Sable, Pigeon and Beartooth Water Licence MV2001L2-0008 Regulatory Case File, Binder 4 (BHP Billiton, 2002 to 2008)

Sable, Pigeon and Beartooth (SPB) Binder 4 for the Ekati Diamond Mine BHP Billiton Diamonds Inc. (2008). Includes BHPB amalgamation of SPB Licence with main licence proposal (Eric Denholm, Laura Tyler, Ricus Grimbeek BHPB), Bruce Hanna (DFO), Violet Camsell-Blondin and Ryan Fequet (WLWB) correspondence on the SPB renewal process and notice of receipt of submissions. Geochemistry: biotite schist's failure to generate acidic leachate within 43 weeks not proving long-term drainage chemistry; Beartooth and Pigeon kimberlite Net Potential (NP) determinations based on Sobek methodology incompatible with kimberlite matrix; Beartooth designated Potentially Acid Generating (PAG), Pigeon not PAG (no segregation required). IEMA submissions and waste-rock-storage-area runoff water-quality contingencies.