SHORT-TERM AND LONG-TERM DEBT (Tables)

3 Months Ended

Mar. 31, 2022

Debt Disclosure [Abstract]

Borrowings Outstanding and Available under the Commercial Paper Programs

The amount of borrowings outstanding and available under the commercial paper programs were as follows:

	Borrowings Outstanding as of				Available Borrowing Capacity as of				Weighted-Average Interest Rate as of
	March 31, 2022		December 31, 2021		March 31, 2022		December 31, 2021		March 31, 2022		December 31, 2021
(Millions of Dollars)
Eversource Parent Commercial Paper Program	$	1,393.8	$	1,343.0	$	606.2	$	657.0	0.93	%	0.31	%
NSTAR Electric Commercial Paper Program	275.0		162.5		375.0		487.5		0.43	%	0.14	%

Summary of Long-Term Debt Issuance and Repayments

The following table summarizes long-term debt issuances and repayments:

(Millions of Dollars)	Issuance/(Repayment)		Issue Date or Repayment Date	Maturity Date	Use of Proceeds for Issuance/ Repayment Information
Eversource Parent 2.90% Series V Senior Notes	$	650.0	February 2022	March 2027	Repaid Series K Senior Notes at maturity and short-term debt
Eversource Parent 3.38% Series W Senior Notes	650.0		February 2022	March 2032	Repaid Series K Senior Notes at maturity and short-term debt
Eversource Parent 2.75% Series K Senior Notes	(750.0)		March 2022	March 2022	Paid at maturity
Yankee Gas 8.48% Series B First Mortgage Bonds	(20.0)		March 2022	March 2022	Paid at maturity