NSTAR ELECTRIC COMPANY AND SUBSIDIARY CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current Assets:
Cash	$ 35,975	$ 47,597
Cash Equivalents	0	327,006
Receivables, Net (net of allowance for uncollectible accounts)	1,660,076	1,517,138
Unbilled Revenues	216,715	238,968
Materials, Supplies, Natural Gas and REC Inventory	423,343	374,395
Regulatory Assets	1,332,028	1,335,491
Prepayments and Other Current Assets	468,292	382,603
Total Current Assets	4,136,429	4,223,198
Property, Plant and Equipment, Net	36,744,855	36,112,820
Deferred Debits and Other Assets:
Total Long-Term Regulatory Assets	4,407,875	4,242,794
Prepaid Pension and PBOP	1,097,814	1,045,524
Other Long-Term Assets	560,632	541,344
Total Deferred Debits and Other Assets	13,223,883	12,894,882
Total Assets	54,105,167	53,230,900
Current Liabilities:
Notes Payable	1,195,500	1,442,200
Long-Term Debt – Current Portion	1,615,461	1,320,129
Accounts Payable	1,821,911	2,113,905
Regulatory Liabilities	650,538	890,786
Other Current Liabilities	1,078,421	989,053
Total Current Liabilities	6,405,041	6,799,283
Deferred Credits and Other Liabilities:
Accumulated Deferred Income Taxes	5,239,443	5,067,902
Regulatory Liabilities	3,974,374	3,930,305
Other Long-Term Liabilities	884,717	888,081
Total Deferred Credits and Other Liabilities	10,843,710	10,668,403
Long-Term Debt	20,562,588	19,723,994
Preferred Stock Not Subject to Mandatory Redemption	155,570	155,570
Common Shareholders' Equity:
Capital Surplus, Paid In	8,412,085	8,401,731
Retained Earnings	5,782,958	5,527,153
Accumulated Other Comprehensive Income	(36,191)	(39,421)
Common Shareholders' Equity	15,749,371	15,473,158
Commitments and Contingencies
Total Liabilities and Capitalization	54,105,167	53,230,900
NSTAR Electric Company
Current Assets:
Cash	618	738
Cash Equivalents	0	327,006
Receivables, Net (net of allowance for uncollectible accounts)	500,985	453,371
Accounts Receivable from Affiliated Companies	59,062	35,196
Unbilled Revenues	43,091	39,680
Materials, Supplies, Natural Gas and REC Inventory	190,301	138,352
Regulatory Assets	559,758	492,759
Prepayments and Other Current Assets	62,149	71,276
Total Current Assets	1,415,964	1,558,378
Property, Plant and Equipment, Net	11,819,012	11,626,968
Deferred Debits and Other Assets:
Total Long-Term Regulatory Assets	1,263,534	1,221,619
Prepaid Pension and PBOP	596,214	576,809
Other Long-Term Assets	118,185	111,846
Total Deferred Debits and Other Assets	1,977,933	1,910,274
Total Assets	15,212,909	15,095,620
Current Liabilities:
Notes Payable	147,500	0
Long-Term Debt – Current Portion	80,000	80,000
Accounts Payable	514,504	559,676
Accounts Payable to Affiliated Companies	164,953	108,907
Obligations to Third Party Suppliers	156,717	142,628
Renewable Portfolio Standards Compliance Obligations	157,580	120,239
Regulatory Liabilities	375,047	373,221
Other Current Liabilities	80,908	83,925
Total Current Liabilities	1,677,209	1,468,596
Deferred Credits and Other Liabilities:
Accumulated Deferred Income Taxes	1,758,232	1,700,875
Regulatory Liabilities	1,557,614	1,548,081
Other Long-Term Liabilities	292,953	289,313
Total Deferred Credits and Other Liabilities	3,608,799	3,538,269
Long-Term Debt	4,346,024	4,345,085
Preferred Stock Not Subject to Mandatory Redemption	43,000	43,000
Common Shareholders' Equity:
Common Shares	0	0
Capital Surplus, Paid In	2,810,242	2,778,942
Retained Earnings	2,727,367	2,921,444
Accumulated Other Comprehensive Income	268	284
Common Shareholders' Equity	5,537,877	5,700,670
Commitments and Contingencies
Total Liabilities and Capitalization	$ 15,212,909	$ 15,095,620