ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS) (Tables)

3 Months Ended

Mar. 31, 2022

The changes in accumulated other comprehensive income/(loss) by component, net of tax, are as follows:


	For the Three Months Ended March 31, 2022								For the Three Months Ended March 31, 2021
Eversource (Millions of Dollars)	Qualified Cash Flow Hedging Instruments		Unrealized Gains/(Losses) on Marketable Securities		Defined Benefit Plans		Total		Qualified Cash Flow Hedging Instruments		Unrealized Gains/(Losses) on Marketable Securities		Defined Benefit Plans		Total
Balance as of Beginning of Period	$	(0.4)	$	0.4	$	(42.3)	$	(42.3)	$	(1.4)	$	1.1	$	(76.1)	$	(76.4)

OCI Before Reclassifications	—		(0.8)		—		(0.8)		—		(0.7)		—		(0.7)
Amounts Reclassified from AOCI	—		—		1.5		1.5		0.4		—		1.5		1.9
Net OCI	—		(0.8)		1.5		0.7		0.4		(0.7)		1.5		1.2
Balance as of End of Period	$	(0.4)	$	(0.4)	$	(40.8)	$	(41.6)	$	(1.0)	$	0.4	$	(74.6)	$	(75.2)