Alexco Resource Corp operates in the resource industry. The Company operates two principal businesses: a mining business and environmental services business. Mining business comprises of mineral exploration and mine development and operation in Canada, primarily in Yukon Territory. Its Keno Hill District (KHSD) project is located near the village of Keno City, approximately 350 kilometers north of Whitehorse, Yukon. It also holds several other property interests within the district, including but not limited to the Silver King, Elsa, Husky, Sadie Ladue and McQuesten properties. Environmental services business operates through Alexco Environmental Group (AEG). AEG provides consulting, remediation solutions and project management services in respect of environmental permitting and compliance and site remediation, in Canada, the United States and elsewhere.