GOODWILL AND INTANGIBLE ASSETS (Tables)

9 Months Ended

Sep. 30, 2012

GOODWILL AND INTANGIBLE ASSETS

Schedule of changes in goodwill

$s in thousands	Goodwill
Balance at December 31, 2011	21,200
US Ecology Michigan acquisition	1,327
Foreign currency translation	828
Balance at September 30, 2012	23,355

Schedule of intangible assets

$s in thousands	September 30, 2012			December 31, 2011
Amortizing intangible assets:
Developed software	$	355		$	342
Database	102			98
Customer relationships	5,317			3,991
Technology - Formulae and processes	9,249			8,902
Permits, licenses and lease	28,407			27,340
Non-compete agreements	20			—
Total amortizing intangible assets	43,450			40,673
Accumulated amortization	(2,779		)	(1,601		)
Nonamortizing intangible assets:
Permits and licenses	750			—
Tradename	173			166
Total intangible assets, net	$	41,594		$	39,238