Segment Information (Tables)

9 Months Ended

Sep. 30, 2014

Segment Reporting Information [Line Items]

Analysis and reconciliation of reportable segment information

An analysis and reconciliation of the Registrants’ reportable segment information to the respective information in the consolidated financial statements for the three months ended September 30, 2014 and 2013 is as follows:

Three Months Ended September 30, 2014 and 2013

	Generation(a)		ComEd		PECO		BGE		Other(b)			Intersegment Eliminations			Exelon
Total revenues(c):
2014	$	4,412	$	1,222	$	693	$	697	$	305		$	(417	)	$	6,912
2013	4,255		1,156		728		737		294			(668		)	6,502
Intersegment revenues(d):
2014	$	112	$	1	$	—	$	3	$	302		$	(418	)	$	—
2013	373		1		1		2		294			(669		)	2
Net income (loss):
2014	$	849	$	126	$	81	$	49	$	(31	)	$	—		$	1,074
2013	485		126		92		53		(20		)	—			736
Total assets:
September 30, 2014	$	45,019	$	24,845	$	10,051	$	7,915	$	8,713		$	(11,279	)	$	85,264
December 31, 2013	41,232		24,118		9,617		7,861		8,317			(11,221		)	79,924

__________

(a) Generation includes the six power marketing reportable segments shown below: Mid-Atlantic, Midwest, New England, New York, ERCOT and Other Regions. Intersegment revenues for Generation for the three months ended September 30, 2014 include revenue from sales to PECO of $28 million and sales to BGE of $83 million in the Mid-Atlantic region, and sales to ComEd of $1 million in the Midwest region. For the three months ended September 30, 2013, intersegment revenues for Generation include revenue from sales to PECO of $82 million and sales to BGE of $144 million in the Mid-Atlantic region, and sales to ComEd of $143 million in the Midwest region.

(b) Other primarily includes Exelon’s corporate operations, shared service entities and other financing and investment activities.

(c) For the three months ended September 30, 2014 and 2013, utility taxes of $22 million and $21 million, respectively, are included in revenues and expenses for Generation. For the three months ended September 30, 2014 and 2013, utility taxes of $61 million and $65 million, respectively, are included in revenues and expenses for ComEd. For the three months ended September 30, 2014 and 2013, utility taxes of $34 million and $33 million, respectively, are included in revenues and expenses for PECO. For the three months ended September 30, 2014 and 2013, utility taxes of $21 million and $20 million, respectively, are included in revenues and expenses for BGE.

(d) Intersegment revenues exclude sales to unconsolidated affiliates. The intersegment profit associated with Generation’s sale of certain products and services by and between Exelon’s segments is not eliminated in consolidation due to the recognition of intersegment profit in accordance with regulatory accounting guidance. For Exelon, these amounts are included in Operating revenues in the Consolidated Statements of Operations and Comprehensive Income.

Analysis and reconciliation of reportable segment revenues for Generation

	2014							2013
	Revenues from external customers(a)		Intersegment revenues			Total Revenues		Revenues from external customers(a)		Intersegment revenues			Total Revenues
Mid-Atlantic(b)	$	3,998	$	(14	)	$	3,984	$	3,932	$	11		$	3,943
Midwest	3,302		11			3,313		3,274		(3		)	3,271
New England	1,028		5			1,033		942		(9		)	933
New York(b)	614		(1		)	613		547		(20		)	527
ERCOT	743		(2		)	741		1,042		(8		)	1,034
Other Regions(c)	1,027		(4		)	1,023		708		29			737
Total Revenues for Reportable Segements	10,712		(5		)	10,707		10,445		—			10,445
Other(d)	1,879		5			1,884		1,413		—			1,413
Total Generation Consolidated Operating Revenues	$	12,591	$	—		$	12,591	$	11,858	$	—		$	11,858

__________

(a) Includes all wholesale and retail electric sales to third parties and affiliated sales to ComEd, PECO and BGE.

(b) Amounts include activity recorded at CENG from April 1, 2014, the date of integration, through September 30, 2014.

(c) Other regions include the South, West and Canada, which are not considered individually significant.

(d) Other represents activities not allocated to a region. See text above for a description of included activities. Also includes amortization of intangible assets related to commodity contracts recorded at fair value at the date of merger with Constellation and the consolidation of CENG in purchase accounting of $203 million decrease to revenues and $603 million decrease to revenues, for the nine months ended September 30, 2014 and 2013, respectively, and elimination of intersegment revenues.

	Generation(a)(b)		ComEd		PECO		BGE		Other(c)			Intersegment Eliminations			Exelon
Total revenues(d):
2014	$	12,591	$	3,484	$	2,343	$	2,404	$	924		$	(1,573	)	$	20,173
2013	11,858		3,395		2,295		2,271		909			(2,003		)	18,725
Intersegment revenues(e):
2014	$	630	$	2	$	1	$	21	$	920		$	(1,574	)	$	—
2013	1,083		2		1		10		909			(2,003		)	2
Net income (loss):
2014	$	1,037	$	335	$	255	$	156	$	(58	)	$	—		$	1,725
2013	795		140		292		160		(152		)	—			1,235

__________

(a) Generation includes the six power marketing reportable segments shown below: Mid-Atlantic, Midwest, New England, New York, ERCOT and Other Regions. Intersegment revenues for Generation for the nine months ended September 30, 2014 include revenue from sales to PECO of $165 million and sales to BGE of $290 million in the Mid-Atlantic region, and sales to ComEd of $175 million in the Midwest. For the nine months ended September 30, 2013, intersegment revenues for Generation include revenue from sales to PECO of $321 million and sales to BGE of $356 million in the Mid-Atlantic region, and sales to ComEd of $409 million in the Midwest region, net of $7 million related to the unrealized mark-to-market losses related to the ComEd swap, which eliminate upon consolidation.

(b) Amounts include activity recorded at CENG from April 1, 2014, the date of integration, through September 30, 2014.

(c) Other primarily includes Exelon’s corporate operations, shared service entities and other financing and investment activities.

(d) For the nine months ended September 30, 2014 and 2013, utility taxes of $67 million and $60 million, respectively, are included in revenues and expenses for Generation. For the nine months ended September 30, 2014 and 2013, utility taxes of $180 million and $182 million, respectively, are included in revenues and expenses for ComEd. For the nine months ended September 30, 2014 and 2013, utility taxes of $99 million and $97 million, respectively, are included in revenues and expenses for PECO. For the nine months ended September 30, 2014 and 2013, utility taxes of $64 million and $62 million, respectively, are included in revenues and expenses for BGE.

(e) Intersegment revenues exclude sales to unconsolidated affiliates. The intersegment profit associated with the Generation’s sale of certain products and services by and between Exelon’s segments is not eliminated in consolidation due to the recognition of intersegment profit in accordance with regulatory accounting guidance. For Exelon, these amounts are included in Operating revenues in the Consolidated Statements of Operations and Comprehensive Income.

Exelon Generation Co L L C [Member]

Segment Reporting Information [Line Items]

Analysis and reconciliation of reportable segment revenues for Generation

	2014							2013
	Revenues from external customers(a)		Intersegment revenues			Total Revenues		Revenues from external customers(a)		Intersegment revenues			Total Revenues
Mid-Atlantic	$	1,285	$	4		$	1,289	$	1,381	$	10		$	1,391
Midwest	1,062		(1		)	1,061		1,018		(5		)	1,013
New England	272		—			272		341		(1		)	340
New York	230		2			232		198		(14		)	184
ERCOT	303		(1		)	302		430		(3		)	427
Other Regions(b)	381		(6		)	375		278		(7		)	271
Total Revenues for Reportable Segments	3,533		(2		)	3,531		3,646		(20		)	3,626
Other(c)	879		2			881		609		20			629
Total Generation Consolidated Operating Revenues	$	4,412	$	—		$	4,412	$	4,255	$	—		$	4,255

__________

(a) Includes all electric sales to third parties and affiliated sales to ComEd, PECO and BGE.

(b) Other regions include the South, West and Canada, which are not considered individually significant.

(c) Other represents activities not allocated to a region. See text above for a description of included activities. Also includes amortization of intangible assets related to commodity contracts recorded at fair value at the date of merger with Constellation and the consolidation of CENG in purchase accounting of $22 million decrease to revenues and $125 million decrease to revenues for the three months ended September 30, 2014 and 2013, respectively, and the elimination of intersegment revenues.

Generation total revenues net of purchased power and fuel expense (three months ended September 30,):

	2014							2013
	RNF from external customers(a)		Intersegment RNF			Total RNF		RNF from external customers(a)		Intersegment RNF			Total RNF
Mid-Atlantic	$	921	$	14		$	935	$	857	$	7		$	864
Midwest	722		(6		)	716		606		(5		)	601
New England	120		(30		)	90		52		10			62
New York	176		10			186		29		(38		)	(9		)
ERCOT	186		(77		)	109		222		(78		)	144
Other Regions(b)	157		(89		)	68		116		(75		)	41
Total Revenues net of purchased power and fuel for Reportable Segments	2,282		(178		)	2,104		1,882		(179		)	1,703
Other(c)	250		178			428		194		179			373
Total Generation Revenues net of purchased power and fuel expense	$	2,532	$	—		$	2,532	$	2,076	$	—		$	2,076

__________

(a) Includes purchases and sales from third parties and affiliated sales to ComEd, PECO and BGE.

(b) Other regions include the South, West and Canada, which are not considered individually significant.

(c) Other represents activities not allocated to a region. See text above for a description of included activities. Also includes amortization of intangible assets related to commodity contracts recorded at fair value at the date of merger with Constellation and the consolidation of CENG in purchase accounting of $15 million increase to RNF and $44 million decrease to RNF for the three months ended September 30, 2014 and 2013, respectively, and the elimination of intersegment revenues.

	2014									2013
	RNF from external customers(a)			Intersegment RNF			Total RNF			RNF from external customers(a)		Intersegment RNF			Total RNF
Mid-Atlantic(b)	$	2,610		$	(60	)	$	2,550		$	2,477	$	(2	)	$	2,475
Midwest	1,856			21			1,877			2,002		(1		)	2,001
New England	362			(72		)	290			156		(14		)	142
New York(b)	289			24			313			14		(31		)	(17		)
ERCOT	457			(207		)	250			477		(120		)	357
Other Regions(c)	465			(216		)	249			238		(91		)	147
Total Revenues net of purchased power and fuel expense for Reportable Segments	6,039			(510		)	5,529			5,364		(259		)	5,105
Other(d)	(519		)	510			(9		)	200		259			459
Total Generation Revenues net of purchased power and fuel expense	$	5,520		$	—		$	5,520		$	5,564	$	—		$	5,564

__________

(a) Includes purchases and sales from third parties and affiliated sales to ComEd, PECO and BGE.

(b) Amounts include activity recorded at CENG from April 1, 2014, the date of integration, through September 30, 2014.

(c) Other regions include the South, West and Canada, which are not considered individually significant.

(d) Other represents activities not allocated to a region. See text above for a description of included activities. Also includes amortization of intangible assets related to commodity contracts recorded at fair value at the dateof merger with Constellation and the consolidation of CENG in purchase accounting of $78 million decrease to RNF and $386 million decrease to RNF for the nine months ended September 30, 2014 and 2013, respectively, and the elimination of intersegment revenues.