Mine closure plans, reclamation, abandonment, post-closure monitoring
358 documents · Page 3 of 18
Dominion Diamond Ekati ULC submits Version 8.0 of the Wastewater and Processed Kimberlite Management Plan and a Panda/Koala Deposition Study to the Wek'èezhìi Land and Water Board, requesting approval to commence Fine P…
This technical memorandum presents linked physical and chemical models for Panda, Koala North, and Koala pit lakes at the Ekati Diamond Mine to evaluate post-closure pit lake water quality following placement of fine pr…
Dominion Diamond Ekati ULC submits Interim Closure and Reclamation Plan Version 3.0 to the Wek'èezhìi Land and Water Board, updating the 2011 approved plan to incorporate the 2018 life-of-mine plan, new research finding…
Dominion Diamond Ekati ULC responds to a Wek'èezhìi Land and Water Board decision requiring investigation of effective neutralization potential (NP) of waste rock at the Ekati mine, submitting a technical memorandum by…
This section of the Ekati Mine Interim Closure and Reclamation Plan (ICRP) Version 3.0 from August 2018 details closure objectives, criteria, and engineering works for open pits at the Ekati Diamond Mine. It presents pi…
The Wek'èezhìi Land and Water Board approved Version 9.0 of Dominion Diamond Ekati ULC's Waste Rock and Ore Storage Management Plan and Version 2.0 of the Sable Waste Rock Storage Area Design Report on June 20, 2018, wi…
The Wek'èezhìi Land and Water Board approved Version 8.0 of Dominion Diamond Ekati's Waste Rock and Ore Storage Management Plan and Version 2.0 of the Jay Road Construction Plan on May 17, 2018, with required revisions…
Dominion Diamond Ekati ULC submits the Sable Waste Rock Storage Area Design Report Version 2.0 and Waste Rock and Ore Management Plan Version 9.0 to the Wek'èezhìi Land and Water Board for approval, proposing a 30 m set…
The Independent Environmental Monitoring Agency held its 100th Board of Directors meeting on March 13-14, 2018 in Yellowknife to discuss ongoing monitoring projects, regulatory correspondence, and updates on Dominion Di…
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, fie…
The Wek'èezhìi Land and Water Board approved Dominion Diamond Ekati ULC's 2016 Three-Year Seepage Survey Report (2014-2016) on January 25, 2018, and issued directives requiring submission of revised monitoring plans, wa…
The Independent Environmental Monitoring Agency held its 98th Board of Directors meeting on September 12-14, 2017 in Yellowknife, including a site visit to Ekati Diamond Mine. The meeting covered presentations on the Mi…
Dominion Diamond Ekati Corporation submits a Traditional Knowledge Management Framework to the Mackenzie Valley Environmental Impact Review Board in fulfillment of Measure 7-1 of the Jay Project Environmental Assessment…
DDMI submits a technical report to the Mackenzie Valley Environmental Impact Review Board regarding the Jay Project environmental assessment, arguing that the proposed Jay Project would adversely affect DDMI's ability t…
Technical sessions held April 20-24, 2015 for the Jay Project environmental assessment, featuring IEMA, Dominion Diamond, and regulatory participants discussing project alternatives, wildlife impacts, water quality mode…
This is Section 3 (Project Description) of Dominion Diamond's Developer's Assessment Report for the proposed Jay Project, submitted to the Mackenzie Valley Review Board in October 2014. It provides comprehensive technic…
This 2013 Environmental Agreement and Water Licence Annual Report documents Dominion Diamond Ekati Corporation's compliance with regulatory requirements for the Ekati Diamond Mine, including water management, waste disp…
Public hearing proceedings (February 6-7, 2014) for Dominion Diamond Ekati Corporation's proposed Lynx Project water licence renewal and land use permit applications before the Wek'eezhii Land and Water Board, including…
Ekati Diamond Mine Modelling Predictions of Water Quality for Pit Lakes (Panda, Beartooth, Koala, Koala North), prepared by Rescan Engineers & Scientists / Rescan Environmental Services Ltd. for Dominion Diamond Ekati C…
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 a…