Katrina Nokleby is a Professional Engineer, licensed to practice in the Northwest Territories, with almost thirteen years of engineering experience in Canada’s North. She has extensive experience with contaminated sites assessment and remediation, including ex situ soil remediation and bioremediation of contaminated soil. Her work has taken her to remote, northern project sites in the Northwest Territories, the Yukon, and Nunavut where successful execution of projects is heavily dependent on pre-fieldwork logistics and coordination. In addition to the project work listed below, Katrina has planned and managed several desktop studies such as the climate assessment for the Frank Channel Bridge replacement as well as a desktop geotechnical investigation for a new RCMP building in Whati, NT. Katrina has also worked on projects in northern Saskatchewan, Manitoba, Alberta, and overseas in Senegal.

Katrina’s project work includes:

Giant Mine Remediation Project

  • Environmental Coordinator, Care and Maintenance Contractor (responsible for environmental compliance of the site operations and closure planning as needed)
  • Staff Consultant with the Technical Advisor to INAC 
  • Site Operator for the ambient air monitoring program
  • Advisor to the YKDFN in current role

Tundra Mine Remediation Project

  • Execution of a Bathymetric Survey
  • QA/QC as the Crown’s rep during installation of a landfill geomembrane liner
  • Prepared construction specifications for Phase 2 remedial works
  • Installed emergency mitigative controls for the prevention of a tailings release mid-winter

Tibbitt to Contwoyto Winter Road (servicing the Diamond Mines)

  • Environmental monitoring for road and three maintenance camps (Dome, Lockhart, Lac de Gras)
  • Ice integrity QA/QC services/Engineer-of-record for the road including load charts for vehicles and heavy/unusual load ice bearing capacity analysis
  • Landfarm design, operations planning, and construction supervision (Lac de Gras)

Yellowknife, NT

  • Executed and/or managed combined geotechnical investigations and Phase I and II Environmental Site Assessments (ESA) for Ecole J.H. Sissons school replacement and for private clients
  • Site operator for a remedial soil vapour extraction and product skimmer system at a diesel and gasoline contaminated site

Tulita, NT

  • Performed soil tilling, confirmatory sampling, and deposition of impacted soil in the landfarm
  • Executed combined geotechnical investigations and Phase I and II Environmental Site Assessments (ESA) for the new health centre and for private clients
  • Completed contaminant excavation of hydrocarbon impacted soils in a roadway
  • Decommissioned and removed a fuel tank and associated impacted soils at the former water treatment plant

Ekati Diamond Mine

  • Performed annual water seepage survey from waste rock piles for environmental compliance

Diavik Diamond Mine

  • Ice integrity QA/QC services/Engineer-of-record for ice drilling platforms 

Kennady North, NT

  • Provided ice integrity QA/QC services/Engineer-of-record for the ice road to the site
  • Performed ice bearing capacity analysis and developed operational and optimization plans for ice drilling platforms at the exploration site

Gordon Lake Mine Sites

  • Executed Phase III ESAs on seven abandoned mine sites and completed Human Health and Ecological Risk Assessments and National Classification System for Contaminated Sites scoring

Fort Simpson, NT

  • Conducted a Phase II ESA, Remedial Action Plan, and subsequent oxidation amendment program on a contaminated site for the federal government
  • Performed ice integrity QA/QC services/Engineer-of-record for crossings on the Mackenzie and Liard rivers

Great Bear Lake Contaminated Sites, NT

  • Planned, managed, and reported on an annual Water Quality Monitoring Program 

Colomac Mine Remediation Project

  • Site supervision and site QA/QC for the construction of a frozen core dam
  • Thermosyphon and thermistor instrumentation readings and analysis

Hay River, NT

  • Temperature instrumentation downloads and data analysis for GNWT highways
  • Performed ice integrity QA/QC services/Engineer-of-record for an ice crossing in support of a drill site remediation program

Chitty Lake, NT

  • Executed an oxidation amendment program on hydrocarbon impacted soils at a DFO site

Inuvik, NT

  • As technical advisor to the GNWT, investigated environmental impacts of a culvert blowout on the Inuvik to Tuktoyaktuk Highway
  • Managed a combined geotechnical investigation and Phase I/II ESA for long-term care facility

Gahcho Kue, NT

  • Installed ice temperature monitoring equipment


  • Executed a Phase III ESA for the GN on the lot of a former fuel tank farm in Kugaaruk
  • Performed Geotechnical core logging, sampling, and point load tests at an exploration site in Kiggavik
  • Conducted an overburden study to characterise permafrost and executed a contaminant delineation program at Hope Bay
  • Provided ice integrity QA/QC services/Engineer-of-record, as well as ice bearing capacity analysis, for the Amaruk Ice Road at the Meadowbank Mine 

Yukon Territory

  • Executed a drilling program at the Clinton Creek Asbestos Mine in support of remedial activities
  • Executed condemnation drilling at the Minto Mine to aid in locating future waste rock piles