Waste Rock Storage Area Seepage Survey, Ekati Diamond Mine (BHP Billiton, November 1999)
BHP Diamonds Inc. 1999 Waste Rock Area Seepage Survey transmittal letter (November 17 1999) and report to Gordon Wray, Chairman, NWT Water Board (Yellowknife). File reference 1616. Discusses the Panda waste rock pile drainage into Beartooth Lake, pH-6.0 trigger threshold for initiating seepage controls, and includes ETL EnviroTest (Edmonton/Calgary) Chain of Custody analytical reports with chemistry results for seepage samples.
- Date
- 1999
- Document type
- report
- Parties
- BHP Diamonds Inc., BHP, Gordon Wray, NWT Water Board
- Locations
- Yellowknife, Ekati, Northwest Territories
- Parameters
- waste rock area seepage survey, Panda waste rock pile, Beartooth Lake, water licence N7L2-1616, pH trigger, seepage control, ekati
- Pages
- 142
Original document
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