Waste Rock and Waste Rock Storage Area Seepage Survey Report, Ekati Diamond Mine (Dominion Diamond, April 2019)
This 2018 Waste Rock and Waste Rock Storage Area Seepage Survey Report documents Dominion Diamond Mines' compliance with Water Licence W2012L2-0001 requirements for monitoring seepage quality and waste rock geochemistry at the Ekati Diamond Mine. The report identifies 8 seeps of potential concern in 2018 and presents adaptive management actions, waste rock characterization data from multiple pits, and seepage monitoring results from six waste rock storage areas, concluding that no adverse effects on receiving waterbodies were detected despite elevated constituent concentrations at some seep locations.
- Date
- 2019-04-24
- Document type
- report
- Parties
- Dominion Diamond Mines ULC, Wek'èezhìi Land and Water Board, SRK Consulting (Canada) Inc., ERM Inc., ALS Environmental, ALS Minerals, Tetra Tech
- Locations
- Ekati Diamond Mine, Northwest Territories, Yellowknife, Calgary, Bearclaw Lake, Cujo Lake, Three Hump Lake, Pond D, South Fox Lake, Pelzer Pond, Mossing Lake, Panda Pit, Koala Pit, Fox Pit, Misery Pit, Pigeon Pit, Lynx Pit, Sable Pit, Fox WRSA, Panda/Koala WRSA, Misery WRSA, Lynx WRSA, Pigeon WRSA, Sable WRSA, Coarse Kimberlite Rejects Storage Area, Lynx Crusher Pad, King Pond, Lac de Gras, Nema Lake, Martine Lake, One Hump Lake, Lake C
- Parameters
- waste rock seepage, water quality, seeps of potential concern, acid rock drainage, metal leaching, geochemical monitoring, coarse kimberlite rejects, total suspended solids, pH, conductivity, major ions, trace metals, aluminum, ammonia, arsenic, chloride, chromium, copper, iron, molybdenum, nickel, nitrate, nitrite, selenium, strontium, sulfate, uranium, total dissolved solids, hardness, alkalinity, dissolved metals, effluent quality criteria, adaptive management, receiving environment, seepage monitoring, waste rock characterization, acid-base accounting, neutralization potential, maximum potential acidity, potentially acid generating, thermal monitoring, flow rate, field measurements, laboratory analysis, BTEX, total petroleum hydrocarbons
- Pages
- 615
Original document
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