Environmental Matters (Tables)

6 Months Ended

Jun. 30, 2011

Environmental Matters

Accrued Liabilities And Regulatory Assets

	Con Edison				CECONY
(Millions of Dollars)	2011		2010		2011		2010
Accrued Liabilities:
Manufactured gas plant sites	$	434	$	446	$	317	$	327
Other Superfund Sites		68		66		67		65
Total	$	502	$	512	$	384	$	392
Regulatory assets	$	683	$	692	$	564	$	571

Environmental Remediation Costs

For the Three Months Ended June 30,
	Con Edison				CECONY
(Millions of Dollars)	2011		2010		2011		2010
Remediation costs incurred	$	10	$	14	$	8	$	13

	For the Six Months Ended June 30,
	Con Edison				CECONY
(Millions of Dollars)	2011		2010		2011		2010
Remediation costs incurred	$	16	$	23	$	14	$	21

Accrued Liabilities For Asbestos Suits And Workers' Compensation Proceedings

	Con Edison				CECONY
(Millions of Dollars)	2011		2010		2011		2010
Accrued liability – asbestos suits	$	10	$	10	$	10	$	10
Regulatory assets – asbestos suits	$	10	$	10	$	10	$	10
Accrued liability – workers' compensation	$	103	$	106	$	98	$	101
Regulatory assets – workers' compensation	$	28	$	31	$	28	$	31