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940 documents · Page 21 of 47

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Acid Rock Drainage Introduction and Prediction Theory, DIAND Technical Short Course Handout E (Mehling Environmental Management, April 2002)
24 April 2002Report
This DIAND technical short course handout from Mehling Environmental Management Inc. presents comprehensive theory and prediction techniques for acid rock drainage (ARD), covering ARD generation mechanisms, prediction methodologies (static and kinetic testing), field monitoring approaches, and mitigation strategies for mining and construction projects.
Acid Rock Drainage Waste Rock Geochemistry
Reclamation Liability Estimate for the Sable, Pigeon and Beartooth Pits, Ekati Diamond Mine (Komex, April 2002)
12 April 2002Report
KOMEX International prepared a probabilistic reclamation liability estimate for the Sable, Pigeon, and Beartooth Pits at the Ekati Diamond Mine using a Monte Carlo Simulation Model, providing cost projections for 2005, 2010, and 2014 to establish security deposit requirements under the Type A Water License and Environmental Agreement.
Closure & Reclamation Closure Plan Waste Rock Revegetation
Public Hearing for BHP Billiton Expansion, Sable, Pigeon & Beartooth Kimberlite Pipes (MVLWB, April 2002)
4 April 2002Meeting Minutes
Public hearing conducted by the Mackenzie Valley Land and Water Board on April 4-5, 2002, to consider BHP Billiton's applications for water licenses and land use permits for expansion of mining activities at the Ekati Diamond Mine, specifically for development of the Sable, Pigeon, and Beartooth kimberlite pipes. The hearing included presentations from BHP Billiton on dewatering, construction, water management, waste rock handling, and reclamation plans, with testimony from engineering and environmental specialists.
Regulatory Land Use Permit Water Licence
Oral Presentation & Recommendations to the MVLWB re Sable, Pigeon & Beartooth Water Licence and Land Use Permit Applications (IEMA, April 2002)
4 April 2002Presentation
Tony Pearse presents the Independent Environmental Monitoring Agency's oral submission to the Mackenzie Valley Land and Water Board regarding BHP-Billiton's water licence and land-use permit applications for the Sable, Pigeon, and Beartooth pipe developments. The presentation highlights deficiencies in application information and proposes recommendations on issues including fish diversion channel design, waste rock seepage control, geochemical characterization sampling adequacy, aquatic effects monitoring, and closure security provisions.
Regulatory Water Licence Development Plans
Public Hearing for BHP Billiton Expansion, Sable, Pigeon & Beartooth Kimberlite Pipes, Ekati Diamond Mine (MVLWB, April 2002)
4 April 2002Meeting Minutes
Public hearing transcript from April 4-5, 2002, before the Mackenzie Valley Land and Water Board regarding BHP Billiton's applications for water licenses and land use permits for expansion of mining activities at the Sable, Pigeon, and Beartooth kimberlite pipes at the Ekati Diamond Mine. The hearing presents BHP Billiton's project overview, dewatering plans, construction activities, wastewater management, waste rock management, and reclamation approach, all claimed to use proven methods from existing Ekati operations.
Regulatory Development Plans Water Quality Fish Habitat
Applicable Technologies for the Management of Mining Effluents in the Northwest Territories, Northern Water Resources Studies (Lakefield, April 2002)
~2002Report
Approximate date — inferred from filename
This technical report reviews applicable technologies for managing mining effluents in the Northwest Territories, covering operating and historical mines, regulatory requirements, mining and processing methods, and best available treatment technologies tailored to northern climate and geographic conditions.
Wastewater Water Quality Waste Rock Development Plans Monitoring
Patterns and Relationships in Fish Abundance and Fish Habitat in Arctic Waterbodies (Fisheries and Oceans Canada, April 2002)
1 April 2002Report
This data review report evaluates fisheries datasets compiled from fish studies conducted between 1997-2000 in Arctic waterbodies of the Northwest Territories, submitted by proponents BHP Billiton Diamonds and Diavik. The report identifies significant data integrity issues including missing data, formatting problems, and errors in raw datasets that prevent effective incorporation into a relational fisheries database designed to analyze fish habitat and productivity relationships in sub-arctic lakes.
Aquatics Fish Habitat Aquatic Effects Monitoring (AEMP)
Newsletter, Issue 11, Annual Environment Workshop (BHP Billiton, April 2002)
1 April 2002Report
BHP Billiton Diamonds Inc. newsletter (Issue 11, April 2002) reporting on Ekati Diamond Mine operations, including the fifth annual environmental workshop, development of Koala North underground mine (Canada's first), recovery of 10 millionth carat milestone, management appointments, and community partnership initiatives. The document covers environmental monitoring, operational excellence programs, safety training, and aboriginal partnerships.
Development Plans Closure & Reclamation Aquatics Wildlife Monitoring Traditional Knowledge
Sable, Pigeon and Beartooth No Net Loss Plan, Ekati Diamond Mine (BHP Billiton, March 2002)
29 March 2002Report
This No Net Loss Plan for BHP Billiton's Sable, Pigeon, and Beartooth kimberlite pipe developments at Ekati Diamond Mine quantifies fish habitat losses and compensation requirements across affected water bodies (Pigeon Stream, Big Reynolds Pond, Sable Lake, Two Rock Lake, and Beartooth Lake), using Habitat Unit calculations to meet DFO's Net Gain objective.
Fish Habitat Aquatics Development Plans
Sable, Pigeon & Beartooth Kimberlite Pipes Public Hearing Presentation (BHP Billiton, March 2002)
25 March 2002Presentation
BHP Billiton Diamonds Inc. submits a presentation to the Mackenzie Valley Land and Water Board for a public hearing on April 4-5, 2002, regarding water licence and land use permit applications for the Sable, Pigeon, and Beartooth kimberlite pipe developments at Ekati Diamond Mine, detailing proposed dewatering, water management, waste rock handling, effluent discharge criteria, environmental monitoring, and abandonment/reclamation strategies.
Development Plans Regulatory Water Licence
Factors That Modify Toxicity, Chapter 6, Fundamentals of Aquatic Toxicology (Sprague, 1985)
20 March 2002Report
This textbook chapter examines the environmental and physiological factors that modify the toxicity of aquatic pollutants to fish and other aquatic organisms, including the effects of pH, salinity, water hardness, dissolved oxygen, and the complexation of metals in natural waters.
Water Quality Aquatics Monitoring
Research Papers on Cadmium Toxicity in Salmonid Fish Species (García, Cappelletti & Salibián, March 2002)
19 March 2002Letter
Dennis M. Trotter sends Tracey research papers on cadmium toxicity in salmonid fish species, including studies on sublethal maternal pre-exposure effects, cardiovascular-respiratory responses, tissue uptake, and various physiological impacts of cadmium exposure in fish.
Aquatics Water Quality Fish Habitat Monitoring
Notice of Training Session, Environmental Review of Mines Seminar (Mehling Environmental Management, March 2002)
14 March 2002Letter
Notice of a 5-day training session on environmental review of mines to be held April 22–26, 2002 in Yellowknife, covering geochemistry, water quality, tailings management, and risk assessment methodology for northern mining projects.
Acid Rock Drainage Geochemistry Waste Rock
Water Quality Workshop, Interpretation of Data (AMEC, March 2002)
6 March 2002Presentation
A comprehensive water quality workshop presented to the Mackenzie Valley Land and Water Board covering the interpretation of water quality data, including properties of water molecules, environmental factors affecting water composition, commonly measured water quality parameters, analytical methods, data quality assurance, statistical analysis, and water quality guidelines with reference data from NWT lakes and rivers.
Water Quality Monitoring Regulatory Correspondence
Sable, Pigeon & Beartooth Kimberlite Pipes Water Licence Application, Interventions Submitted for Public Hearing (IEMA, March 2002)
2002Regulatory Filing
The Independent Environmental Monitoring Agency submits an intervention to the Mackenzie Valley Land and Water Board regarding BHP Billiton's application for the Sable, Pigeon, and Beartooth mine expansion at Ekati, identifying concerns about fish passage in the Pigeon diversion channel, inadequate tundra soil seepage studies, and insufficient geochemical characterization of waste rock for safe long-term storage.
Regulatory Water Licence Development Plans
Public Hearing Interventions, BHP Billiton Class A Water Licence Application MV2001L2-0008, Sable, Pigeon & Beartooth Kimberlite Pipes (IEMA, March 2002)
2002Regulatory Filing
Mackenzie Valley Land and Water Board (MVLWB) March 18 2002 binder on the BHP Billiton Diamonds Inc. Class A Water Licence Application for the Sable, Pigeon and Beartooth kimberlite pipes. Distribution List includes Jolene Coyina (Dogrib Treaty 11 Council), Lutsel K'e Dene Band Environment Department, Dave Milburn (INAC Water Resources Division), and Ms. Melody McLeod (MVLWB Chairperson). Includes INAC March 13 2002 intervention, Ultimate Closure Liability cost breakdown for Panda / Misery / Koala / Fox / Sable / Pigeon / Beartooth Open Pits (Land, Water, total columns in CAD) — example Ultimate New Proposal totals: Sable $224,604, Pigeon $181,936, Beartooth $135,728.
Regulatory Water Licence Development Plans
Aquatic Baseline Report, Ekati Diamond Mine (BHP Billiton, March 2002)
1 March 2002Report
This 2001 aquatic baseline report by Rescan Environmental Services for BHP Billiton documents comprehensive baseline monitoring of lakes, streams, and aquatic ecosystems in areas of the proposed Sable and Pigeon pit developments at Ekati Diamond Mine, establishing baseline conditions for future impact assessment under the Aquatic Effects Monitoring Program.
Aquatics Aquatic Effects Monitoring (AEMP)Water Quality
Public Hearing Transcript, Sable, Pigeon & Beartooth Pit Developments, Ekati Diamond Mine (BHP Billiton, March 2002)
2002Report
BHP Public Hearing on the Sable, Pigeon and Beartooth Pits Developments, March 12 2002 (BHP Billiton Diamonds Inc., Yellowknife), Source Centre. Hearing transcript opened with prayer by Joe Migwi (Dogrib First Nation). Discusses Agency recommendations against the proposed change in the ammonia criteria, road design and slope effects on caribou movement and migration, vehicle-speed operational procedures to avoid caribou harassment, Technical Advisory Committee formation for licence/land-use-permit conditions, and reclamation discussion.
Regulatory Development Plans Water Licence Water Quality
Permafrost Engineering Considerations in Mining, Handout D (BGC Engineering, March 2002)
~2002Presentation
Approximate date — inferred from filename
A technical presentation by BGC Engineering on permafrost engineering considerations for mining operations, covering site investigation, infrastructure design (foundations, embankments, water containment), tailings facilities, and open pit/underground mine design with specific applications to Ekati Diamond Mine projects including Diavik and Panda Pit.
Development Plans Waste Rock Closure & Reclamation Monitoring
Environmental Monitoring Advisory Board Correspondence, Diavik Project (Diavik Diamond Mines, March 2002 to June 2004)
2002Email
Environmental Monitoring Advisory Board (EMAB) for the Diavik Project correspondence binder (2003-2004). Letters from EMAB to Melody McLeod (MVLWB), Bob Overvold (Regional Director General NWT DIAND), Dr. Bill Ross (Chair IEMA), Robert McLeod (Deputy Minister, GNWT Resources Wildlife and Economic Development); on Article 5.4 Confirming Compliance ministerial directives, partnership-workshop interest, and CC distribution to EMAB Board Members, Parties to the Environmental Agreement, Annette McRobert (DIAND Director of Operations), Ed Hornby (DIAND South Mackenzie District), Laura Johnson (Environment Canada).
Correspondence Environmental Agreement Water Quality Traditional Knowledge

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940 documents · Page 21 of 47