Exhibit 99.3

Dominion

Unaudited Supplemental Summary of 2010 Operating Earnings

(millions, except per share amounts)

	12  Months Ended 12/31/10			Quarter ended 12/31/10			Quarter ended 09/30/10			Quarter ended 06/30/10			Quarter Ended 03/31/10
Dominion Virginia Power
Electric Distribution
Operating revenue	$	1,313		$	314		$	352		$	325		$	322
Expenses:
Commodity purchases		1			0			0			1			0
Purchased electric capacity		0			0			0			0			0
Other operations and maintenance		429			120			116			95			98
Depreciation, depletion and amortization		291			74			73			72			72
Other		53			13			12			12			16
Earnings including noncontrolling interests before interest and taxes	$	539		$	107		$	151		$	145		$	136
Electric Transmission
Operating revenue	$	430		$	132		$	118		$	87		$	93
Expenses:
Commodity purchases		0			0			0			0			0
Purchased electric capacity		15			11			4			0			0
Other operations and maintenance		162			54			54			20			34
Depreciation, depletion and amortization		53			15			14			12			12
Other		(22	)		(5	)		(6	)		(6	)		(5	)
Earnings including noncontrolling interests before interest and taxes	$	222		$	57		$	52		$	61		$	52
Dominion Retail
Operating revenue	$	2,077		$	554		$	453		$	394		$	676
Expenses:
Commodity purchases		1,827			461			406			351			609
Purchased electric capacity		0			0			0			0			0
Other operations and maintenance		88			20			25			21			22
Depreciation, depletion and amortization		9			1			2			3			3
Other		23			7			6			6			4
Earnings including noncontrolling interests before interest and taxes	$	130		$	65		$	14		$	13		$	38
Segment Eliminations
Operating revenue	$	0		$	0		$	0		$	0		$	0
Expenses:
Commodity purchases		0			0			0			0			0
Purchased electric capacity		0			0			0			0			0
Other operations and maintenance		1			0			1			0			0
Depreciation, depletion and amortization		0			0			0			0			0
Other		(1	)		0			(1	)		0			0
Earnings including noncontrolling interests before interest and taxes	$	0		$	0		$	0		$	0		$	0
Dominion Virginia Power Total
Operating revenue	$	3,820		$	1,000		$	923		$	806		$	1,091
Expenses:
Commodity purchases		1,828			462			405			352			609
Purchased electric capacity		16			12			4			0			0
Other operations and maintenance		679			192			196			136			155
Depreciation, depletion and amortization		353			90			89			87			87
Other		53			15			12			12			14
Earnings including noncontrolling interests before interest and taxes	$	891		$	229		$	217		$	219		$	226
Interest and related charges		158			42			40			37			39
Income taxes		277			70			68			68			71
Noncontrolling interests		8			2			2			2			2
Operating earnings contribution	$	448		$	115		$	107		$	112		$	114
Average shares outstanding, diluted		590.1			582.1			586.4			591.4			600.9
Operating earnings per share contribution	$	0.76		$	0.20		$	0.18		$	0.19		$	0.19

Notes:

• Commodity purchases = Electric fuel and other energy-related purchases + Purchased gas

• Other = Other Taxes - Other Income

• Operating segment contribution to operating earnings equals contribution to GAAP earnings

• Figures may not add due to rounding

Page 1 of 6

Dominion

Unaudited Supplemental Summary of 2010 Operating Earnings

(millions, except per share amounts)

	12 Months Ended 12/31/10		Quarter ended 12/31/10		Quarter ended 09/30/10		Quarter ended 06/30/10			Quarter Ended 03/31/10
Dominion Energy
Gas Distribution (DEO & HGI)
Operating revenue	$	1,094	$	374	$	138	$	184		$	398
Expenses:
Commodity purchases		291		99		13		33			146
Purchased electric capacity		0		0		0		0			0
Other operations and maintenance		418		155		70		79			114
Depreciation, depletion and amortization		65		17		17		16			15
Other		96		31		13		17			35
Earnings including noncontrolling interests before interest and taxes	$	224	$	72	$	25	$	39		$	88
Gas Transmission
Operating revenue	$	1,186	$	300	$	268	$	279		$	339
Expenses:
Commodity purchases		179		39		39		42			59
Purchased electric capacity		0		0		0		0			0
Other operations and maintenance		296		89		77		63			67
Depreciation, depletion and amortization		124		31		31		31			31
Other		30		6		11		7			6
Earnings including noncontrolling interests before interest and taxes	$	557	$	135	$	110	$	136		$	176
Producer Services
Operating revenue	$	1,330	$	290	$	321	$	307		$	412
Expenses:
Commodity purchases		1,264		270		284		320			390
Purchased electric capacity		0		0		0		0			0
Other operations and maintenance		22		5		8		4			5
Depreciation, depletion and amortization		1		1		0		0			0
Other		0		0		0		1			(1	)
Earnings including noncontrolling interests before interest and taxes	$	43	$	14	$	29		($18	)	$	18
E&P
Operating revenue	$	84	$	1	$	0	$	19		$	65
Expenses:
Commodity purchases		0		0		0		0			0
Purchased electric capacity		0		0		0		0			0
Other operations and maintenance		20		1		0		5			14
Depreciation, depletion and amortization		20		0		0		5			15
Other		6		0		0		2			5
Earnings including noncontrolling interests before interest and taxes	$	38	$	0	$	0	$	7		$	31

[Dominion Energy continued on following page]

Page 2 of 6

Dominion

Unaudited Supplemental Summary of 2010 Operating Earnings

(millions, except per share amounts)

	12 Months Ended 12/31/10			Quarter ended 12/31/10			Quarter ended 09/30/10			Quarter ended 06/30/10			Quarter Ended 03/31/10
Dominion Energy (cont’d)
Segment Eliminations
Operating revenue		($193	)		($37	)		($20	)		($45	)		($91	)
Expenses:
Commodity purchases		(186	)		(33	)		(20	)		(43	)		(90	)
Purchased electric capacity		0			0			0			0			0
Other operations and maintenance		(7	)		(3	)		(1	)		(2	)		(1	)
Depreciation, depletion and amortization		0			0			0			0			0
Other		0			0			0			0			0
Earnings including noncontrolling interests before interest and taxes	$	0			($1	)	$	1		$	0		$	0
Dominion Energy Total
Operating revenue	$	3,501		$	928		$	706		$	744		$	1,123
Expenses:
Commodity purchases		1,549			376			316			352			505
Purchased electric capacity		0			0			0			0			0
Other operations and maintenance		747			245			154			150			198
Depreciation, depletion and amortization		210			49			47			53			61
Other		133			38			24			25			46
Earnings including noncontrolling interests before interest and taxes	$	862		$	220		$	165		$	164		$	313
Interest and related charges		85			18			19			21			27
Income taxes		302			80			54			57			111
Noncontrolling interests		0			0			0			0			0
Operating earnings contribution	$	475		$	122		$	92		$	86		$	175
Average shares outstanding, diluted		590.1			582.1			586.4			591.4			600.9
Operating earnings per share contribution	$	0.80		$	0.21		$	0.16		$	0.14		$	0.29

Notes:

• Commodity purchases = Electric fuel and other energy-related purchases + Purchased gas

• Other = Other Taxes - Other Income

• Operating segment contribution to operating earnings equals contribution to GAAP earnings

• Figures may not add due to rounding

Page 3 of 6

Dominion

Unaudited Supplemental Summary of 2010 Operating Earnings

(millions, except per share amounts)

	12 Months Ended 12/31/10		Quarter ended 12/31/10		Quarter ended 09/30/10			Quarter ended 06/30/10		Quarter Ended 03/31/10
Dominion Generation
Utility Generation
Operating revenue	$	5,546	$	1,238	$	1,658		$	1,313	$	1,337
Expenses:
Commodity purchases		2,494		580		693			589		632
Purchased electric capacity		434		107		112			108		107
Other operations and maintenance		1,010		351		239			215		205
Depreciation, depletion and amortization		327		83		85			81		78
Other		77		7		22			16		32
Earnings including noncontrolling interests before interest and taxes	$	1,204	$	110	$	507		$	304	$	283
Merchant Generation
Operating revenue	$	2,872	$	735	$	768		$	626	$	743
Expenses:
Commodity purchases		814		195		217			178		224
Purchased electric capacity		3		0		2			0		1
Other operations and maintenance		832		228		197			218		189
Other		36		15		(1	)		17		5
Earnings before interest, taxes and DD&A	$	1,187	$	297	$	353		$	213	$	324
Depreciation, depletion and amortization		135		32		34			34		35
Earnings including noncontrolling interests before interest and taxes	$	1,052	$	265	$	319		$	179	$	289
Dominion Generation Total
Operating revenue	$	8,418	$	1,973	$	2,426		$	1,939	$	2,080
Expenses:
Commodity purchases		3,308		775		910			767		856
Purchased electric capacity		437		107		114			108		108
Other operations and maintenance		1,842		579		436			433		394
Depreciation, depletion and amortization		462		115		119			115		113
Other		113		22		21			33		37
Earnings including noncontrolling interests before interest and taxes	$	2,256	$	375	$	826		$	483	$	572
Interest and related charges		185		49		48			41		47
Income taxes		771		120		289			164		198
Noncontrolling interests		9		3		2			2		2
Operating earnings contribution	$	1,291	$	203	$	487		$	276	$	325
Average shares outstanding, diluted		590.1		582.1		586.4			591.4		600.9
Operating earnings per share contribution	$	2.19	$	0.35	$	0.83		$	0.47	$	0.54

Notes:

• Commodity purchases = Electric fuel and other energy-related purchases + Purchased gas

• Other = Other Taxes - Other Income

• Operating segment contribution to operating earnings equals contribution to GAAP earnings

• Figures may not add due to rounding

Page 4 of 6

Dominion

Unaudited Supplemental Summary of 2010 Operating Earnings

(millions, except per share amounts)

	12 Months Ended 12/31/10			Quarter ended 12/31/10			Quarter ended 09/30/10			Quarter ended 06/30/10			Quarter Ended 03/31/10
THIS SCHEDULE PRESENTS GAAP MEASURES OF REPORTED NET INCOME ATTRIBUTABLE TO DOMINION PLEASE REFER TO THE FOLLOWING PAGE FOR THE OPERATING EARNINGS EQUIVALENT OF THIS SCHEDULE
Corporate and Other
Operating revenue	$	769		$	170		$	166		$	161		$	272
Expenses:
Commodity purchases		11			1			2			6			2
Purchased electric capacity		0			0			0			0			0
Other operations and maintenance		1,271			196			186			321			568
Gain on sale of Applachian E&P operations		(2,467	)		0			0			(2,467	)		0
Depreciation, depletion and amortization		30			7			7			8			8
Other		(26	)		(25	)		(24	)		52			(29	)
Income including noncontrolling interests before interest and taxes		1,950			(9	)		(5	)		2,241			(277	)
Interest and related charges		494			141			143			111			99
Income taxes		707			(16	)		(37	)		845			(85	)
Income from continuing operations including noncontrolling interests		749			(134	)		(111	)		1,285			(291	)
Income (loss) from discontinued operations, net of tax		(155	)		(8	)		0			2			(149	)
Noncontrolling interests		0			0			0			0			0
Reported Earnings (Loss) Contribution	$	594			(142	)		(111	)		1,287			($440	)
Average shares outstanding, diluted		590.1			582.1			586.4			591.4			600.9
Reported Earnings (Loss) Per Share Contribution	$	1.01			($0.25	)		($0.19	)	$	2.18			($0.73	)
Total Segment Eliminations and Adjustments
Operating revenue		($1,311	)		($325	)		($271	)		($317	)		($398	)
Expenses:
Commodity purchases		(496	)		(129	)		(86	)		(131	)		(150	)
Purchased electric capacity		0			0			0			0			0
Other operations and maintenance		(815	)		(196	)		(185	)		(186	)		(248	)
Depreciation, depletion and amortization		0			0			0			0			0
Other		90			18			21			22			29
Income including noncontrolling interests before interest and taxes		(90	)		(18	)		(21	)		(22	)		(29	)
Interest and related charges		(90	)		(18	)		(21	)		(22	)		(29	)
Income taxes		0			0			0			0			0
Noncontrolling interests		0			0			0			0			0
Segment Eliminations Earnings (Loss) Contribution	$	0		$	0		$	0		$	0		$	0
Average shares outstanding, diluted		590.1			582.1			586.4			591.4			600.9
Segment Eliminations Earnings (Loss) Per Share Contribution	$	0.00		$	0.00		$	0.00		$	0.00		$	0.00
Dominion Total
Operating revenue	$	15,197		$	3,746		$	3,950		$	3,333		$	4,168
Expenses:
Commodity purchases		6,200			1,486			1,547			1,347			1,820
Purchased electric capacity		453			120			116			109			108
Other operations and maintenance		3,724			1,015			788			853			1,068
Depreciation, depletion and amortization		1,055			261			263			262			269
Other taxes		532			127			117			119			169
Total operating expenses		11,964			3,009			2,831			2,690			3,434
Gain on sale of Appalachian E&P operations		2,467			0			0			2,467			0
Income from Operations		5,700			737			1,119			3,110			734
Other income (loss)		169			60			63			(25	)		71
Income including noncontrolling interests before interest and taxes		5,869			797			1,182			3,085			805
Interest and related charges		832			232			229			188			183
Income before taxes		5,037			565			953			2,897			622
Income taxes		2,057			254			374			1,134			295
Income from continuing operations including noncontrolling interests		2,980			311			579			1,763			327
Income (loss) from discontinued operations, net of tax		(155	)		(8	)		0			2			(149	)
Noncontrolling interests		17			5			4			4			4
Net Income attributable to Dominion	$	2,808		$	298		$	575		$	1,761		$	174
Average shares outstanding, diluted		590.1			582.1			586.4			591.4			600.9
Consolidated reported earnings per share	$	4.76		$	0.51		$	0.98		$	2.98		$	0.29

Notes:

• Commodity purchases = Electric fuel and other energy-related purchases + Purchased gas

• Other = Other Taxes - Other Income

• Figures may not add due to rounding

Page 5 of 6

Dominion

Unaudited Supplemental Summary of 2010 Operating Earnings

(millions, except per share amounts)

	12 Months Ended 12/31/10			Quarter ended 12/31/10			Quarter ended 09/30/10			Quarter ended 06/30/10			Quarter Ended 03/31/10
THIS SCHEDULE PRESENTS MEASURES OF OPERATING EARNINGS THAT EXCLUDE CERTAIN ITEMS THAT ARE INCLUDED IN GAAP. PLEASE REFER TO THE PRECEDING PAGE FOR THE GAAP EQUIVALENT OF THIS SCHEDULE
Corporate and Other 1
Operating revenue	$	737		$	177		$	166		$	164		$	230
Expenses:
Commodity purchases		6			1			2			1			2
Purchased electric capacity		0			0			0			0			0
Other operations and maintenance		711			164			173			154			220
Depreciation, depletion and amortization		30			7			7			8			8
Other		(67	)		(11	)		(17	)		(18	)		(21	)
Earnings including noncontrolling interests before interest and taxes		57			16			1			19			21
Interest and related charges		494			141			143			111			99
Income taxes		(194	)		(51	)		(59	)		(44	)		(40	)
Noncontrolling interests		0			0			0			0			0
Operating earnings contribution		($243	)		($74	)		($83	)		($48	)		($38	)
Average shares outstanding, diluted		590.1			582.1			586.4			591.4			600.9
Operating earnings per share contribution		($0.41	)		($0.13	)		($0.14	)		($0.08	)		($0.06	)
Total Segment Eliminations and Adjustments
Operating revenue		($1,311	)		($325	)		($271	)		($317	)		($398	)
Expenses:
Commodity purchases		(496	)		(129	)		(86	)		(131	)		(150	)
Purchased electric capacity		0			0			0			0			0
Other operations and maintenance		(815	)		(196	)		(185	)		(186	)		(248	)
Depreciation, depletion and amortization		0			0			0			0			0
Other		90			18			21			22			29
Earnings including noncontrolling interests before interest and taxes		(90	)		(18	)		(21	)		(22	)		(29	)
Interest and related charges		(90	)		(18	)		(21	)		(22	)		(29	)
Income taxes		0			0			0			0			0
Noncontrolling interests		0			0			0			0			0
Operating earnings contribution	$	0		$	0		$	0		$	0		$	0
Average shares outstanding, diluted		590.1			582.1			586.4			591.4			600.9
Operating earnings per share contribution	$	0.00		$	0.00		$	0.00		$	0.00		$	0.00
Dominion Total 1
Operating revenue	$	15,165		$	3,753		$	3,950		$	3,336		$	4,126
Expenses:
Commodity purchases		6,195			1,486			1,547			1,342			1,820
Purchased electric capacity		453			120			116			109			108
Other operations and maintenance		3,164			983			775			686			720
Depreciation, depletion and amortization		1,055			261			263			262			269
Other		322			81			61			74			106
Earnings including noncontrolling interests before interest and taxes	$	3,976		$	822		$	1,188		$	863		$	1,103
Interest and related charges		832			232			229			188			183
Income taxes		1,156			219			352			245			340
Noncontrolling interests		17			5			4			4			4
Consolidated operating earnings attributable to Dominion	$	1,971		$	366		$	603		$	426		$	576
Average shares outstanding, diluted		590.1			582.1			586.4			591.4			600.9
Consolidated operating earnings per share	$	3.34		$	0.63		$	1.03		$	0.72		$	0.96

¹⁾ For detail on items excluded from operating earnings, visit Dominion’s Investor Relations website at www.dom.com/investors under “GAAP” Reconciliation”.

Notes:

• Commodity purchases = Electric fuel and other energy-related purchases + Purchased gas

• Other = Other Taxes - Other Income

• Figures may not add due to rounding

Page 6 of 6