REGULATORY ACCOUNTING (Tables)

6 Months Ended

Jun. 30, 2012

Notes To Consolidated Financial Statements [Abstract]

Schedule Of Regulatory Assets Text Block

	As of June 30, 2012		As of December 31, 2011
(Millions of Dollars)	NU		NU
Deferred Benefit Costs	$	2,427.7	$	1,360.5
Regulatory Assets Offsetting Derivative Liabilities		941.2		939.6
Goodwill (2)		547.7		-
Income Taxes, Net		502.9		425.4
Storm Cost Deferrals		363.4		356.0
Securitized Assets		364.4		101.8
Unrecovered Contractual Obligations		236.1		100.9
Power Contracts Buy Out Agreements		105.7		8.6
Regulatory Tracker Deferrals		119.2		45.9
Asset Retirement Obligations		82.4		47.5
Losses on Reacquired Debt		40.7		24.5
Deferred Environmental Remediation Costs		58.4		38.5
Other Regulatory Assets		35.8		73.6
Total Regulatory Assets	$	5,825.6	$	3,522.8
Less: Current Portion	$	624.4	$	255.1
Total Long-Term Regulatory Assets	$	5,201.2	$	3,267.7

		As of June 30, 2012								As of December 31, 2011
				NSTAR								NSTAR
(Millions of Dollars)		CL&P		Electric		PSNH		WMECO		CL&P		Electric(1)		PSNH		WMECO
Deferred Benefit Costs		$	533.6	$	819.5	$	184.1	$	111.2	$	572.8	$	813.7	$	200.0	$	118.9
Regulatory Assets Offsetting
	Derivative Liabilities		911.0		15.8		-		13.5		932.0		3.4		-		7.3
Goodwill (2)			-		470.2		-		-		-		478.9		-		-
Income Taxes, Net			356.0		47.9		36.9		30.0		339.6		48.8		38.0		17.8
Storm Cost Deferrals			246.5		36.6		38.9		41.4		268.3		30.6		44.0		43.7
Securitized Assets			-		299.2		48.6		16.6		-		368.5		76.4		25.4
Unrecovered Contractual Obligations			72.4		26.8		-		17.4		80.9		30.8		-		20.0
Power Contracts Buy Out Agreements			-		97.9		7.8		-		-		109.5		8.6		-
Regulatory Tracker Deferrals			26.5		52.3		13.6		24.9		5.5		61.1		11.9		22.1
Asset Retirement Obligations			29.1		25.5		13.8		3.4		27.9		24.5		13.5		3.2
Losses on Reacquired Debt			13.7		16.9		8.5		0.3		13.9		18.2		9.0		0.3
Deferred Environmental Remediation
	Costs		-		-		9.9		-		-		-		9.7		-
Other Regulatory Assets			32.9		12.6		14.3		13.9		33.1		16.5		17.0		10.0
Total Regulatory Assets		$	2,221.7	$	1,921.2	$	376.4	$	272.6	$	2,274.0	$	2,004.5	$	428.1	$	268.7
Less: Current Portion		$	196.1	$	326.6	$	28.9	$	40.6	$	170.2	$	323.9	$	34.2	$	35.5
Total Long-Term Regulatory Assets		$	2,025.6	$	1,594.6	$	347.5	$	232.0	$	2,103.8	$	1,680.6	$	393.9	$	233.2

Schedule Of Regulatory Liabilities Text Block

Regulatory Liabilities: The components of regulatory liabilities are as follows:
	As of June 30, 2012		As of December 31, 2011
(Millions of Dollars)	NU		NU
Cost of Removal	$	454.4	$	172.2
Regulatory Tracker Deferrals		134.9		139.1
AFUDC Transmission Incentive		70.6		67.0
Overrecovered Spent Nuclear Fuel Costs and Contractual Obligations		15.4		15.4
Wholesale Transmission Overcollections		-		9.6
Other Regulatory Liabilities		80.2		30.6
Total Regulatory Liabilities	$	755.5	$	433.9
Less: Current Portion	$	203.8	$	167.8
Total Long-Term Regulatory Liabilities	$	551.7	$	266.1

		As of June 30, 2012										As of December 31, 2011
				NSTAR									NSTAR
(Millions of Dollars)		CL&P		Electric		PSNH		WMECO		CL&P			Electric(1)		PSNH		WMECO
Cost of Removal		$	52.0	$	240.5	$	51.9	$	4.1	$	63.8		$	235.8	$	53.2	$	7.2
Regulatory Tracker Deferrals			74.6		13.6		13.8		15.3		94.4			11.7		17.3		21.3
AFUDC Transmission Incentive			57.1		4.2		-		9.3		57.7			4.3		-		9.3
Overrecovered Spent Nuclear Fuel
	Costs and Contractual Obligations		15.4		-		-		-		15.4			-		-		-
Wholesale Transmission Overcollections			8.1		-		5.3		2.5		4.5			-		2.6		9.5
Other Regulatory Liabilities(2)			11.8		48.1		5.4		1.8		11.8			29.7		5.8		2.4
Total Regulatory Liabilities		$	219.0	$	306.4	$	76.4	$	33.0	$	247.6		$	281.5	$	78.9	$	49.7
Less: Current Portion		$	88.4	$	52.6	$	23.1	$	19.4	$	108.3		$	41.6	$	24.5	$	33.1
Total Long-Term Regulatory Liabilities		$	130.6	$	253.8	$	53.3	$	13.6	$	139.3		$	239.9	$	54.4	$	16.6