Potential Regional Assessment of Pickering Lands and Contiguous Areas

The Minister of the Environment, Climate Change and Nature received a request for a regional assessment of the Former Pickering Airport Lands (Pickering Lands) and Contiguous Areas, in Southern Ontario. The request focuses on the potential cumulative impacts of regional growth and associated major transportation and utility projects.

Latest update

April 20, 2026 — On February 20, 2026, the Minister of the Environment, Climate Change and Nature received a request from the Michi Saagiig Williams Treaty First Nations for a regional assessment. Following its preliminary review, the Impact Assessment Agency of Canada determined the request complete on April 20, 2026, and is now conducting an analysis to make a recommendation to the Minister on whether a regional assessment is warranted.

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Key documents

Key documents
Document number Document title File Date
1 Request for regional assessment PDF (619 KB) March 31, 2026

Contacts

Impact Assessment Agency of Canada
160 Elgin Street, 22nd Floor
Ottawa, Ontario K1A 0H3
Telephone: 613-957-0700 or 1-866-582-1884
Fax: 613-957-0862
Email: information@iaac-aeic.gc.ca

Media Relations
Impact Assessment Agency of Canada
160 Elgin Street, 22nd Floor
Ottawa, Ontario K1A 0H3
Email: media@iaac-aeic.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

    • Former Pickering Airport Lands, Southern Ontario (Durham Region, North of Hwy 407) (Ontario)

  • Nature of Activity

    • Other, not otherwise specified

  • Assessment Status

    In progress

  • Start Date

    2026-04-20

  • Proponent

    Not applicable

  • Authorities

    • Not applicable

  • Assessment Type

    Request for regional assessment

  • Reference Number

    90309

Nearby assessments

...within 200 kilometres
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