The Columbia Wetlands is a 15,070 hectare wetland in the Columbia Valley region of southeastern British Columbia, Canada. It was designated a wetland of international importance on World Environment Day, June 5, 2005, and is the thirty-seventh such site in Canada. The wetland satisfies all the inclusion criteria of the Ramsar Convention. It is maintained by the Columbia Wetlands Wildlife Management Area (CWWMA, designated in 1996) and administered by the Canadian Wildlife Service.