Medley Extension – 4 Wing Cold Lake

The Department of National Defence (DND) is proposing a project. The Department of National Defence is expanding a concrete apron and constructing a new asphalt pad at 4 Wing Cold Lake. The proposed estimated 76,000 square meter project will include construction of new aircraft hangars, new administrative building(s), and parking.

Latest update

August 20, 2026 — The authorities issued their Notice of Determination and determined that the project is not likely to cause significant adverse environmental effects.

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Key documents

Key documents
Document number Document title File Date
2 Notice of Determination - August 20, 2026
1 Public Comment Period on Intent to Make a Determination - October 3, 2025

Contacts

Sanskriti Singh
Department of National Defence
Sanskriti Singh, Project Manager
NDHQ - 101 Colonel By Dr
Ottawa ON K1A 0K2
Email: sanskriti.singh@forces.gc.ca


Disclaimer

This map is for illustrative purposes. The markers represent the approximate locations based on available data. More than one marker may be identified for a given assessment.

  • Location

    • 4 Wing Cold Lake (Alberta)

  • Nature of activity

    • Airport and Airfields
    • Building and Property Development

  • Assessment status

    Completed

  • Start date

    2025-10-03

  • Proponent

    Department of National Defence

  • Authorities

    • Department of National Defence

  • Assessment type

    Project on federal lands

  • Reference number

    89920

Nearby assessments

...within 200 kilometres
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