DTE Energy (DTE) 8-K DTE Energy reports strong third quarter 2006 earnings; Tightens 2006 earnings guidance range

Exhibit 99.2

Q3 2006 Supplemental Financial Information Nov. 1, 2006

DTE Energy Company
Consolidated Statement of Financial Position

	(Unaudited)
	September 30			December 31
	2006			2005
(in Millions)
ASSETS
Current Assets
Cash and cash equivalents	$	65		$	88
Restricted cash		93			122
Accounts receivable
Customer (less allowance for doubtful accounts of $159 and $136, respectively)		1,152			1,746
Collateral held by others		248			286
Other		209			363
Accrued power and gas supply cost recovery revenue		178			186
Inventories
Fuel and gas		661			522
Materials and supplies		148			146
Deferred income taxes		143			257
Assets from risk management and trading activities		575			806
Other		238			160
		3,710			4,682
Investments
Nuclear decommissioning trust funds		709			646
Other		501			530
		1,210			1,176
Property
Property, plant and equipment		18,380			18,187
Less accumulated depreciation and depletion		(7,578	)		(7,663	)
		10,802			10,524
Other Assets
Goodwill		2,057			2,057
Regulatory assets		1,991			2,074
Securitized regulatory assets		1,264			1,340
Intangible assets		456			400
Notes receivable		226			409
Assets from risk management and trading activities		262			316
Prepaid pension assets		184			186
Other		154			171
		6,594			6,953
Total Assets	$	22,316		$	23,335

DTE Energy Company
Consolidated Statement of Financial Position

		(Unaudited)
		September 30			December 31
		2006			2005
(in Millions, Except Shares)
LIABILITIES AND SHAREHOLDERS’ EQUITY
Current Liabilities
Accounts payable		$	909		$	1,187
Accrued interest			128			115
Dividends payable			92			92
Short-term borrowings			884			943
Current portion of long-term debt, including capital leases			362			691
Liabilities from risk management and trading activities			648			1,089
Other			810			803
			3,833			4,920
Other Liabilities
Deferred income taxes			1,363			1,396
Regulatory liabilities			753			715
Asset retirement obligations	��		1,158			1,091
Unamortized investment tax credit			122			131
Liabilities from risk management and trading activities			333			527
Liabilities from transportation and storage contracts			288			317
Accrued pension liability			376			284
Deferred gains from asset sales			72			188
Minority interest			41			92
Nuclear decommissioning			94			85
Other			737			740
			5,337			5,566
Long-Term Debt (net of current portion)
Mortgage bonds, notes and other			5,724			5,234
Securitization bonds			1,185			1,295
Equity-linked securities			—			175
Trust preferred-linked securities			289			289
Capital lease obligations			84			87
			7,282			7,080
Commitments and Contingencies
Shareholders’ Equity
Common stock, without par value, 400,000,000 shares authorized, 177,964,872 and 177,814,429 shares issued and outstanding, respectively			3,480			3,483
Retained earnings			2,574			2,557
Accumulated other comprehensive loss			(190	)		(271	)
			5,864			5,769
Total Liabilities and Shareholders’ Equity		$	22,316		$	23,335

DTE Energy Company
Consolidated Statement of Cash Flows (Unaudited)

	Nine Months Ended
	September 30
	2006			2005
(in Millions)
Operating Activities
Net Income	$	291		$	155
Adjustments to reconcile net income to net cash from operating activities:
Depreciation, depletion and amortization		801			663
Deferred income taxes		24			121
Gain on sale of interests in synfuel projects		(72	)		(180	)
Gain on sale of assets, net		(1	)		(31	)
Impairment of synfuel projects		124			—
Partners’ share of synfuel project losses		(191	)		(241	)
Contributions from synfuel partners		155			177
Changes in assets and liabilities, exclusive of changes shown separately (Note 1)		43			(71	)
Net cash from operating activities		1,174			593
Investing Activities
Plant and equipment expenditures — utility		(830	)		(564	)
Plant and equipment expenditures — non-utility		(214	)		(145	)
Acquisitions, net of cash acquired		(27	)		—
Proceeds from sale of interests in synfuel projects		203			251
Proceeds from sale of other assets		41			56
Restricted cash for debt redemptions		29			30
Proceeds from sale of nuclear decommissioning trust fund assets		136			159
Investment in nuclear decommissioning trust funds		(163	)		(188	)
Other investments		(6	)		(80	)
Net cash used for investing activities		(831	)		(481	)
Financing Activities
Issuance of long-term debt		545			623
Redemption of long-term debt		(672	)		(1,059	)
Short-term borrowings, net		44			472
Issuance of common stock		9			172
Repurchase of common stock		(10	)		(12	)
Dividends on common stock		(274	)		(268	)
Other		(8	)		(5	)
Net cash used for financing activities		(366	)		(77	)
Net Increase (Decrease) in Cash and Cash Equivalents		(23	)		35
Cash and Cash Equivalents at Beginning of the Period		88			56
Cash and Cash Equivalents at End of the Period	$	65		$	91

The Detroit Edison Company
Consolidated Statement of Operations (unaudited)

	Three Months Ended						Nine Months Ended
	September 30						September 30
(in Millions)	2006			2005			2006			2005
Operating Revenues	$	1,460		$	1,409		$	3,685		$	3,434
Operating Expenses
Fuel and purchased power		539			604			1,257			1,248
Operation and maintenance		277			325			990			976
Depreciation and amortization		308			174			643			484
Taxes other than income		64			68			198			200
Asset (gains) and losses, net		(1	)		(26	)		(1	)		(26	)
		1,187			1,145			3,087			2,882
Operating Income		273			264			598			552
Other (Income) and Deductions
Interest expense		60			68			208			201
Interest income		(1	)		(1	)		(2	)		(2	)
Other income		(9	)		(17	)		(22	)		(47	)
Other expenses		9			20			29			62
		59			70			213			214
Income Before Income Taxes		214			194			385			338
Income Tax Provision		73			80			128			126
Reported Earnings	$	141		$	114		$	257		$	212
Adjustments
Performance Excellence Process		(31	)		—			—			—
Incremental non-recurring DTE2 project costs		—			3			—			8
Effective tax rate normalization		(3	)		(3	)		(2	)		(3	)
Gain on sale of assets		—			(17	)		—			(17	)
September 2006 MPSC electric order		38			—			38			—
		4			(17	)		36			(12	)
Operating Earnings	$	145		$	97		$	293		$	200

The Consolidated Statement of Operations (Unaudited) should be read in conjunction with the Notes to Consolidated Financial Statements appearing in the Annual Report to Shareholders, Form 10K and 10Q.

Michigan Consolidated Gas Company
Consolidated Statement of Operations (unaudited)

	Three Months Ended						Nine Months Ended
	September 30						September 30
(in Millions)	2006			2005			2006			2005
Operating Revenues	$	167		$	206		$	1,259		$	1,301
Operating Expenses
Cost of gas		56			100			768			858
Operation and maintenance		91			93			320			308
Depreciation and amortization		24			23			71			73
Taxes other than income		13			9			41			35
Asset (gains) and losses, net		(3	)		—			—			48
		181			225			1,200			1,322
Operating Income (Loss)		(14	)		(19	)		59			(21	)
Other (Income) and Deductions
Interest expense		17			14			49			42
Interest income		(2	)		(3	)		(6	)		(8	)
Other income		(2	)		(1	)		(6	)		(3	)
Other expenses		—			1			1			3
		13			11			38			34
Income (Loss) Before Income Taxes		(27	)		(30	)		21			(55	)
Income Tax Provision (Benefit)		(8	)		(189	)		3			(151	)
Reported Earnings (Loss)	$	(19	)	$	159		$	18		$	96
Adjustments
Effective tax rate normalization		5			(181	)		3			(130	)
Performance Excellence Process		7			—			11			—
Incremental non-recurring DTE2 project costs.		—			2			—			4
April 2005 MPSC gas orders		—			—			—			57
		12			(179	)		14			(69	)
Operating Earnings (Loss)	$	(7	)	$	(20	)	$	32		$	27

The Consolidated Statement of Operations (Unaudited) should be read in conjunction with the Notes to Consolidated Financial Statements appearing in the Annual Report to Shareholders, Form 10K and 10Q.

DTE Energy Debt/Equity Calculation
As of Sept. 30, 2006
($ millions)

Short-term borrowings	884
Current portion of long-term debt, including capital leases	362
Mortgage bonds, notes and other	5,724
Securitization bonds	1,185
Capital lease obligations	84
less MichCon short-term debt	(254	)
less Securitization bonds, including current portion	(1,296	)
Total debt	6,689
Trust preferred-linked securities	289
Total preferred/ other	289
Equity	5,864
��
Total capitalization	12,842
Debt	52.1	%
Preferred	2.2	%
Common shareholders’ equity	45.7	%
Total	100.0	%

Sales Analysis — Q3 2006

Electric Sales — Detroit Edison Service Area (GWh)

	Q3 2006		Q3 2005		% Change
Residential		4,883		5,555		-12	%
Commercial		4,927		4,462		10	%
Industrial		3,695		3,197		16	%
Other		814		691		18	%
		14,319		13,905		3	%
Interconnection		1,023		1,111		-8	%
Choice*		534		1,697		-69	%
TOTAL SALES		15,876		16,713		-5	%

* Includes Dearborn Industrial Group sales

Electric Revenue — Detroit Edison Service Area ($000s)

	Q3 2006		Q3 2005		% Change
Residential		529,454		508,444		4	%
Commercial		444,827		376,134		18	%
Industrial		240,020		187,559		28	%
Other		44,448		34,172		30	%
		1,258,749		1,106,309		14	%
Interconnection		66,152		139,351		-53	%
Choice*		15,355		32,915		-53	%
TOTAL REVENUES		1,340,256		1,278,575		5	%

* Distribution charge, includes Dearborn Industrial Group revenues

Gas Sales — MichCon Service Area (Mcf)

	Q3 2006		Q3 2005		% Change
Residential		7,814,094		7,262,523		8	%
Commercial		2,171,363		2,413,047		-10	%
Industrial		230,837		201,249		15	%
		10,216,294		9,876,819		3	%
End User Transportation*		27,815,723		34,491,497		-19	%
TOTAL SALES		38,032,017		44,368,316		-14	%

* Includes choice customers

Gas Revenue — MichCon Service Area ($000s)

	Q3 2006		Q3 2005		% Change
Residential		104,066		102,002		2	%
Commercial		26,294		30,857		-15	%
Industrial		2,322		2,188		6	%
		132,682		135,047		-2	%
End User Transportation*		24,149		24,268		0	%
TOTAL REVENUES		156,831		159,315		-2	%

* Includes choice customers

Weather

Cooling Degree Days

Detroit Edison service territory

	Q3 2006			Q3 2005			% Change
Actuals		640			775			-17	%
Normal		537			537
Deviation from normal		19	%		44	%

Heating Degree Days

MichCon service territory

	Q3 2006			Q3 2005			% Change
Actuals		148			58			155	%
Normal		177			179
Deviation from normal		-16	%		-68	%