FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)

9 Months Ended

Sep. 30, 2014

Notes To Consolidated Financial Statements [Abstract]

Fair Value By Balance Sheet Grouping Text Block

	As of September 30, 2014				As of December 31, 2013
	NU				NU
	Carrying		Fair		Carrying		Fair
(Millions of Dollars)	Amount		Value		Amount		Value
Preferred Stock Not Subject to Mandatory Redemption	$	155.6	$	151.0	$	155.6	$	152.7
Long-Term Debt		8,412.6		8,876.3		8,310.2		8,443.1

	As of September 30, 2014
	CL&P				NSTAR Electric				PSNH				WMECO
	Carrying		Fair		Carrying		Fair		Carrying		Fair		Carrying		Fair
(Millions of Dollars)	Amount		Value		Amount		Value		Amount		Value		Amount		Value
Preferred Stock Not Subject to Mandatory Redemption	$	116.2	$	110.1	$	43.0	$	40.9	$	-	$	-	$	-	$	-
Long-Term Debt		2,841.8		3,189.5		1,797.4		1,959.4		999.2		1,046.4		628.7		667.4
	As of December 31, 2013
	CL&P				NSTAR Electric				PSNH				WMECO
	Carrying		Fair		Carrying		Fair		Carrying		Fair		Carrying		Fair
(Millions of Dollars)	Amount		Value		Amount		Value		Amount		Value		Amount		Value
Preferred Stock Not Subject to Mandatory Redemption	$	116.2	$	110.5	$	43.0	$	42.2	$	-	$	-	$	-	$	-
Long-Term Debt		2,741.2		2,952.8		1,801.1		1,888.0		1,049.0		1,073.9		629.4		640.1