The federal department amended solicitation 5000094879, reference cb-405-63428929, on Sept. 22. CanadaBuys lists the opportunity as open and closing Oct. 15, 2026. It seeks a contractor for implementation, monitoring and assessment of plant-based remediation at the Eureka High Arctic Weather Station in Nunavut.

The work concerns petroleum-hydrocarbon-affected soil at a remote federal facility on Ellesmere Island. The procurement may matter to environmental-remediation firms and northern service providers. Canada has not disclosed an estimated contract value in the public listing.

Suppliers have until Oct. 15, 2026 to submit proposals under the amended notice. The successful contractor would be expected to complete the work no later than March 31, 2029. Canada has not announced an award.

Buyer: Department of the Environment (Environment and Climate Change Canada). Solicitation number: 5000094879. CanadaBuys reference: cb-405-63428929. Notice type: request for proposal, competitive open bidding. Status: open and amended Sept. 22, 2026. Delivery location: Nunavut Territory, at the Eureka High Arctic Weather Station. The work is intended for soil that cannot readily be excavated because of nearby infrastructure or erosion and embankment-stability concerns. Phytoremediation uses plants and related biological processes to help break down or manage contamination. The earlier public listing showed an Oct. 1 closing date; the amended official CanadaBuys index now shows Oct. 15.