Effluent treatment, mine wastewater handling, discharge water
177 documents · Page 6 of 9
BHP Diamonds Inc. submitted a Mining Industry Questionnaire for Water Licence Applications to the Mackenzie Valley Land and Water Board in August 2001, providing supplemental information in support of their application…
BHP Diamonds Inc. submitted this supporting document to the Mackenzie Valley Land and Water Board for regulatory permits to develop three additional kimberlite pipes (Sable, Pigeon, and Beartooth) at the Ekati Diamond M…
Water quality monitoring data from Huckleberry Mines Ltd. (Ekati Diamond Mine) covering multiple sampling locations from 1997 to 2001, including physicochemical parameters, toxicity tests, and dissolved/total metal conc…
Chronology of regulatory correspondence and approvals (January 2001–August 2003) documenting the dewatering of Fox Lake at Ekati Diamond Mine, including water license amendments, management plan approvals, and disputes…
BHP Diamonds Inc. water surveillance program monthly report for May 2001 submitted to the Mackenzie Valley Land and Water Board in compliance with water licence N7L2-1616, containing water sampling results, flow and vol…
The Mackenzie Valley Land and Water Board responds to DIAND's concerns regarding Water License N7L2-1616 for BHP Diamonds Inc., addressing procedural issues with the Technical Advisory Committee policy and clarifying th…
Stanton Regional Health Board outlines environmental health legislative requirements for applicants seeking Land or Water Use Permits in the Northwest Territories, specifying N.W.T. Public Health Act regulations and det…
Fisheries and Oceans Canada (DFO Fish Habitat Management, Yellowknife) binder including the March 12 2002 letter to Mackenzie Valley Land and Water Board, the Review and Evaluation of the BHP Billiton Application for Cl…
Bioassay Test Results binder — Environment Canada Environmental Protection Branch (Yellowknife) reports on toxicity testing of BHP Ekati Diamond Mine effluent samples (sampled by Tom Unka, October-December 2000). Includ…
Court decision and regulatory correspondence documenting BHP Diamonds' trial on Fisheries Act charges (s.35 and s.36) related to fish habitat disruption during mine construction (1994-1997), including a warning letter i…
Preliminary design report for water control structures at three proposed kimberlite pit developments (Sable, Pigeon, and Beartooth) at the Ekati Diamond Mine, including specifications for retention dams, filter dykes, s…
EBA Engineering Consultants prepared preliminary designs for water control structures at three proposed kimberlite pit developments (Sable, Pigeon, and Beartooth) at the Ekati Diamond Mine. The report includes designs f…
This composite document contains two reports: (1) Chris Mills' technical review of BHP Diamonds' wastewater and tailings management for the NWT Diamonds Project, highlighting concerns about tailings characterization, tu…
Monthly water surveillance network program report for December 1999 and November 1999 from BHP Diamonds Inc. for the Ekati Diamond Mine, presenting detailed water sampling results, chemical analyses, flow measurements,…
This technical report presents results from the 1999 Kodiak Lake Sewage Effects Study, the third and final year of a three-year monitoring program examining the effects of treated sewage effluent discharge on the lake e…
Technical report documenting the 1999 Kodiak Lake Sewage Effects Study conducted by Rescan Environmental Services for BHP Diamonds Inc., including detailed stream flow monitoring data from multiple locations (Grizzly, P…
BHP Diamonds Inc. proposes to develop three additional kimberlite pipes (Sable, Pigeon, and Beartooth) at the Ekati Diamond Mine in the Northwest Territories to extend mine life from 15 to 18 years. The project descript…
This environmental assessment evaluates the potential ecological effects of cadmium releases from the proposed Diavik Diamond Mine on Lac de Gras, examining cadmium sources, environmental fate, bioaccumulation in aquati…
This 1998 compliance report documents BHP Diamonds Inc.'s adherence to water licence N7L2-1616 for the Ekati Diamond Mine, detailing water use, dewatering operations, construction projects, waste disposal, tailings mana…
This technical report presents the 1998 Kodiak Lake Sewage Effects Study, the second year of a three-year monitoring program examining the effects of treated sewage effluent discharge on water quality, sediment quality,…