CONSOLIDATED BALANCE SHEET (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013		Dec. 31, 2012
Current Assets
Unrestricted cash and temporary cash investments	$ 18,696		$ 17,857
Restricted cash	1,887		2,805
Accounts receivable less allowance of $13,609 and $11,867, respectively	200,314		238,986
Unbilled revenues	49,554		83,956
Current regulatory assets (Note A)	98,323		120,935
Natural gas in storage, at average cost	88,791		84,768
Deferred income taxes	28,591		41,605
Refundable taxes	0		1,686
Current portion of derivative assets (Note A)	9,063		12,671
Prepayments	25,521		11,907
Other	12,886		11,507
Total Current Assets	533,626		628,683
Other investments
Equity investment in GenConn (Note A)	126,609		124,799
Other	25,210		23,931
Total Other investments	151,819		148,730
Net Property, Plant and Equipment	2,930,507		2,787,354
Regulatory Assets (future amounts due from customers through the ratemaking process) (Note A)	909,864		1,014,515
Deferred Charges and Other Assets
Unamortized debt issuance expenses	15,356		16,625
Other long-term receivable	1,497		1,501
Derivative assets (Note A)	45,759		67,167
Goodwill	266,205		266,205
Other	11,145		28,587
Total Deferred Charges and Other Assets	339,962		380,085
Total Assets	4,865,778	[1]	4,959,367	[1]
Current Liabilities
Line of credit borrowings	227,000		187,000
Current portion of long-term debt	32,028		48,296
Accounts payable	109,667		189,991
Dividends payable	21,908		21,887
Accrued liabilities	75,623		85,132
Current regulatory liabilities (Note A)	7,135		21,284
Taxes accrued	40,797		18,235
Interest accrued	24,389		22,427
Current portion of derivative liabilities (Note A)	26,915		30,804
Total Current Liabilities	565,462		625,056
Deferred Income Taxes (future tax liabilities owed to taxing authorities)	481,264		462,940
Regulatory Liabilities (future amounts owed to customers through the ratemaking process) (Note A)	487,170		445,156
Other Noncurrent Liabilities
Pension accrued	286,798		325,547
Connecticut Yankee contract obligation (Note J)	0		11,129
Other post-retirement benefits accrued	97,614		98,147
Derivative liabilities (Note A)	175,662		224,639
Other	50,302		49,506
Total Other Noncurrent Liabilities	610,376		708,968
Commitments and Contingencies (Note J)
Capitalization (Note B)
Long-term debt, net of unamortized discount and premium	1,591,517		1,600,354
Preferred Stock of Subsidiary
Preferred stock, not subject to mandatory redemption	340		340
Common Stock Equity
Common stock	939,177		936,702
Paid-in capital	21,422		20,400
Retained earnings	169,043		159,900
Accumulated other comprehensive income (loss)	7		(449)
Net Common Stock Equity	1,129,649		1,116,553
Total Capitalization	2,721,506		2,717,247
Total Liabilities and Capitalization	$ 4,865,778		$ 4,959,367

[1] Information for segmenting total assets between Distribution and Transmission is not available.  Total Electric Distribution and Transmission assets are disclosed in the Total Electric Distribution and Transmission column.  Net plant in service is segregated by segment and, as of September 30, 2013, was $1,099.1 million and $644.7 million for Distribution and Transmission, respectively.  As of December 31, 2012, net plant in service was $1,058.6 million and $607.8 million for Distribution and  Transmission, respectively.