Main Content
Notice of timeline requirements under 2014 MVRMA
(405.44 KB)
Tyhee letter re :Suspension of EA
(197.21 KB)
Letter to Tyhee re: adjournment request
(133.64 KB)
This is a letter from Tyhee to the Review Board requesting a 6 month adjounment to the EA.
This is a letter from Tyhee NWT Corp.to the Review Board regarding the timing of responses to information requests.
Note to File Regarding Updated Work Plan
(351.62 KB)
Response to Review Board Re: IR Responses
(199.77 KB)
The following document is a Review Board letter to Tyhee NWT Corp. regarding the progress of the Yellowknife Gold Project environmental assessment.
This is a string of e-mails between Review Board and Tyhee staff regarding anticipated dates for the submission of the Developer's responses to Board- and Party-issued information requests.
This letter explains the content and purpose of the Yellowknife Gold Project Feasibility Study and separates it from the DAR.
Executive summary of the technical and economic feasibility of the Yellowknife Gold Project.
Response to Tyhee on Information Request Timing
(412.89 KB)
Timing for Tyhee IR Responses
(172.63 KB)
Note to File- change in EAO
(59.13 KB)
This is a documetn submitted by Transport Canada called Minor Works Aerial Cables, submitted July 3, 2012.
Tlicho government IR submission
(221.99 KB)
NSMA Information Request submission
(549.82 KB)
ENR -GNWT Information Request Submission
(231.14 KB)
DFO IR submission
(50.14 KB)
Information Request from AANDC
(749.14 KB)
Information Request from YKDFN
(954.01 KB)
This is additional information submitted by Transport Canada along with IRs, on June 29, 2012, relating to Aerodrome Standards and Recommended Practices.
This is additional information submitted with IRs by Transport Canada relating to Minor Works Water Intake.
Information Requests from Transport Canada
(225.66 KB)
Remaining IRs from Environment Canada
(684.72 KB)
This is a recent correspondence between AANDC and Tyhee Gold Corp regarding clarification of Nickolas Lake deposit.
NSMA IR requests
(515.08 KB)
Tyhee's Response to YKDFN June 8th letter
(269.65 KB)
This is a letter to parties and the developer regarding the requests for IR extensions, the upcoming technical sessions and the expectations of the Board.
AANDC Information Requests
(852.69 KB)
NRCan IR submission
(505.4 KB)
ENR's Information Request Submission
(249.56 KB)
DFO's IR submission for developer
(1.35 MB)
Environment Canada's IRs to developer
(39.64 KB)
This is the cover letter sent in with the IR requestf for the Tyhee Gold project from Environment Canada.
Transport Canada- request for IR extension
(197.46 KB)
YKDFN- request for IR extensions
(60.99 KB)
NSMA request for IR extension
(50.49 KB)
Note to file Re: Request for IR extensions
(245.91 KB)
ENR Letter to MVEIRB - Request for IR extension
(110.92 KB)
This a letter from Environment Canada requesting an extension for submission of Information Requests.
A report submission from developer related to water balance in Ormsby Lake deposit, proposed waste rock facility and the TCA revisions- Part 1 - Key Line of Inquiry.
Submission from developer on IR 1-1-5 related to water quality issues related to existing impacts from Discovery Mine ( cumulative effects) - Part 1 - Key Line of Inquiry.
Submission from developer on IR 1-1-4 related to ewater quality and adaptive management - Part 1 - Key Line of Inquiry.
Submission from developer on IR 1-1-3 related to effluent treatment options - Part 1 - Key Line of Inquiry.
Response for IR 1-1-2 with attachments
(6.04 MB)
Response for IR 1-1-2: Cyanide attenuation
(250.4 KB)
Submission from developer on IR 1-1-1 related to estimation of tailings containment area concentrations- Part 1 - Key Line of Inquiry.
Cover letter for IR Responses May 31, 2012
(201.92 KB)
Letter to Parties re: Information Requests
(169.73 KB)
This is a letter from the developer regarding the Key Line of Inquiry information that missing from the recent IR responses. It is an update on the TCA design and water balance-quality issues that are outstanding.
IR 1-1-6 Water Balance
(38.58 KB)
Part 1 Key Line of Inquiry IR 1-1-5. Water quality issues related to existing impacts from discovery mine- cumulative effects.
Part 1 Key Line of Inquiry- IR 1-1-4 Water quality monitoring and adaptive management.
IR 1-1-3 Effluent Treatment Options
(74.92 KB)
IR 1-1-2 Cyanide attenuation
(70.68 KB)
IR 1-1-1 with Tables
(79.17 KB)
IR 1-2-5 Traffic Volumes.Table
(54.23 KB)
This is the cover letter to the remaining IR responses from Part 1- Key Lines of Inquiry and Part 2-Other Issues IR 1-2-5 Traffic volumes. The seperate IR documents will follow.
Tyhee Update on Yellowknife Gold Project
(204.83 KB)
Note to File party status addition- AANDC
(185.02 KB)
Party Status granted from Review Board
(271.75 KB)
This is a note to file to clarify a document posted by the Review Board on November 15, 2011 regarding application for party status in teh Tyhee Gold environmental assessment.
Request for party status-Tyhee Gold Project EA
(125.76 KB)
This is Tyhee's response to the Review Boards Information Request 1.2.10B
This is Tyhee's response to the Review Boards Information Request 1.2.10A.
This is Part 3 of Tyhee's Tailings Alternatives Assessment Report for the Yellowknife Gold Project.
This is Part 2 of Tyhee's Tailings Alternatives Assessment Report for the Yellowknife Gold Project.
This is Part 1 of Tyhee's Tailings Assessment Report for the Yellowknife Gold Project.
This is Tyhee's Response to the Review Board for Information Request 1.2.9.
This is Tyhee's Response to the Review Board for Information Request 1.2.8.
This is Tyhee's Response to the Review Board for Information Request 1.2.7.
This is Tyhee's Response to the Review Board for Information Request 1.2.6.
This is Tyhee's Response to the Review Board for Information Request 1.2.5.
This is Tyhee's Response to the Review Board for Information Request 1.2.4.
This is Tyhee's Response to the Review Board for Information Request 1.2.3.
This is Tyhee's Response to the Review Board for Information Request 1.2.2.
This is Tyhee's Response to the Review Board for Information Request 1.2.1.
This is a report called The Limnology of 24 Lakes- From Yellowknife Lake to Contwoyto Lake
This is the cover letter from Tyhee NWT Corp to Review Board regarding Part 2 Information Requests
The following document is a placeholder for the Dogrib audio translation of Tyhee's non-technical plain language Executive Summary for the Yellowknife Gold Project Developer's Assessment Report.
The following document is the Dogrib translation of Tyhee's non-technical plain language Executive Summary for the Yellowknife Gold Project Developer's Assessment Report.
The following document is a placeholder for the Chipewyan audio translation of Tyhee's non-technical plain language Executive Summary for the Yellowknife Gold Project Developer's Assessment Report.
The following document is the Chipewyan translation of Tyhee's non-technical plain language Executive Summary for the Yellowknife Gold Project Developer's Assessment Report.
The following document is a letter from the Review Board to Aboriginal Affairs and Northern Developer Canada (AANDC) regarding the Review Board's decision to transition to the Information Request phase of the environmental assessment of Tyhee's Yellowknife Gold Project.
The following document is a Revised Workplan for the environmental assessment of Tyhee NWT Corp.'s Yellowknife Gold Project.
The following document is a list of Information Requests from the Review Board to Tyhee NWT Corp. regarding Tyhee's Developer's Assessment Report for the environmental assessment of the Yellowknife Gold Project.
The following document is a cover letter from the Review Board to Tyhee NWT Corp. regarding the Review Board's Information Requests for Tyhee's Developer's Assessment Report.
The following document is a letter from Aboriginal Affairs and Northern Development Canada to the Review Board regarding the environmental assessment of Tyhee NWT Corp.'s Yellowknife Gold Project.
The following document is a Note-to-File regarding the transition to the Information Request stage for the environmental assessment of Tyhee's Yellowknife Gold Project.
This Note-to-File notifies the Distribution List that the Review Board will release a revised Workplan for the environmental assessment of Tyhee NWT Corp.'s Yellowknife Gold Project following the completion of the conformity-check phase.
The following document is a Note to File regarding online access to the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
Due to the large file size of the overall Developer's Assessment Report and Appendices, the main document and supporting appendices had to be divided before posting to the online registry. This document explains how the documents are named.
The following document is a Note to File from the Review Board regarding the submission of the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
05 YGP DAR Community Engagement [404-409]
(132.9 KB)
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
08 YGP DAR Accidents and Malfunctions [592-598]
(130.18 KB)
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
10 YGP DAR Cumulative Effects [601-615]
(442.2 KB)
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
YGP DAR 1.0 List of Appendices
(69.97 KB)
YGP DAR Appendix A - Vegetation
(8.34 MB)
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
YGP DAR Appendix C - Water Quality
(1.65 MB)
YGP DAR Appendix D.1 - Fisheries
(7.41 MB)
YGP DAR Appendix D.2 - Fisheries
(4.59 MB)
YGP DAR Appendix D.3 - Fisheries
(6.34 MB)
YGP DAR Appendix D.4 - Fisheries
(4.35 MB)
YGP DAR Appendix D.5 - Fisheries
(3.34 MB)
YGP DAR Appendix E - Wildlife
(2.8 MB)
YGP DAR Appendix F - Heritage Resources
(5.73 MB)
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
YGP DAR Appendix H - Acid Rock Drainage
(6.78 MB)
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
YGP DAR Appendix J - Surface Effluent Testing
(364.89 KB)
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is an excerpt from the Developer's Assessment Report for Tyhee NWT Corp.'s Yellowknife Gold Project.
YGP DAR References
(252.79 KB)
The following document is a cover letter for Tyhee NWT Corp.'s Yellowknife Gold Project Developer's Assessment Report.
The following document is a letter to the Review Board from Tyhee NWT Corporation regarding Tyhee's expected submission date for the Yellowknife Gold Project Developer's Assessment Report.
The following document is a letter from Tyhee NWT Corporation responding to the Review Board's May 12, 2010 letter regarding the release of Tyhee's Developer's Assessment Report.
The following document is a letter from the Review Board to Tyhee NWT Corporation regarding the release of the Yellowknife Gold Project Developer's Assessment Report.
This document is a letter of clarification from Tyhee NWT Corporation regarding the release of the Developer's Assessment Report for the environmental assessment of the Yellowknife Gold Project. In response to a monthly newsletter that stated the report would come in January, Tyhee clarified in the letter that the report is expected in the second quarter.
This document is the Land Use Permit Extension for Mineral Exploration, Discovery Lake and Nicholas Lake, in support of advanced exploration for Tyhee NWT Corp.'s Yellowknife Gold Project. The new expiry date for this Land Use Permit is February 9, 2012. The Yellowknife Gold Project is in environmental assessment, and the Developer's Assessment Report is expected in 2010.
This document is the 2009 version of the geotechnical inspection report that Tyhee NWT Corp submits annually to the Mackenzie Valley Land and Water Board in accordance with the terms of Tyhee's Type "A" Land Use Permit MV2005C0001. The report covers the annual geotechnical inspection of the airstrip, apron and access road at the Yellowknife Gold Project.
This letter from the Mackenzie Valley Review Board to Tyhee NWT Corporation (Tyhee) attempts to clarify various regulatory questions that Tyhee raised in relation to the Terms of Reference for the environment assessment of Tyhee's proposed Yellowknife Gold Project.
The following letter is from Tyhee NWT Corp. acknowledging receipt of the Final Terms of Reference for the environmental assessment of the Yellowknife Gold Project.
This document announces the release of the final Terms of Reference and Workplan for the environmental assessment of Tyhee NWT Corp.'s Yellowknife Gold Project.
This document is the Final Workplan for the environmental assessment of Tyhee NWT Corporation's Yellowknife Gold Project (EA0809-003). The Workplan identifies scheduled process milestones, roles and responsibilities, as well as an estimate of the timeline for the remaining phases in this environmental assessment.
This document is the Final Terms of Reference for the environmental assessment of Tyhee NWT Corporation's Yellowknife Gold Project (EA0809-003). The Terms of Reference outlines the Review Board's information requirements that the developer will address in the Developer's Assessment Report.
This letter is a response from Environment Canada to the Review Board regarding the Species At Risk Act notification protocol during environmental assessments. The letter lists some of the key species that the Review Board will consider during this environmental assessment and also outlines the responsible parties for such species.
SARA Notification- Tyhee EA
(205.06 KB)
This e-mail from the GNWT amends part of the comments from the GNWT submission regarding the environmental assessment of Tyhee NWT Corp.'s Yellowknife Gold Project.
This document contains comments from Transport Canada regarding the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project.
This letter from Indian and Northern Affairs Canada (INAC) to the Review Board outlines INAC's position on the status of Darryl Bohnet in the environmental assessment of Tyhee NWT Corp.'s Yellowknife Gold Project, as well as for the Working Plan for the e
This letter from the Review Board outlines the nature of the advice that Board member Darryl Bohnet gave to Tyhee NWT Corp. while Mr. Bohnet was a consultant for that company and before Mr. Bohnet's appointment to the Review Board.
Second Letter Regarding Daryl Bohnet
(425.37 KB)
This document contains comments from the North Slave Metis Alliance regarding the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project.
This document contains comments from Tyhee NWT Corp. regarding the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project.
This document contains comments from Environment Canada regarding the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project.
This document contains comments from Natural Resources Canada regarding the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project.
This document contains comments from the Government of the Northwest Territories regarding the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project.
This document contains comments from Fisheries and Oceans Canada regarding the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project.
This document contains comments from the Yellowknives Dene First Nation regarding the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project.
This document contains comments from Indian and Northern Affairs Canada regarding the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project.
Note to File regarding a deadline extension for comments on the draft Terms of Reference for the Tyhee NWT Corp., Yellowknife Gold Project EA.
The following document is an e-mail from the North Slave Metis Alliance requesting documentation of the advice that Review Board member Daryl Bohnet gave to Tyhee NWT Corp. when Mr. Bohnet was a consultant for that company.
This document reminds the Distribution List for the environmental assessment of Tyhee NWT Corp.'s Yellowknife Gold Project that the submission deadline for comments on the draft Terms of Reference and the draft Workplan for this assessment is February 20,
The following is a letter from the Review Board outlining a Review Board member's former role as an advisor to Tyhee NWT Corp. The Review Board invites comments on this member's participation in the environmental assessment of Tyhee NWT Corp.'s Yellowkni
This is the draft Workplan for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project. The Review Board encourages and will accept comments on the adequacy of this draft Workplan until February 20, 2009.
This is the draft Terms of Reference for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project. The Review Board encourages and will accept comments on the adequacy of this draft Terms of Reference until February 20, 2009.
This is the cover letter for the release of the Review Board's draft Terms of Reference and Workplan for the environmental assessment of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project. The Review Board encourages and will accept comments on the adequacy
Tyhee Letter of Clarification to Review Board
(120.65 KB)
Yellowknife Gold Project Note to File 004
(69.28 KB)
Tyhee YGP Note to File - 003
(43.29 KB)
Final YGP Scoping Session Meeting Report
(408.03 KB)
Document contains INAC's 2007 Mine Site Closure and Reclamation Guidelines, to assist with closure and reclamation planning, as part of INAC's scoping submission for the YGP 2008 EA
Document contains INAC's Minesite Reclamation Policy for the Northwest Territories as part of INAC's scoping submission for the YGP 2008 EA
INAC Spill Guidelines
(1.24 MB)
INAC submission attachment for the YGP 2008 EA. This document contains an engineering assessment of various tailings remediations at the historic Discovery minesite, as well as suggested monitoring and maintenance plans.
INAC Scoping Submission YGP EA 2008
(398.95 KB)
GNWT Scoping Submission YGP 2008 EA
(140.68 KB)
Scoping Submission from Mining Watch Canada for the EA of Tyhee NWT Corp.'s Yellowknife Gold Project
Scoping submission from Environment Canada for the EA of Tyhee NWT Corp.'s Yellowknife Gold Project
YKDFN Scoping Submission YGP EA 2008
(1.15 MB)
Scoping submission from Tyhee Development Corp for the EA of Tyhee's Yellowknife Gold Project
NSMA Scoping Submission YGP EA 2008
(84.14 KB)
DFO Scoping Submission YGP EA 2008
(2.52 MB)
Review Board staff gave this brief EA process presentation at the issues scoping session in Yellowknife on October 17th, 2008.
Draft meeting report from the issues scoping session for Tyhee NWT Corp.'s Yellowknife Gold Projec- on October 16, 17, 2008.
This is a place-holder for an audio file of the October 17th 2008 technical scoping session for the EA of Tyhee NWT Corp.'s 2008 Yellowknife Gold Project. The file is too large to post on the public registry, but the Review Board office can provide electronic copies.
NSMA 2008 YGP Preliminary Screening letter
(280.97 KB)
2005 Schedule 2 DFO-EC Info Request for YGP-TIA
(787.29 KB)
Tyhee YGP Note to File - 002
(318.2 KB)
PowerPoint presentation from Tyhee NWT Corp. regarding the 2008 Yellowknife Gold Project in preparation for the upcoming scoping sessions October 16th/17th.
YKDFN Scoping Scheduling Letter
(222.02 KB)
MVEIRB Letter to YKDFN Regarding Scheduling
(33.51 KB)
YGP Scoping Scheduling Letter
(77.82 KB)
Tyhee YGP Note to File - 001
(16.84 KB)
Various parties submitted comments during the Mackenzie Valley Land and Water Board's Preliminary Screen of the 2008 Yellowknife Gold Project. This document compiles those comments for consideration during the scoping process.
2005 Tyhee YGP EA ToR
(227.32 KB)
YGP Comparative Summaries from Tyhee
(191.63 KB)
YGP Scoping Sessions Scheduling Letter
(26.06 KB)
This document is too large (92.1 MB) to put on the Public Registry website. Please contact MVEIRB if you are interested in obtaining a copy of the report.
MVLWB Letter Referring YGP to EA
(756.89 KB)
Environment Canada has referred Tyhee Development Corp/Tyhee NWT Corp's Yellowknife Gold Project to Environmental Assessment, as of August 27, 2008. This notice is sent to the Distribution List, with a Distribution List confirmation form.
Executive Summary from the Project Description Report of Tyhee NWT Corp's Yellowknife Gold Project.
This is a letter informing Tyhee Development Corp. that their Yellowknife Gold Project has been referred to EA by Environment Canada. The referral was made due to potential adverse environmental impacts.
Letter from Fisheries and Oceans Canada (DFO) regarding DFO's concerns about the Yellowknife Gold Project.
Letter from Environment Canada outlining reasons for referral of Tyhee NWT Corp's Yellowknife Gold Project to environmental assessment.