Waste-rock dumps, geochemistry, acid-rock drainage, kimberlite tailings
483 documents · Page 4 of 25
Dominion Diamond Mines ULC's 2019 Environmental Agreement and Water Licence Annual Report documents compliance with regulatory requirements for the Ekati Diamond Mine, including water management, waste disposal, environ…
Dominion Diamond Mines' 2019 Environmental Agreement and Water Licence Annual Report Summary documents the Ekati Diamond Mine's environmental management, monitoring, and compliance activities throughout 2019. The report…
The Wek'èezhìi Land and Water Board's decision letter and detailed reasons approving Dominion Diamond Mines' Interim Closure and Reclamation Plan Version 3.0 for the Ekati Diamond Mine, with conditions requiring revisio…
Dominion Diamond Mines presents a framework for managing Waste Rock Storage Area (WRSA) seepage in response to a WLWB directive, proposing ecologically-derived thresholds and adaptive management action levels to replace…
The Wek'èezhìi Land and Water Board issued a decision on August 23, 2019 regarding Dominion Diamond Mines' 2018 Seepage Survey Report for the Ekati mine, approving discontinuance of summer rainfall sampling at Fox WRSA…
The Independent Environmental Monitoring Agency provides detailed comments on Dominion Diamond Mines' 2018 Seepage Survey Report, recommending establishment of a new reference station unimpacted by mine activities, clar…
The Wek'èezhìi Land and Water Board approved Dominion Diamond Mines' Wastewater and Processed Kimberlite Management Plan (WPKMP) Version 9.0 on June 13, 2019, which addresses previous board direction and proposes reduce…
This 2018 Waste Rock and Waste Rock Storage Area Seepage Survey Report documents Dominion Diamond Mines' compliance with Water Licence W2012L2-0001 requirements for monitoring seepage quality and waste rock geochemistry…
The Independent Environmental Monitoring Agency reviewed and approved Waste Process Kimberlite Management Plan Version 9.0 submitted by Dominion Diamond Mines ULC, with no concerns regarding the plan's updates to Wek'ee…
Dominion Diamond Mines submits Version 9.0 of the Ekati mine Wastewater and Processed Kimberlite Management Plan to the Wek'èezhìi Land and Water Board for approval, addressing previous directives and proposing changes…
Monthly Surveillance Network Program report for February 2019 submitted by Dominion Diamond Mines to the Wek'èezhìi Land and Water Board documenting water volumes, lake levels, minewater quantities, sewage treatment, or…
The Independent Environmental Monitoring Agency submits detailed comments on Dominion Diamond Ekati ULC's Wastewater Processed Kimberlite Management Plan version 8.0 and Panda Koala Deposition Study, recommending contin…
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…
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 Independent Environmental Monitoring Agency submits detailed comments on Dominion Diamond's Waste Rock and Ore Storage Management Plan version 9.0 and Sable Waste Rock Storage Area Design Report version 2.0, providi…
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…