NSTAR ELECTRIC COMPANY AND SUBSIDIARY CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Operating Activities:
Net Income	$ 1,090,356	$ 919,468
Adjustments to Reconcile Net Income to Net Cash Flows Provided by Operating Activities:
Depreciation	885,711	822,197
Deferred Income Taxes	170,752	191,346
Uncollectible Expense	40,753	39,690
Pension, SERP and PBOP Income, Net	(120,416)	(10,882)
Pension and PBOP Contributions	(80,000)	(140,000)
Regulatory (Under)/Over Recoveries, Net	(32,193)	87,455
Cost of Removal Expenditures	(284,706)	(138,730)
Other	(113,148)	(91,148)
Changes in Current Assets and Liabilities:
Receivables and Unbilled Revenues, Net	(294,383)	(158,205)
Taxes Receivable/Accrued, Net	160,260	44,003
Accounts Payable	11,821	(258,509)
Other Current Assets and Liabilities, Net	(92,506)	(48,855)
Net Cash Flows Provided by Operating Activities	1,688,904	1,520,273
Investing Activities:
Investments in Property, Plant and Equipment	(2,352,743)	(2,211,136)
Other Investing Activities	15,245	17,436
Net Cash Flows Used in Investing Activities	(2,928,140)	(2,418,287)
Financing Activities:
Cash Dividends on Common Shares	(643,634)	(603,611)
Cash Dividends on Preferred Stock	(5,639)	(5,639)
Issuance of Long-Term Debt	4,045,000	3,150,000
Retirement of Long-Term Debt	(775,000)	(1,142,500)
Decrease in Notes Payable	(1,103,950)	(458,325)
Other Financing Activities	(50,191)	(45,522)
Net Cash Flows Provided by/(Used in) Financing Activities	1,620,484	851,193
Net Increase/(Decrease) in Cash, Cash Equivalents and Restricted Cash	381,248	(46,821)
Cash, Cash Equivalents and Restricted Cash - Beginning of Period	221,008	264,950
Cash, Cash Equivalents and Restricted Cash - End of Period	602,256	218,129
NSTAR Electric
Operating Activities:
Net Income	400,260	382,287
Adjustments to Reconcile Net Income to Net Cash Flows Provided by Operating Activities:
Depreciation	269,928	251,530
Deferred Income Taxes	34,025	12,905
Uncollectible Expense	12,159	12,477
Pension, SERP and PBOP Income, Net	(41,790)	(19,627)
Pension and PBOP Contributions	(15,000)	(10,000)
Regulatory (Under)/Over Recoveries, Net	(36,203)	86,111
Amortization of Regulatory Assets, Net	65,307	23,963
Cost of Removal Expenditures	(33,467)	(36,521)
Payment of Withheld Property Taxes	(76,084)	0
Other	(8,961)	(34,484)
Changes in Current Assets and Liabilities:
Receivables and Unbilled Revenues, Net	(67,950)	(110,336)
Taxes Receivable/Accrued, Net	122,467	109,561
Accounts Payable	(55,676)	(85,431)
Other Current Assets and Liabilities, Net	65,609	34,905
Net Cash Flows Provided by Operating Activities	634,624	617,340
Investing Activities:
Investments in Property, Plant and Equipment	(691,940)	(675,245)
Other Investing Activities	143	70
Net Cash Flows Used in Investing Activities	(691,797)	(675,175)
Financing Activities:
Cash Dividends on Common Shares	(215,700)	(283,200)
Cash Dividends on Preferred Stock	(1,470)	(1,470)
Issuance of Long-Term Debt	850,000	600,000
Retirement of Long-Term Debt	0	(250,000)
Capital Contributions from Eversource Parent	50,000	60,000
Increase in Notes Payable to Eversource Parent	2,800	3,300
Decrease in Notes Payable	(162,500)	(57,000)
Other Financing Activities	(13,191)	(10,367)
Net Cash Flows Provided by/(Used in) Financing Activities	509,939	61,263
Net Increase/(Decrease) in Cash, Cash Equivalents and Restricted Cash	452,766	3,428
Cash, Cash Equivalents and Restricted Cash - Beginning of Period	18,179	17,410
Cash, Cash Equivalents and Restricted Cash - End of Period	$ 470,945	$ 20,838