Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2015	Aug. 05, 2015
Document and Entity Information
Entity Registrant Name	US ECOLOGY, INC.
Entity Central Index Key	0000742126
Document Type	10-Q
Document Period End Date	Jun. 30, 2015
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q2
Trading Symbol	ECOL
Entity Common Stock, Shares Outstanding		21,706,203