Alexco Resource Corp. (Alexco) operates two businesses: a mining business, consisting of mineral exploration and mine development and operation in Canada, located in Yukon Territory, and through its Alexco Environmental Group (AEG), an environmental services business, providing consulting, remediation solutions and project management services in respect of environmental permitting and compliance and site remediation, in Canada and the United States. The Company's principal mining business activities are being carried out within the Keno Hill Silver District (KHSD) in Yukon Territory. The KHSD project is located near the village of Keno City, approximately 350 kilometers north of Whitehorse, Yukon. The KHSD property comprises the Flame & Moth, Bellekeno and Lucky Queen deposits, as well as the Onek, Bermingham properties and Elsa Tailings properties. It holds various other property interests within KHSD, including Silver King, Husky and McQuesten, and other properties.