Mr. Clynt Nauman reports

ALEXCO ANNOUNCES NEW BOARD MEMBER

Alexco Resource Corp. has appointed Karen McMaster to the board of directors, effective immediately. Ms. McMaster's extensive history in the mining industry has been primarily focused on legal counsel for environmental matters, as well as exploration and mine development. In addition to law, Ms. McMaster has an MBA in sustainability and has occupied a number of roles, including legal counsel and investor relations adviser for Caledonia Mining Corp., legal counsel for Rio Algom Ltd., and internal auditor for BHP Billiton PLC.

Clynt Nauman, Alexco chief executive officer and chairman, commented: "We are very pleased to have Karen join our board. With over 25 years of experience working in the mining sector focusing on environmental and sustainability matters, as well as first nations and community work, we look forward to Karen being an important contributor to the growth of our overall business, including our environmental business, AEG."

About Alexco Resource Corp.

Alexco owns 100 per cent of the high-grade Keno Hill silver district (KHSD) in Canada's Yukon. Alexco published an updated preliminary economic assessment (PEA) in March, 2017, which anticipates the sequential development of four high-grade silver deposits over an eight-year mine life to produce more than a million tonnes with an average grade of 843 grams per tonne, 3.3 per cent lead and 4.2 per cent zinc. Silver production is anticipated to be approximately 3.5 million ounces per year.

Employing a unique business model, the Alexco Environmental Group also provides mine-related environmental services, remediation technologies, and reclamation and mine closure services to both government and industry clients.

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