Arsenic and employment concerns outlined in Giant mine remediation report

Arsenic and employment concerns outlined in Giant mine remediation report

Existing plans to bury arsenic-bearing waste at Giant Mine are “inconsistent with the long-term goal of minimizing the site’s perpetual care needs,” according to the Giant Mine Oversight Board’s (GMOB’s) 2025 annual report.

Arsenic and employment concerns outlined in Giant mine remediation report - Yellowknifer

Existing plans to bury arsenic-bearing waste at Giant Mine are “inconsistent with the long-term goal of minimizing the site’s perpetual care needs,” according to the Giant Mine Oversight Board’s (GMOB’s) 2025 annual report. The board is concerned that the buried materials may add to the “burden of perpetual care by requiring maintenance and monitoring to ensure they remain safely frozen in perpetuity.” The GMOB also says the proposal to bury the…