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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.
BHP Diamonds Inc.'s Environmental Impact Report for 2000 documents 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 in the 1995 Environmental Impact Statement and describing adaptive management strategies employed to mitigate environmental effects.
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.
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.
This 1999 annual report on community health and well-being for BHP NWT Point of Hire Communities monitors socioeconomic impacts of the Ekati Diamond Mine project using 14 health and wellness indicators, including employment, income, housing, education, crime, and mortality measures across Lutsel K'e, Rae-Edzo, Rae Lakes, Wha Ti, Wekweti, Detah, N'dilo, and Yellowknife.
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.
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.
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.
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).
EKATI Diamond Mine Operating Environmental Management Plan (OEMP) Supporting Documents G-M (February 2000). Includes Support Document G Echo Bay Mines Ltd. Highway and Winter Road Drivers' Policy and Procedures Manual (winter-road operations to/from Ekati), Archaeological Management Plan Summary of Recorded Archaeological Sites Table 1 (LeNu-1 through LeNu-x sites at Exeter esker recorded 1994 / revisited 1996-1997 with GPS coordinates, site types, impact predicted, previous-disturbance ratings), and Standards Council of Canada Accredited Laboratory No. 277 QA/QC plan for Dissolved Chromium/Cobalt/Copper and Total Coliforms (D.W. Wilson, Deputy Director, Standardization).
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.
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.
This 2000 peer-reviewed study documents 34 alien vascular plant taxa and 13 invasive native taxa found along the Norman Wells to Zama pipeline (751 km in NWT), including 15 species new to the Continental Northwest Territories, despite mitigation efforts using certified native seed mixes during construction and revegetation (1983–1995).
This is the second year (1999) monitoring report for the Panda Diversion Channel at Ekati Diamond Mine, assessing the performance of constructed fish habitat enhancements and channel stability following a major freshet event. The report documents hydrology, spring fish migration, larval emergence, habitat assessments, channel stability, benthic invertebrates, and periphyton communities, comparing 1999 results with 1998 baseline data and concluding that Arctic grayling and other fish species are utilizing the channel and enhancements successfully despite some areas of channel degradation from exaggerated peak flows.
The Mackenzie Valley Environmental Impact Review Board distributes an update on its environmental assessment activities, reporting approval of Terms of Reference for BHP's Ekati Diamond Mines expansion and completion of the environmental assessment for the Ranger/Chevron/Canadian Forest natural gas pipeline near Fort Liard.
This document is the Environmental Assessment Terms of Reference issued by the Mackenzie Valley Environmental Impact Review Board on December 13, 1999, for BHP Diamonds Inc.'s proposed extension of the Ekati Diamond Mine through the development of Beartooth, Pigeon, and Sable kimberlite pits. The Terms of Reference specify the scope, methodology, and requirements for the Environmental Assessment Report, including assessments of physical, biological, and social-economic-cultural impacts, cumulative effects, public consultation, traditional knowledge integration, and closure and reclamation planning.
This workshop report documents a three-day Cumulative Effects Assessment and Management (CEAM) workshop held in Yellowknife in December 1999, where stakeholders including Aboriginal governments, federal and territorial agencies, industry, and NGOs developed a coordinated framework for assessing and managing cumulative environmental effects in the Northwest Territories. The workshop produced a conceptual CEAM framework with components including vision/objectives, baseline studies, monitoring, project assessments, and environmental management strategies, along with proposed terms of reference for a Working Group to further develop and implement the framework.
Cumulative Effects Assessment and Management (CEAM) Workshop "Developing a Blueprint for a Coordinated Approach in the NWT" — Participant's Resource Binder, Yellowknife December 7-9 1999, prepared by the Department of Indian Affairs and Northern Development (DIAND). Includes Annual Ranges and Calving Grounds of Barren-Ground Caribou in North America (Bathurst, Beverly, Bluenose herds), Distribution of Bathurst Caribou Herd map (Coronation Gulf, Queen Maud Gulf, Cambridge Bay, Kugluktuk, Umingmaktok, Great Slave Lake — Arctic Circle / Tree Line context), and selected web-site reading (Ecological Management Decision Support System, Netweaver, Ecological Monitoring and Assessment Network).
The Mackenzie Valley Environmental Impact Review Board distributes a regular update on environmental assessment activities including BHP Ekati Diamond Mine expansion development and Ranger Oil Ltd. project, documenting community consultations and regulatory progress.
NWT Greenhouse Gas Reduction Strategy Draft Report, November 1999, prepared by Dillon Consulting Limited, Terriplan Consultants Limited, and Lawson Environmental for the Government of the Northwest Territories Resources Wildlife & Economic Development (GNWT-RWED, Yellowknife — Mr Henderson, Project 99-6765). Includes anti-idling consultation summaries with Toronto Transit Commission, GO Transit, Ontario Motor Coach Association, Greyhound Lines, OMOEE, and Ontario Ministry; City of Toronto Board of Health Report 09 (1996) Mayor's Anti-Smog Working Group; references to Environment Canada Global Climate Change Program, Ft. McPherson Residual Heat Distribution (Farrell 1997), and NWT Power Corporation Great Slave Lake DC Link Study (Cominco Engineering Services Limited).