CONSOLIDATED STATEMENT OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash Flows From Operating Activities
Net income	$ 59,088	$ 66,228
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	90,815	85,383
Deferred income taxes	23,353	17,948
Allowance for funds used during construction (AFUDC) - equity	(3,884)	(5,317)
Stock-based compensation expense (Note A)	3,709	3,342
Pension expense	20,118	20,231
Undistributed (earnings) losses in equity investments	(8,488)	(4,846)
Deferred purchased gas	26,345	39,834
Deferred Transmission (income) expense	(22,278)	11,458
Other non-cash items, net	9,868	(10,414)
Changes in:
Accounts receivable, net	(7,883)	11,912
Unbilled revenues	18,524	26,986
Natural gas in storage	30,025	27,925
Accounts payable	(45,080)	(25,813)
Interest accrued	187	(1,440)
Taxes accrued/refundable, net	43,459	(3,544)
Accrued liabilities	(3,975)	(21,445)
Accrued pension	(43,523)	(62,321)
Equity investment in GenConn	12,925	0
Other assets	6,002	6,162
Other liabilities	(4,283)	(2,773)
Total Adjustments	145,936	113,268
Net Cash provided by Operating Activities	205,024	179,496
Cash Flows from Investing Activities
Related party note receivable	0	(1,050)
Plant expenditures including AFUDC debt	(145,199)	(161,030)
Acquisition of gas companies, net of cash acquired	0	11,211
Changes in restricted cash	2,562	(2,664)
Deposits in New England East West Solution (NEEWS) (Note C)	(3,330)	(1,099)
Other	316	(845)
Net Cash (used in) Investing Activities	(145,651)	(155,477)
Cash Flows from Financing Activities
Issuances of common stock	1,943	(57)
Issuances of long-term debt	203,500	1,050
Payments on long-term debt	(103,500)	(52,286)
Line of credit borrowings (repayments), net	(140,000)	(7,000)
Payment of common stock dividend	(43,715)	(43,605)
Bank overdrafts	3,985	11,286
Other	(395)	(33)
Net Cash provided by Financing Activities	(78,182)	(90,645)
Unrestricted Cash and Temporary Cash Investments:
Net change for the period	(18,809)	(66,626)
Balance at beginning of period	30,999	90,281
Balance at end of period	12,190	23,655
Non-cash investing activity:
Plant expenditures included in ending accounts payable	$ 18,301	$ 35,636