US Ecology, Inc. (US Ecology) through its subsidiaries, provides radioactive, hazardous, polychlorinated biphenyls (PCB) and non-hazardous industrial waste management and recycling services to commercial and government entities, such as refineries and chemical production facilities, manufacturers, electric utilities, steel mills, medical and academic institutions and waste brokers/aggregators. The Company operates in two segments: Operating Disposal Facilities and Non-Operating Disposal Facilities. The Company generates revenue from fees charged to treat and dispose of waste. The Company�s wholly owned primary operating subsidiaries include US Ecology Nevada, Inc., a Delaware corporation (USEN); US Ecology Washington, Inc., a Delaware corporation (USEW); US Ecology Texas, Inc., a Delaware corporation (USET); US Ecology Idaho, Inc., a Delaware corporation (USEI); US Ecology Michigan, Inc., and Stablex Canada Inc., a Canadian Federal Corporation (Stablex).