CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Operating Activities:
Net Income	$ 336,633	$ 310,558
Adjustments to Reconcile Net Income to Net Cash Flows Provided by Operating Activities:
Depreciation	236,211	214,948
Deferred Income Taxes	44,201	18,085
Uncollectible Expense	11,353	18,565
Pension, SERP and PBOP Expense, Net	1,953	8,428
Pension and PBOP Contributions	(723)	(4,700)
Regulatory (Under)/Over Recoveries, Net	(22,288)	(19,232)
Amortization	49,776	70,961
Other	(33,317)	(37,310)
Changes in Current Assets and Liabilities:
Receivables and Unbilled Revenues, Net	(55,290)	(155,823)
Fuel, Materials, Supplies and REC Inventory	(51,027)	(39,063)
Taxes Receivable/Accrued, Net	92,140	126,381
Accounts Payable	(127,366)	(60,121)
Other Current Assets and Liabilities, Net	(61,950)	(70,242)
Net Cash Flows Provided by Operating Activities	420,306	381,435
Investing Activities:
Investments in Property, Plant and Equipment	(725,520)	(628,129)
Proceeds from Sales of Marketable Securities	58,627	234,497
Purchases of Marketable Securities	(50,723)	(237,794)
Investments in Unconsolidated Affiliates, Net	(6,113)	(249,138)
Other Investing Activities	6,119	4,893
Net Cash Flows Used in Investing Activities	(717,610)	(875,671)
Financing Activities:
Issuance of Common Shares, Net of Issuance Costs	419,786	0
Cash Dividends on Common Shares	(181,608)	(169,757)
Cash Dividends on Preferred Stock	(1,880)	(1,880)
(Decrease)/Increase in Notes Payable	(408,950)	829,430
Repayment of Rate Reduction Bonds	(21,605)	(30,727)
Issuance of Long-Term Debt	750,000	0
Retirement of Long-Term Debt	(220,253)	(250,215)
Other Financing Activities	(21,560)	16,433
Net Cash Flows Provided by/(Used in) Financing Activities	313,930	393,284
Net Increase/(Decrease) in Cash and Restricted Cash	16,626	(100,952)
Cash and Restricted Cash - Beginning of Period	117,063	209,324
Cash and Restricted Cash - End of Period	133,689	108,372
The Connecticut Light and Power Company
Operating Activities:
Net Income	118,738	110,471
Adjustments to Reconcile Net Income to Net Cash Flows Provided by Operating Activities:
Depreciation	78,435	73,289
Deferred Income Taxes	19,910	15,188
Uncollectible Expense	3,230	4,116
Pension, SERP and PBOP Expense, Net	3,315	4,063
Regulatory (Under)/Over Recoveries, Net	(34,198)	(54,671)
Amortization of Regulatory Assets, Net	6,548	35,671
Other	(27,239)	(5,848)
Changes in Current Assets and Liabilities:
Receivables and Unbilled Revenues, Net	(27,969)	(60,506)
Taxes Receivable/Accrued, Net	40,505	41,399
Accounts Payable	(27,298)	75,373
Other Current Assets and Liabilities, Net	(21,801)	(40,274)
Net Cash Flows Provided by Operating Activities	132,176	198,271
Investing Activities:
Investments in Property, Plant and Equipment	(212,374)	(189,423)
Other Investing Activities	74	59
Net Cash Flows Used in Investing Activities	(212,300)	(189,364)
Financing Activities:
Cash Dividends on Common Shares	(69,500)	(99,000)
Cash Dividends on Preferred Stock	(1,390)	(1,390)
Retirement of Long-Term Debt	0	(250,000)
Increase in Notes Payable to Eversource Parent	155,200	261,600
Other Financing Activities	(390)	(326)
Net Cash Flows Provided by/(Used in) Financing Activities	83,920	(89,116)
Net Increase/(Decrease) in Cash and Restricted Cash	3,796	(80,209)
Cash and Restricted Cash - Beginning of Period	4,971	91,613
Cash and Restricted Cash - End of Period	8,767	11,404
NSTAR Electric Company
Operating Activities:
Net Income	100,390	94,014
Adjustments to Reconcile Net Income to Net Cash Flows Provided by Operating Activities:
Depreciation	78,345	72,584
Deferred Income Taxes	9,775	3,722
Uncollectible Expense	3,704	5,953
Pension, SERP and PBOP Income, Net	(4,754)	(4,279)
Pension and PBOP Contributions	0	(1,503)
Regulatory (Under)/Over Recoveries, Net	(17,434)	4,329
Amortization of Regulatory Assets, Net	27,008	22,584
Other	(1,643)	(8,043)
Changes in Current Assets and Liabilities:
Receivables and Unbilled Revenues, Net	(64,951)	(29,220)
Fuel, Materials, Supplies and REC Inventory	(54,450)	(46,020)
Taxes Receivable/Accrued, Net	32,135	29,483
Accounts Payable	(53,462)	(18,109)
Other Current Assets and Liabilities, Net	7,033	11,466
Net Cash Flows Provided by Operating Activities	61,696	136,961
Investing Activities:
Investments in Property, Plant and Equipment	(247,549)	(208,540)
Other Investing Activities	21	17
Net Cash Flows Used in Investing Activities	(247,528)	(208,523)
Financing Activities:
Cash Dividends on Common Shares	(196,500)	(60,600)
Cash Dividends on Preferred Stock	(490)	(490)
Capital Contributions from Eversource Parent	0	20,000
Increase in Notes Payable to Eversource Parent	8,100	22,300
(Decrease)/Increase in Notes Payable	77,500	89,930
Issuance of Long-Term Debt	400,000	0
Retirement of Long-Term Debt	(95,000)	0
Other Financing Activities	(4,961)	668
Net Cash Flows Provided by/(Used in) Financing Activities	188,649	71,808
Net Increase/(Decrease) in Cash and Restricted Cash	2,817	246
Cash and Restricted Cash - Beginning of Period	6,312	14,659
Cash and Restricted Cash - End of Period	9,129	14,905
Public Service Company of New Hampshire
Operating Activities:
Net Income	39,601	32,781
Adjustments to Reconcile Net Income to Net Cash Flows Provided by Operating Activities:
Depreciation	24,334	22,919
Deferred Income Taxes	4,167	6,541
Uncollectible Expense	666	1,725
Regulatory (Under)/Over Recoveries, Net	(22,977)	(26,986)
Amortization of Regulatory Assets, Net	20,110	13,667
Other	(3,885)	(1,621)
Changes in Current Assets and Liabilities:
Receivables and Unbilled Revenues, Net	2,843	1,103
Fuel, Materials, Supplies and REC Inventory	(3,526)	144
Taxes Receivable/Accrued, Net	6,110	17,572
Accounts Payable	(18,064)	11,762
Other Current Assets and Liabilities, Net	9,118	6,472
Net Cash Flows Provided by Operating Activities	58,497	86,079
Investing Activities:
Investments in Property, Plant and Equipment	(88,694)	(64,361)
Other Investing Activities	126	102
Net Cash Flows Used in Investing Activities	(88,568)	(64,259)
Financing Activities:
Cash Dividends on Common Shares	(22,300)	(19,000)
Repayment of Rate Reduction Bonds	(21,605)	(30,727)
Increase in Notes Payable to Eversource Parent	57,700	4,000
Other Financing Activities	(22)	(20)
Net Cash Flows Provided by/(Used in) Financing Activities	13,773	(45,747)
Net Increase/(Decrease) in Cash and Restricted Cash	(16,298)	(23,927)
Cash and Restricted Cash - Beginning of Period	36,688	52,723
Cash and Restricted Cash - End of Period	$ 20,390	$ 28,796