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844 documents · Page 26 of 43

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Aquatic Effects Monitoring Program (AEMP) Data Report, Ekati Diamond Mine (BHP Billiton, December 2000)
1 December 2000Report
The 2000 Aquatic Effects Monitoring Program (AEMP) Data Report presents comprehensive environmental monitoring data collected by BHP Diamonds Inc. and Rescan Environmental Services at the Ekati Diamond Mine in the Northwest Territories, including meteorology, hydrology, lake and stream water quality, sediment quality, physical limnology, and biological monitoring (phytoplankton, zooplankton, and benthic organisms).
Aquatic Effects Monitoring (AEMP)Aquatics Water Quality
Processed Kimberlite Tailings Reclamation Research Program, Ekati Diamond Mine, 2000 Annual Report (BHP Billiton, December 2000)
1 December 2000Report
This annual report documents the Processed Kimberlite Tailings Reclamation Research Program for 2000 at the Ekati Diamond Mine, presenting first-year results from three field studies (Soil Amendment, Revegetation, and Species Trials) designed to develop effective revegetation techniques for processed kimberlite tailings disposal cells. The studies evaluate soil amendments, seed treatments, and plant species suitability to determine whether vegetative cover or rock cover is appropriate for long-term tailings stabilization.
Closure & Reclamation Revegetation Kimberlite Tailings Water Quality
Processed Kimberlite Tailings Reclamation Research Program, 2000 Annual Report, Ekati Diamond Mine (BHP Billiton, December 2000)
1 December 2000Report
This 2000 annual report documents BHP Diamonds' Processed Kimberlite Tailings Reclamation Research Program at the Ekati Diamond Mine, detailing three field studies (Soil Amendment, Revegetation, and Species Trials) established in Cell B of Long Lake Containment Facility to develop effective techniques for revegetating processed kimberlite tailings. The report presents baseline soil chemistry data, study design rationale, construction methods, monitoring protocols, and first-year results from revegetation research using various soil amendments and native grass species.
Closure & Reclamation Revegetation Kimberlite Tailings
BHP Newsletter, Issue 6, December 2000 (BHP Billiton, December 2000)
1 December 2000Report
BHP Diamonds Inc. newsletter for December 2000 reporting on operations at the Ekati Diamond Mine, including family visits, environmental assessment progress for Sable-Pigeon-Beartooth pipes, reclamation research at Long Lake Containment Facility, mining operations at Koala and Misery pits, staff achievements, and ongoing operational improvements.
Closure & Reclamation Revegetation Kimberlite Tailings Monitoring
Waste Rock Storage Area Seepage Survey, Ekati Diamond Mine (BHP Billiton, November 2000)
2000Report
BHP Diamonds Inc. 2000 Waste Rock Storage Area Seepage Survey "Book #15" — transmittal November 21 2000 from Jim Millard (BHP Environmental) to Melody MacLeod, Mackenzie Valley Land and Water Board, with monthly reports from June-September 2000. Includes Enviro-Test QC Report Workorder L11659 (Edmonton) chemistry for Aluminum, Arsenic, Barium, Beryllium, Nickel, Lead, Antimony, Selenium, Titanium, Chromium, Copper, Iron, Manganese, Molybdenum with detection limits and Relative Percent Differences (RPD), and Mike Tanguay BHP analytical request forms.
Waste Rock Geochemistry Monitoring
Preliminary Data & Status, Waste Rock Seepage Study (BHP Billiton, October 2000)
31 October 2000Report
BHP Diamonds Inc. submits preliminary seepage monitoring data and status update for September 2000 from the Panda Waste Rock Storage Area adjacent to Beartooth and Bearclaw Lakes, in response to Mackenzie Valley Land and Water Board requirements. The report documents seepage flows observed at monitoring stations, tundra reference stations, bioassay results, and geochemical investigations with attached preliminary analytical certificates from Enviro-Test Laboratories.
Waste Rock Monitoring Water Quality
Waste Rock Storage Area Seepage Survey Records, Ekati Diamond Mine (BHP Billiton, April 2000)
19 October 2000Presentation
This document comprises a faxed technical presentation by Kevin Morin reviewing BHP's 1999 waste rock seepage survey results at Ekati Diamond Mine, with conclusions that acid mine drainage is forming and may be increasing in severity, plus preliminary August 2000 seepage monitoring data showing acidic pH and elevated sulfate concentrations at multiple monitoring stations.
Waste Rock Geochemistry Acid Rock Drainage
Bioassay Test Results, Ekati Diamond Mine Effluent Samples (Environment Canada, October 2000)
2000Report
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). Includes Ecotoxicology Laboratory EP Laboratories Prairie & Northern Region (5320-122 Street Edmonton) reports for Daphnia magna (Lab Sample 00-01658, 00-01632) and rainbow trout (Lab Sample 00-01657) toxicity tests, with test conditions (300 ml beakers, 150 ml volume, 16h light / 8h dark photoperiod, 548 lux) and test chemistries (temperature, dissolved oxygen, conductivity, pH at 0h and 48h). Glossary of EC50, IC50, dilution-series terms.
Wastewater Aquatics Water Quality
Preliminary Data and Status for Waste Rock Seepage Study, June 2000 (BHP Billiton, July 2000)
6 July 2000Report
BHP Diamonds Inc. submitted preliminary seepage monitoring data and status update for June 2000 to the Mackenzie Valley Land and Water Board, documenting water quality analyses from seepage monitoring stations at the Panda Waste Rock Storage Area and reference tundra stations. The report indicates confirmed seepage flows from the waste rock pile were not identified during June due to dry conditions following snowmelt, with analytical results for major ions, metals, and other water quality parameters from multiple monitoring and reference locations.
Waste Rock Water Quality Monitoring
Spring Waste Rock Storage Area Seepage Survey Case File, Ekati Diamond Mine (BHP Billiton, July to August 2000)
2000Report
BHP Diamonds Inc. Spring 2000 Waste Rock Storage Area Seepage Survey Report submitted to the Mackenzie Valley Land and Water Board (Melody Macleod), under Water Licence Application NFL2-1616, August 9 2000. Includes ENVIRO-TEST Chemical Analysis lab reports (Edmonton) of seepage samples for sulfate (SO4 — 2180 mg/L peak), total suspended solids, turbidity, pH, conductivity, total alkalinity, ammonia-N, nitrate, uranium (U), vanadium (V), zinc (Zn), and other metals, plus an Enhanced Monitoring and Confirmation Plan emphasizing sulphide content tracking in the Panda pit.
Waste Rock Geochemistry Water Quality
Information Requests Response, Sable, Pigeon & Beartooth Kimberlite Pipes Environmental Assessment (BHP Billiton, July 2000)
1 July 2000Regulatory Filing
This compilation of information requests and responses addresses environmental assessment questions from Environment Canada, Department of Fisheries and Oceans, and Department of Indian Affairs and Northern Development regarding BHP's proposed expansion of the Ekati Diamond Mine to include Sable, Pigeon, and Beartooth kimberlite pipes. The document covers meteorological data, water balance, air quality impacts, waste rock management, sediment quality, and hydrological design parameters for the proposed development.
Development Plans Monitoring Air Quality
Wolverine Ecology, Distribution & Productivity in the Slave Geological Province, Final Report to the West Kitikmeot Slave Study Society (GNWT, June 2000)
30 June 2000Report
This final report documents a four-year wolverine research project (1996-1999) in the Slave Geological Province examining ecology, distribution, home range, movements, reproduction, and harvest patterns of wolverines (Gulo gulo) on the central Arctic barrens. The study captured 36 individual wolverines via radio telemetry and examined 473 harvested wolverines to assess population dynamics, productivity, and the potential impacts of mineral development on this species.
Wildlife Wolverine Traditional Knowledge Habitat Assessment
Waste Rock Seepage Issues, Water Licence N7L2-1616 (MVLWB, June 2000)
2 June 2000Letter
The Mackenzie Valley Land and Water Board denies BHP's request to suspend pH licence limits and instead directs enhanced monitoring and confirmation measures for waste rock seepage, particularly addressing potential acid mine drainage development at the Panda Waste Rock Storage Area draining to Beartooth Lake. The document includes regulatory correspondence, technical geochemical review findings confirming AMD formation, and meeting minutes regarding the 1999 Waste Rock Seepage Survey results.
Waste Rock Acid Rock Drainage Water Quality
Environmental Assessment Miscellaneous Resource Binder, Ontario Association for Impact Assessment Annual Conference (ESG International, June 2000)
2000Report
Environmental Assessment (Miscellaneous) Resource Binder for the Ontario Association for Impact Assessment (OAIA) Annual Conference 2000 — Integrated Impact Assessment: Innovations and Challenges (June 1-2 2000, 10th Anniversary). Sessions include Sustainable Watershed Resources (Paul Emerson, Grand River Conservation Authority), Trails / Water Quality / Habitat partnerships in Toronto Waterfront Humber Watershed (Larry Fields), Day 2 Welcome by Eva Ligeti (Visiting Environmentalist, University of Toronto), Paul McDonald (President OAIA), David Chernushenko (Green & Gold Inc.), Joe Jordan MP (Leeds and Grenville luncheon address "Environmental Assessment: Adapting to a Changing World"), and Ontario MNR regional contact directory.
Development Plans Monitoring
Archaeological Investigations for BHP Diamonds Inc., Ekati Diamond Mine (Points West Heritage Consulting, May 2000)
11 May 2000Report
This 1999 archaeological investigation report documents the discovery of 18 new archaeological sites and confirmation of 6 previously recorded sites within the BHP Diamonds claim block at Ekati Diamond Mine in the Northwest Territories. The study, conducted by Points West Heritage Consulting Ltd. over six consecutive years under NWT Archaeologists permit 99-884, involved site tours with local Indigenous representatives, intensive inventory of areas near proposed Sable, Beartooth, and Pigeon pits, artifact collection, and testing at selected locations, resulting in a total of 150 recorded archaeological sites in the claim block.
Traditional Knowledge Yellowknives Dene Tłı̨chǫ
Bathurst Barren-Ground Caribou Management Planning Agreement (Multiple parties, April 2000)
27 April 2000Regulatory Filing
This agreement establishes the Bathurst Caribou Management Planning Committee, a multi-party body comprising federal, territorial, and Nunavut governments plus aboriginal organizations, to develop a ten-year management plan for the Bathurst barren ground caribou herd and its habitat across the Northwest Territories and Nunavut. The agreement sets out objectives, principles, committee membership, procedures, and funding mechanisms for coordinated management of this shared resource.
Caribou Wildlife Traditional Knowledge
Environmental Impact Report 2000, Ekati Diamond Mine (BHP Billiton, April 2000)
25 April 2000Report
BHP Diamonds Inc.'s Environmental Impact Report 2000 assesses the biophysical effects of the Ekati Diamond Mine on valued ecosystem components from June 1996 through December 1999, comparing actual performance against predictions in the 1995 Environmental Impact Statement and describing adaptive management strategies, monitoring programs, and reclamation efforts.
Development Plans Monitoring Water Quality
Annual Report on Community Health and Well Being, BHP Point of Hire Communities (GNWT, 2000)
1 April 2000Report
Annual report on community health and well-being for BHP Point of Hire Communities (1999 data), monitoring 14 socioeconomic indicators to assess impacts of the Ekati Diamond Mine project on affected Northwest Territories communities. Report presents baseline data and trend analysis across multiple health and social dimensions including employment, income, housing, education, and crime.
Monitoring Development Plans Environmental Agreement Traditional Knowledge
Environmental Assessment Executive Summary, Sable, Pigeon & Beartooth Kimberlite Pipes, Ekati Diamond Mine (BHP Billiton, April 2000)
1 April 2000Report
BHP Diamonds Inc.'s environmental assessment executive summary for the proposed development of Sable, Pigeon and Beartooth kimberlite pipes at the Ekati Diamond Mine in the Northwest Territories, assessing environmental, social and economic effects and describing mitigation measures and baseline studies conducted between 1997-1999.
Development Plans Exploration Environmental Agreement Wildlife
Preliminary Design of Water Control Structures for Sable, Pigeon and Beartooth Pit Developments, Ekati Diamond Mine (EBA Engineering, April 2000)
1 April 2000Report
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, stream diversions, and water management systems to address pit dewatering, sediment control, and environmental protection.
Development Plans Water Quality Monitoring Wastewater

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844 documents · Page 26 of 43