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940 documents · Page 28 of 47

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Environmental Impact Report 2000, Ekati Diamond Mine (BHP Billiton, April 2000)
1 April 2000Report
BHP Diamonds Inc.'s Environmental Impact Report 2000 assesses the biophysical effects and impacts of the Ekati Diamond Mine on valued ecosystem components from June 1996 through December 1999, comparing actual performance against predictions made in the 1995 Environmental Impact Statement. The report covers exploration, construction, and operational phases of Canada's first diamond mine in the Northwest Territories, including adaptive management strategies, environmental monitoring programs, and reclamation efforts.
Development Plans Monitoring Aquatics
Preliminary Design of Water Control Structures, Sable, Pigeon & Beartooth Pit Developments, Ekati Diamond Mine (EBA Engineering, April 2000)
1 April 2000Report
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 for frozen core retention dams, semi-pervious filter dykes, stream diversions, and water management systems to address hydrologic and environmental requirements for each site.
Development Plans Wastewater Water Quality Closure & Reclamation
Sable, Pigeon and Beartooth Development Regulatory File and BHP Socio Economic Annual Reports, Ekati Diamond Mine (Chris Mills, 1997 to 2000)
1 April 2000Report
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, turbidity discharge compliance, and acid neutralization potential; and (2) the 1999 Annual Report on Community Health and Well Being for BHP's point-of-hire communities, presenting socioeconomic monitoring data on employment, health outcomes, and social indicators for communities affected by the Ekati Mine development.
Wastewater Waste Rock Water Quality
Environmental Agreement and Water Licence Annual Report, Ekati Diamond Mine (BHP Billiton, March 2000)
31 March 2000Report
BHP Diamonds Inc.'s 1999 Environmental Agreement and Water Licence Annual Report documents the third year under the Environmental Agreement and the first full year of mine production at the Ekati Diamond Mine in the Northwest Territories, detailing operational activities, environmental monitoring programs, compliance status, and continuous improvement initiatives across water management, waste handling, wildlife protection, and reclamation efforts.
Environmental Agreement Water Licence Regulatory
Annual Report 1999 to 2000 (West Kitikmeot/Slave Study Society, March 2000)
31 March 2000Report
The West Kitikmeot / Slave Study Society's 1999-2000 annual report documents the fourth year of a five-year research initiative established in 1996 to collect environmental and socioeconomic information for the West Kitikmeot / Slave area in the NWT and Nunavut. The report details ongoing research projects, funding partnerships, governance structure, and the Study's growing role in assessing cumulative effects of mineral development in the region.
Traditional Knowledge Wildlife Caribou Water Quality Development Plans
Information Package on the Canadian Environmental Protection Act, 1999 (CEPA '99) (Environment Canada, March 2000)
31 March 2000Report
Speaking notes and information package explaining the Canadian Environmental Protection Act, 1999 (CEPA '99), which came into force on March 31, 2000. The document covers the Act's key objectives, administrative structures, public participation mechanisms, toxic substance controls, pollution prevention, waste management, and enforcement tools.
Regulatory Development Plans Water Quality Air Quality
Independent Environmental Monitoring Agency (IEMA) Performance Evaluation Report (Macleod Institute, March 2000)
7 March 2000Report
The Macleod Institute conducted a comprehensive performance evaluation of the Independent Environmental Monitoring Agency (IEMA), examining the Agency's effectiveness in meeting its responsibilities under the Environmental Agreement governing the Ekati Diamond Mine. The evaluation assessed stakeholder understanding of the Agency's mandate, satisfaction with outcomes, activity design quality, and external factors influencing Agency performance, ultimately concluding that while the Agency's technical contributions are strong, significant improvements are needed in communications, community engagement, strategic planning, and internal management.
Environmental Agreement Monitoring Traditional Knowledge Waste Rock
Independent Environmental Monitoring Agency Evaluation Report (Macleod Institute, March 2000)
7 March 2000Report
The Macleod Institute conducted a performance evaluation of the Independent Environmental Monitoring Agency's effectiveness in meeting its mandate under the Environmental Agreement for the Ekati Diamond Mine, assessing the Agency's monitoring, public involvement, and management activities through interviews with 29 stakeholders and document review. The evaluation found the Agency's technical contributions well-received but identified significant gaps in community communications, liaison functions, and strategic planning.
Environmental Agreement Monitoring Traditional Knowledge Correspondence
Reclamation Research Program, 1999, Ekati Diamond Mine (ABR Inc., May 2000)
1 March 2000Report
This 1999 annual report documents BHP Diamonds' reclamation research program at the Ekati Diamond Mine, evaluating kimberlite and lake sediment as growth substrates for vegetation, assessing riparian and wetland vegetation establishment in the Panda Diversion Channel, and monitoring reclamation efforts at multiple mine disturbance sites. The research focused on developing techniques to support long-term plant establishment and ecosystem recovery in support of mine closure and reclamation objectives.
Closure & Reclamation Revegetation Kimberlite Tailings Water Quality
Water Surveillance Network Program (SNP) Monthly Reports, Water Licence N7L2-1616, Ekati Diamond Mine (BHP Billiton, 1998 to 1999)
1 March 2000Report
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, and weather data from multiple monitoring stations in compliance with water licence N7L2-1616.
Monitoring Water Quality SNP
Building Better Cumulative Effects Assessments, Participants Resource Binder (Banff Centre for Management, March 2000)
2000Report
Cumulative Effects Assessment — Participants Resource Binder from Banff Cumulative Environmental Effects (CE) workshop, March 1997. Sessions led by Bill Ross (University of Calgary), Jeff Green (AXYS), with appraisers (Vicki Robin Elford), Telus (Lionel Peel) and others. Covers urban EIA / more CE / more people, CE assessment perspectives, definitions and context, difficulties undertaking CEA. Includes "A Guide to Environmental Assessments: Assessing Cumulative Effects" (March 1997 — Authorities and Reference Appendix), Canadian Environmental Assessment Act Reference Guide for cumulative effects, and Central Rockies ecosystem / Banff National Park ecological integrity and interjurisdictional land-management cooperation case study.
Development Plans Monitoring Wildlife Water Quality Air Quality
Summary Report, Environmental Agreement Annual Report 1999 & Environmental Impact Report 2000, Ekati Diamond Mine (BHP Billiton, March 2000)
~2000Report
Approximate date — inferred from filename
BHP's Environmental Agreement Annual Report 1999 and Environmental Impact Report 2000 document the company's environmental management programs and monitoring activities at the Ekati Diamond Mine in the Northwest Territories, covering monitoring of air quality, water, wildlife, and archaeological sites over the first three years of mine operations from 1996-1999.
Environmental Agreement Monitoring Air Quality
Operating Environmental Management Plan and Supporting Documents A to F, Ekati Diamond Mine (BHP Billiton, February 2000)
2000Report
EKATI Diamond Mine Operating Environmental Management Plan (OEMP) Supporting Documents A-F (February 2000, BHP Diamonds Inc., Yellowknife). Includes Support Document D Spill and General Contingency Plan, the Waste Management Plan (Section 3.0 Contingency Planning for improper disposal / fire / extreme weather and safety-cease procedures for landfill operations), Air Quality Management & Monitoring Plan QA for ambient air monitoring systems (per US EPA Quality Assurance Handbook for Air Pollutant Measurement Systems), and references to Pomeroy / Marsh / Jones / Davies "Spatial Distribution of Snow Chemical Load at the Tundra-Taiga Transition" (Biogeochemistry of Seasonally Snow-covered Catchments).
Development Plans Regulatory Air Quality
Waste Rock & Ore Storage Management Plan and Wastewater & Processed Kimberlite Management Plan, Ekati Diamond Mine (BHP Billiton, February 2000)
1 February 2000Report
This document is the Waste Rock and Ore Storage Management Plan for the Ekati Diamond Mine, detailing the characterization, geochemical testing, and management strategies for mine waste rock, ore storage, and drainage from four kimberlite pipes (Panda, Koala, Misery, and Fox) scheduled for sequential mining between 1997 and 2014. The plan includes rock type geology, results of geochemical testing, water quality predictions, waste management strategies, and monitoring protocols required under the Type A Water Licence.
Waste Rock Acid Rock Drainage Geochemistry
Interim Abandonment and Restoration Plan, Ekati Diamond Mine (BHP Billiton, February 2000)
1 February 2000Report
This interim abandonment and restoration plan describes BHP's strategy for reclaiming disturbed areas at the Ekati Diamond Mine following the mining of four kimberlite pipes (Panda, Koala, Fox, and Misery) over a projected 15-year operational period. The plan details reclamation approaches for open pits, underground facilities, tailings containment areas, waste rock storage, water management structures, quarries, roads, and other infrastructure, emphasizing stable landforms, water resource protection, and facilitation of natural recovery through progressive reclamation, revegetation research, and post-closure monitoring.
Closure & Reclamation Closure Plan Revegetation
Kodiak Lake Sewage Effects Study Technical Report, Ekati Diamond Mine (BHP Billiton, January 2000)
31 January 2000Report
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 ecosystem. The report documents changes in water quality, biological communities, sediment conditions, and fish populations from 1994–1999, and includes dissolved oxygen modelling and assessment of downstream impacts on Little Lake.
Wastewater Aquatics Water Quality
Waste Rock and Waste Rock Storage Area Seepage Survey Case File, Ekati Diamond Mine (WLWB, 2000 to 2008)
2000–2008Report
Waste Rock Seepage Survey binder for the Ekati Diamond Mine (BHP Billiton Diamonds Inc., later under Wek'èezhìi and Mackenzie Valley Land and Water Board oversight) covering 1999–2008. Includes annual spring/summer seepage survey reports, BHPB correspondence (Laura Tyler, Jim Millard, David Scott, Brent Murphy, Sarah Baines), MVLWB/WLWB correspondence (Violet Camsell-Blondin, Ryan Fequet, Sevanna), 2005 EIR (Environmental Impact Review) technical meetings, ICRP (Interim Closure and Reclamation Plan) Terms of Reference, 2006 Water and Processed Kimberlite Management Plan (WPKMP), Surveillance Network Program non-compliance correspondence (Red Pederson Agency / John Witteman BHP), and Water Licence MV2003L2-0013 documents.
Waste Rock Water Quality Regulatory Geochemistry
Water Licence N7L2-1616 Amendment for Dewatering and Mining of Fox Lake, Case File (BHP Billiton, 2000 to 2004)
2000–2004Regulatory Filing
This is a comprehensive regulatory filing document containing correspondence and meeting records spanning from 2000 to 2004 regarding BHP Billiton's Fox Pit water licence amendment application for the Ekati Diamond Mine, including dewatering plans, fish habitat compensation, waste rock storage, and environmental monitoring requirements reviewed by multiple regulatory agencies.
Regulatory Water Licence Development Plans
Kodiak Lake Sewage Effects Study Technical Report, Appendices, Ekati Diamond Mine (BHP Billiton, January 2000)
1 January 2000Report
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, PDC Mouth, Kodiak-Little) throughout the year with discharge measurements, gauge heights, velocities, and field methodology.
Monitoring Water Quality Aquatics
BHP Newsletter Issue 3, A Look Back at 1999 (BHP Billiton, January 2000)
1 January 2000Report
BHP Diamonds Inc. newsletter for Issue 3, January 2000, reporting on the EKATI Diamond Mine's first year of operations, including safety achievements, environmental programs, production status, community engagement, and employee initiatives during 1999 and the millennium transition.
Monitoring Development Plans Wildlife Aquatics Traditional Knowledge

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940 documents · Page 28 of 47