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Interim Closure and Reclamation Plan (ICRP) 2025 Annual Progress Report, Ekati Diamond Mine (Arctic Canadian Diamond Company, January 2026)
31 January 2026Report
Burgundy Diamond Mines Ltd. submits the 2025 Annual Closure and Reclamation Progress Report for the Ekati Diamond Mine to meet Water Licence W2022L2-0001 requirements, addressing Board decisions on closure planning, reclamation research, water quality monitoring, and progressive reclamation activities. The report documents ongoing reclamation at Old Camp, Pigeon pit water quality sampling results, and updates on closure planning timelines affected by the company's entry into CCAA proceedings.
Closure & Reclamation Water Quality Regulatory Waste Rock Revegetation
Interim Closure and Reclamation Plan (ICRP) Annual Progress Report, Appendix H, Ekati Diamond Mine (Arctic Canadian Diamond Company, January 2024)
31 January 2024Report
Burgundy Diamond Mines' 2022-2023 Annual Closure and Reclamation Progress Report documents reclamation research, activities, and closure planning at the Ekati Diamond Mine, including Long Lake Containment Facility stabilization, vegetation monitoring, Old Camp reclamation, Pigeon Pit closure design, and updated reclamation security holdings of $313.3 million as of January 31, 2024.
Closure & Reclamation Closure Plan Water Quality Regulatory
Interim Closure and Reclamation Plan (ICRP), Version 3.1, Part 2, Ekati Diamond Mine (Arctic Canadian Diamond Company, December 2022)
1 December 2022Report
This is the Ekati Diamond Mine Interim Closure and Reclamation Plan Version 3.1 (December 2022), a comprehensive regulatory document outlining the permanent closure and reclamation strategy for the Ekati mine, expected to continue operations until 2029. The plan presents site-wide closure objectives, criteria, and detailed reclamation approaches for seven planning areas including open pits, underground workings, waste rock storage areas, processed kimberlite containment facilities, water management infrastructure, and buildings/infrastructure, with emphasis on wildlife safety, caribou movement, ecosystem restoration, and community engagement.
Closure & Reclamation Closure Plan Waste Rock Revegetation
Interim Closure and Reclamation Plan (ICRP) 2021 Annual Progress Report, Ekati Diamond Mine (Arctic Canadian Diamond Company, December 2021)
23 December 2021Report
Arctic Canadian Diamond Company's 2021 Annual Closure and Reclamation Progress Report documents reclamation research, activities, and monitoring completed at the Ekati Diamond Mine to meet Water Licence W2020L2-0004 reporting requirements. The report details engagement activities, reclamation research findings, completed and planned progressive reclamation activities, and updates on reclamation security held by the Government of the Northwest Territories totaling $282,126,775 as of December 31, 2021.
Closure & Reclamation Closure Plan Revegetation Waste Rock Regulatory
Lake Sediment Literature Review, Interim Closure and Reclamation Plan (ICRP) Version 3.0, Ekati Diamond Mine (Dominion Diamond, March 2018)
1 March 2018Report
This literature review examines the suitability of stockpiled lake sediment from the Ekati Diamond Mine as a reclamation substrate for revegetating rock pads and tailings. The document synthesizes greenhouse trials, field studies, and long-term monitoring data (1995–2017) to assess lake sediment's physical and chemical properties, limitations, and potential when used alone or in combination with glacial till, topsoil, or processed kimberlite.
Closure & Reclamation Revegetation Waste Rock Monitoring
Revegetation Projects Annual Report 2012, Ekati Diamond Mine (Harvey Martens & Associates, July 2013)
19 July 2013Report
This annual report documents Dominion Diamond Ekati Corporation's 2012 revegetation and progressive reclamation activities at the Ekati Diamond Mine, including site amelioration work, monitoring of plant establishment at six reclamation sites, and research on plant species suitability for three major landscape types. The report presents findings on seedling survival, substrate materials assessment, and natural colonization of processed kimberlite.
Closure & Reclamation Revegetation Monitoring Traditional Knowledge
Cover System Design for Mine Closure Short Course, Mine Closure 2011 (BHP Billiton, September 2011)
18 September 2011Report
This is the conference program and materials for the 6th International Conference on Mine Closure held September 18-21, 2011 at the Fairmont Chateau Lake Louise in Alberta, Canada. The document includes a short course on Cover System Design for Mine Closure delivered on September 18, 2011 by experts from the University of Alberta and Golder Associates, along with the full conference schedule, plenary speakers, technical sessions, and sponsorship information for the 600-delegate international conference on mine closure practices.
Closure & Reclamation Closure Plan Waste Rock
Guidelines for the Closure and Reclamation of Advanced Mineral Exploration and Mine Sites in the NWT (AANDC, 2011)
~2011Report
Approximate date — inferred from filename
Comprehensive guidelines for closure and reclamation planning of advanced mineral exploration and mine sites in the Northwest Territories, developed jointly by Aboriginal Affairs and Northern Development Canada and the Mackenzie Valley Land and Water Boards. The document outlines regulatory requirements, an objectives-based approach to closure planning, and technical considerations for site closure and reclamation.
Closure & Reclamation Closure Plan Post-Closure Monitoring
Revegetation Research Projects 2008, EKATI Diamond Mine (BHP Billiton, May 2009)
2009Report
EKATI Diamond Mine Revegetation Research Projects 2008 report (May 2009, BHP Billiton Diamonds Inc., Yellowknife). Documents revegetation trial substrate-placement treatments (1: 20cm lake sediment, 2: 20cm topsoil, 3: 20cm topsoil over 20cm lake sediment, 4: 20cm glacial till, 5: 0-5cm lake sediment), Layfield LP8 Non-woven Geotextile fabric placement under topsoil at Fox Portal vs direct placement, native legume mix and NGC mix seeding, NPK 16-16-16 fertilizer broadcast at 100 kg/ha, tundra plug transplants, smectite mineralogy (montmorillonite, beidellite, saponite), Sodium Adsorption Ratio for soil/irrigation extracts, and soil pH classification table (Very strongly acid 4.5-5.0 through Very strongly alkaline 9.0+).
Closure & Reclamation Revegetation Monitoring Development Plans
Revegetation Research Projects 2006 and 2007, Ekati Diamond Mine (BHP Billiton, December 2007)
1 December 2007Report
This report documents revegetation research and progressive reclamation monitoring at the Ekati Diamond Mine for 2006 and 2007, assessing various revegetation trials, soil amendments, and natural recovery of disturbed sites to support closure and reclamation goals. Key findings include successful establishment of native grass cultivars on topsoil stockpiles, variable success with lake sediment revegetation, and promising results from processed kimberlite stabilization studies.
Closure & Reclamation Revegetation Monitoring
Rejuvenation Through Reclamation and Operating for Closure: Proceedings of the 31st Annual British Columbia Mine Reclamation Symposium (TRCR, September 2007)
20 September 2007Report
Proceedings of the 31st Annual British Columbia Mine Reclamation Symposium held September 17-20, 2007 in Squamish, featuring technical papers on mine reclamation practices, case studies from Canadian mines, and research on environmental remediation including acid rock drainage treatment, revegetation, wildlife habitat restoration, and legacy mine site management.
Closure & Reclamation Waste Rock Acid Rock Drainage Wildlife
Interim Closure and Reclamation Plan (ICRP), Appendices Volume 2 - Draft (BHP Billiton, January 2007)
1 January 2007Report
This document is the draft Interim Closure and Reclamation Plan (ICRP) for the Ekati Diamond Mine, prepared by BHP Billiton in January 2007, providing comprehensive closure objectives, reclamation criteria, research plans, and monitoring protocols for all major mine components including open pits, underground mines, waste rock storage areas, and containment facilities.
Closure & Reclamation Closure Plan Post-Closure Monitoring
Ekati Wildlife and Human Health Risk Assessment Final Report (BHP Billiton, January 2006)
1 January 2006Report
This final risk assessment evaluates potential health risks to wildlife and humans from exposure to metals in processed kimberlite at the EKATI Diamond Mine's Long Lake Containment Facility, where vegetation cover is proposed as a reclamation option. The assessment identified ten metals of concern and predicted acceptable risks for most wildlife receptors and human consumers of caribou and goose, with the exception of potential unacceptable nickel risks for humans consuming caribou under elevated soil ingestion scenarios.
Wildlife Closure & Reclamation Revegetation
Incorporating the Values and Objectives of Inuit into Reclamation Security Modelling (Kitikmeot Inuit Association, April 2005)
29 April 2005Presentation
Presentation by Geoff Clark of the Kitikmeot Inuit Association describing KIA's security model for incorporating Inuit values and objectives into reclamation planning and cost estimation for mining projects in Nunavut. The model provides a flexible tool for determining reclamation security amounts across mine components with guiding principles of environmental protection, safety, restoration, and no perpetual care.
Closure & Reclamation Closure Plan Traditional Knowledge Water Quality
Mine Reclamation & Closure Workshop Report (Terra Firma, April 2005)
21 April 2005Report
A workshop report documenting the Mine Reclamation and Closure Workshop held February 1–3, 2005 in Yellowknife, which brought together government, industry, Aboriginal representatives, and regulators to discuss mine closure and reclamation objectives, terminology, best practices, and the integration of Traditional Knowledge in mine site remediation planning for northern Canada.
Closure & Reclamation Traditional Knowledge Waste Rock Water Quality
Changes to the Management of the Long Lake Containment Facility (IEMA, March 2005)
17 March 2005Presentation
This IEMA workshop presentation reviews BHPB's management review of the Long Lake Containment Facility, documenting consultation processes with regulators and communities on processed kimberlite containment options and cell-filling challenges at the Ekati Diamond Mine.
Waste Rock Kimberlite Tailings Geochemistry Revegetation
Revegetation Research Projects, EKATI Diamond Mine (BHP Billiton, March 2005)
1 March 2005Report
This 2004 annual report presents a five-year assessment of revegetation research at the EKATI Diamond Mine's Long Lake Containment Facility, documenting soil amendment studies, species trials, and plant establishment on processed kimberlite, along with evaluation of progressive reclamation sites including airstrip esker, topsoil stockpiles, and channel stabilization efforts.
Closure & Reclamation Revegetation Kimberlite Tailings Habitat Assessment
Word Interpretations, Multilingual Glossary of Environmental & Reclamation Terms, Ekati Diamond Mine (BHP Billiton, 2005)
~2005Report
Approximate date — inferred from filename
A bilingual English-Chipewyan glossary of technical and environmental terms related to mine operations, soil science, reclamation, and landscape development at the Ekati Diamond Mine, including regulatory agencies and environmental management concepts.
Closure & Reclamation Revegetation Waste Rock Traditional Knowledge
Interim Closure and Reclamation Plan (ICRP) Working Group Case File, Volume 2 - Ekati Diamond Mine (MVLWB, 2005 to 2008)
2005–2008Report
Closure and Reclamation Binder 2 for the Ekati Diamond Mine — Wek'èezhii Land and Water Board (WLWB) and BHP Billiton correspondence (2007-2008). Correspondence between Laura Tyler (BHPB), Sarah Baines (Regulatory Officer BHPB), Ryan Fequet (WLWB), Carole Mills, Zabey Nevitt, Bruce Hannah (DFO), and Lutsel K'e Dene First Nation Wildlife Lands and Environment (July 2007 letter to Zabey Nevitt critiquing exclusion from Agreement oversight). Discusses revegetation acceptability to stakeholders, closure-method "no vegetation" Tables 44-48, Table 51 closure-monitoring program description, internal Director workshops with Aboriginal-organization (Society Member) public components.
Closure & Reclamation Closure Plan Revegetation Regulatory Correspondence
Interim Abandonment and Reclamation Plan, Ekati Diamond Mine (BHP Billiton, July 2003, revised April 2004)
9 April 2004Report
This interim abandonment and reclamation plan for the Ekati Diamond Mine describes the reclamation strategy for seven kimberlite pipes (Panda, Koala, Beartooth, Fox, Misery, Sable, and Pigeon) and associated mine infrastructure, addressing regulatory requirements, environmental management, progressive reclamation during mine operations, and final closure procedures scheduled for 2016.
Closure & Reclamation Closure Plan Revegetation

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55 documents · Page 1 of 3