Long-Term Contractual Arrangements (Tables)

12 Months Ended

Dec. 31, 2011

Notes To Consolidated Financial Statements [Abstract]

Long-term Purchase Commitment [Table Text Block]

B.	Long-Term Contractual Arrangements
Estimated Future Annual Costs: The estimated future annual costs of significant long-term contractual arrangements as of
December 31, 2011 are as follows:
NU
(Millions of Dollars)		2012		2013		2014		2015		2016		Thereafter		Totals
Supply/Stranded Cost Contracts/Obligations		$	260.9	$	239.5	$	193.6	$	174.8	$	179.0	$	649.4	$	1,697.2
Renewable Energy Contracts			11.4		60.0		175.6		177.9		189.1		2,955.8		3,569.8
Peaker CfDs			70.5		78.2		76.1		72.1		72.1		360.2		729.2
Natural Gas Procurement Contracts			68.1		55.6		52.0		36.8		31.7		73.3		317.5
Coal, Wood and Other Contracts			135.1		33.6		21.0		2.4		1.9		19.3		213.3
PNGTS Pipeline Commitments			3.1		3.1		3.1		3.1		3.1		6.7		22.2
Transmission Support Commitments			21.3		20.2		18.8		18.6		16.1		64.4		159.4
Yankee Companies Billings			27.3		27.8		27.2		22.4		-		-		104.7
Select Energy Purchase Agreements			15.8		18.2		-		-		-		-		34.0
Totals		$	613.5	$	536.2	$	567.4	$	508.1	$	493.0	$	4,129.1	$	6,847.3
CL&P
(Millions of Dollars)		2012		2013		2014		2015		2016		Thereafter		Totals
Supply/Stranded Cost Contracts/Obligations		$	175.3	$	169.4	$	150.0	$	145.6	$	159.6	$	595.3	$	1,395.2
Renewable Energy Contracts			5.9		45.8		106.6		107.9		108.6		1,584.7		1,959.5
Peaker CfDs			70.5		78.2		76.1		72.1		72.1		360.2		729.2
Transmission Support Commitments			12.2		11.5		10.8		10.7		9.2		36.9		91.3
Yankee Companies Billings			18.7		19.1		18.7		15.8		-		-		72.3
Totals		$	282.6	$	324.0	$	362.2	$	352.1	$	349.5	$	2,577.1	$	4,247.5
PSNH
(Millions of Dollars)		2012		2013		2014		2015		2016		Thereafter		Totals
Supply/Stranded Cost Contracts/Obligations		$	85.6	$	70.1	$	43.6	$	29.2	$	19.4	$	54.1	$	302.0
Renewable Energy Contracts			5.1		5.1		59.8		60.7		70.9		1,263.3		1,464.9
Coal, Wood and Other Contracts			135.1		33.6		21.0		2.4		1.9		19.3		213.3
PNGTS Pipeline Commitments			3.1		3.1		3.1		3.1		3.1		6.7		22.2
Transmission Support Commitments			6.6		6.3		5.8		5.7		5.0		19.8		49.2
Yankee Companies Billings			3.4		3.5		3.3		2.3		-		-		12.5
Totals		$	238.9	$	121.7	$	136.6	$	103.4	$	100.3	$	1,363.2	$	2,064.1
WMECO
(Millions of Dollars)		2012		2013		2014		2015		2016		Thereafter		Totals
Renewable Energy Contracts		$	0.4	$	9.1	$	9.2	$	9.3	$	9.6	$	107.8	$	145.4
Transmission Support Commitments			2.5		2.4		2.2		2.2		1.9		7.7		18.9
Yankee Companies Billings			5.2		5.2		5.2		4.3		-		-		19.9
Totals		$	8.1	$	16.7	$	16.6	$	15.8	$	11.5	$	115.5	$	184.2