Interim Closure and Reclamation Plan (ICRP), Version 3.0, Part 2, Open Pits, Ekati Diamond Mine (Dominion Diamond, August 2018)
This section of the Ekati Mine Interim Closure and Reclamation Plan (ICRP) Version 3.0 from August 2018 details closure objectives, criteria, and engineering works for open pits at the Ekati Diamond Mine. It presents pit-by-pit evaluations for constructing littoral zones to enhance ecological complexity in pit lakes, water quality modelling predictions, and community engagement outcomes regarding pit lake closure and reclamation strategies.
- Date
- 2018-08-01
- Document type
- report
- Parties
- Dominion Diamond Mines, BHP Billiton, Wek'èezhìı Land and Water Board (WLWB), Fisheries and Oceans Canada (DFO), Tkı̨ı̨lı̨ Kę Dene (TKEG), ERM Rescan, Golder Associates, CE-QUAL-W2
- Locations
- Ekati Diamond Mine, Northwest Territories, Pigeon Pit, Beartooth Pit, Fox Pit, Sable Pit, Lynx Pit, Misery Pit, Panda Pit, Koala Pit, Koala North Pit, Jay Pit, Upper Exeter Lake, Lac du Sauvage, Bearclaw Lake, Upper Panda Lake, Kodiak Lake, Lac de Gras, Pigeon Stream, Fay Bay, One Hump Lake, Ursula Lake, Horseshoe Lake, Two-Rock Sedimentation Pond, Long Lake Containment Facility (LLCF)
- Parameters
- pit lake water quality, closure water quality criteria, littoral zones, fish passage connectivity, meromixis, processed kimberlite (PK), fine processed kimberlite (FPK), acid rock drainage (ARD), metal leaching (ML), total dissolved solids (TDS), cadmium, copper, aluminum, iron, nickel, zinc, sulphate, phosphorus, chromium, total suspended solids (TSS), pit wall stability, channel stability, wildlife egress, aquatic habitat, sediment and nutrient loading, porewater release, consolidation, freshwater cap, minewater management, pit flooding, outflow channels, connector channels
- Pages
- 399
Original document
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