REGULATORY ACCOUNTING (Tables)

12 Months Ended

Dec. 31, 2014

Notes To Consolidated Financial Statements [Abstract]

Schedule Of Regulatory Assets Text Block

NU	As of December 31,
(Millions of Dollars)	2014		2013
Benefit Costs	$	2,016.0	$	1,240.2
Derivative Liabilities		425.5		638.0
Income Taxes, Net		635.3		626.2
Storm Restoration Costs		502.8		589.6
Goodwill-related		505.4		525.9
Regulatory Tracker Mechanisms		350.5		323.4
Contractual Obligations - Yankee Companies		123.8		154.2
Buy Out Agreements for Power Contracts		42.6		70.2
Other Regulatory Assets		124.7		126.8
Total Regulatory Assets		4,726.6		4,294.5
Less: Current Portion		672.5		535.8
Total Long-Term Regulatory Assets	$	4,054.1	$	3,758.7

	As of December 31,
	2014								2013
			NSTAR								NSTAR
(Millions of Dollars)	CL&P		Electric		PSNH		WMECO		CL&P		Electric		PSNH		WMECO
Benefit Costs	$	445.4	$	515.9	$	174.3	$	85.0	$	297.7	$	496.7	$	100.6	$	57.3
Derivative Liabilities		410.9		4.5		-		-		630.4		7.7		-		-
Income Taxes, Net		437.7		83.7		38.0		35.5		415.5		84.0		40.3		43.7
Storm Restoration Costs		319.6		103.7		47.7		31.8		397.8		109.3		43.7		38.8
Goodwill-related		-		433.9		-		-		-		451.5		-		-
Regulatory Tracker Mechanisms		16.1		141.4		103.5		33.0		8.0		169.5		83.3		32.6
Buy Out Agreements for Power Contracts		-		38.6		4.0		-		-		64.7		5.5		-
Other Regulatory Assets		66.1		56.1		37.3		12.9		64.6		55.9		38.1		16.7
Total Regulatory Assets		1,695.8		1,377.8		404.8		198.2		1,814.0		1,439.3		311.5		189.1
Less: Current Portion		220.3		198.7		111.7		51.9		150.9		204.1		92.2		43.0
Total Long-Term Regulatory Assets	$	1,475.5	$	1,179.1	$	293.1	$	146.3	$	1,663.1	$	1,235.2	$	219.3	$	146.1

Schedule Of Regulatory Liabilities Text Block

NU	As of December 31,
(Millions of Dollars)	2014		2013
Cost of Removal	$	439.9	$	435.1
Regulatory Tracker Mechanisms		192.3		151.2
AFUDC - Transmission		67.1		68.1
Other Regulatory Liabilities		50.8		52.9
Total Regulatory Liabilities		750.1		707.3
Less: Current Portion		235.0		204.3
Total Long-Term Regulatory Liabilities	$	515.1	$	503.0

	As of December 31,
	2014								2013
			NSTAR								NSTAR
(Millions of Dollars)	CL&P		Electric		PSNH		WMECO		CL&P		Electric		PSNH		WMECO
Cost of Removal	$	19.7	$	258.3	$	50.3	$	1.1	$	29.1	$	250.0	$	49.7	$	-
Regulatory Tracker Mechanisms		122.6		20.7		14.2		22.3		95.6		21.9		21.6		21.1
AFUDC - Transmission		53.6		4.4		-		9.1		54.7		4.1		-		9.3
Other Regulatory Liabilities		10.1		28.9		2.9		0.8		8.4		31.1		1.0		3.4
Total Regulatory Liabilities		206.0		312.3		67.4		33.3		187.8		307.1		72.3		33.8
Less: Current Portion		124.7		49.6		16.0		22.5		94.0		54.0		20.6		19.9
Total Long-Term Regulatory Liabilities	$	81.3	$	262.7	$	51.4	$	10.8	$	93.8	$	253.1	$	51.7	$	13.9