Baseline Information on Ground Water, EIS Additional Information Response (Section 9, 806d) (BHP Billiton, December 1995)
This document responds to a panel's request for additional information on baseline ground water data and monitoring plans for the proposed BHP Diamond Mine at Lac de Gras. The proponent describes low predicted groundwater inflows based on permafrost presence and low hydraulic conductivity of granite bedrock, with plans for periodic monitoring of actual pit dewatering rates rather than a comprehensive regional monitoring program.
- Date
- 1995
- Document type
- regulatory-filing
- Parties
- BHP Diamond Mines, Bruce Geotechnical Consultants Ltd., Hemmera Resource Consultants Ltd., Rescan Environmental Services Ltd.
- Locations
- Coppermine River, Slave Province, Yilgarn block, Western Australia, Lupin Mine, Northwest Territories, Lac de Gras Area, Panda, Fox
- Parameters
- ground water quality, ground water flows, leachate, hydraulic conductivity, permafrost, pit dewatering, water quality analysis, ground water monitoring, tailings water contamination, pit slope stability
- Pages
- 3
Original document
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