Long-term debt due within one year	0.0	250.0
Fuel clause over recoveries	2.2	0.3
Other	75.8	86.8
Total current liabilities	430.9	758.0
LONG-TERM DEBT	3,194.7	2,896.9
DEFERRED CREDITS AND OTHER LIABILITIES
Accrued benefit obligations	129.0	137.9
Deferred income taxes	926.4	892.7
Accumulated Deferred Investment Tax Credit	7.1	7.2
Regulatory liabilities	1,233.3	1,270.7
Other	170.1	137.8
Total deferred credits and other liabilities	2,465.9	2,446.3
Total liabilities	6,091.5	6,101.2
COMMITMENTS AND CONTINGENCIES (NOTE 12)
STOCKHOLDER'S EQUITY
Common stockholder's equity	1,035.4	1,031.8
Retained earnings	2,892.8	2,571.5
Total stockholder's equity	3,928.2	3,603.3
TOTAL LIABILITIES AND STOCKHOLDER'S EQUITY	$ 10,019.7	$ 9,704.5