Coldbrook Biodiversity Facility Water Control Structure Modifications, Coldbrook, Kings County, Nova Scotia

The proposed project involves the improvements to the concrete water control structure that supplies the Coldbrook Biodiversity Facility, a DFO – owned property in Coldbrook, Nova Scotia.


The project involves the improvements to the sluice gates, overflow spillway, and access walkway. The existing sluice gates will be disconnected for inspection; gate stem replaced; and manual actuators removed and replaced. The overflow spillway stop logs will be removed and replaced with new overflow gates and actuators. Trash racks with support frames to be installed up stream of sluice gates. The existing graded walkway with guardrail and chain link fencing to be dismantled and replaced. The silt and detritus accumulated upstream of the water control structure headwall will be removed to enable the installation of new gates and trash racks.


Latest update

End of Public Comment Period

June 8, 2024 – The public comment period on the project is closed. Fisheries and Oceans Canada- Real Property, Safety and Security is considering comments received to date to inform its determination on whether carrying out of the project is likely to cause significant adverse environmental effects.



Key documents

Key documents
Document Number Document Title File Date
1 Notice of Intent to Make a Determination - Start of Public Comment Period - May 8, 2024


Fisheries and Oceans Canada
Michael Shen, Project Officer
1 Challenger Drive
P.O. Box 1006
Building Strickland Floor 2
Dartmouth, Nova Scotia B2Y 4A2
Telephone: 902-403-2967

  • Location

    • The site is located on Grist Mill Pond on Spittal Brook, a tributary of the Cornwallis River, Annapolis Valley, Kings County, Nova Scotia. (Nova Scotia)
  • Nature of Activity

    • Water Management
    • Dams and reservoirs
  • Assessment Status

    In progress
  • Start Date

  • Proponent

    Fisheries and Oceans Canada- Real Property, Safety and Security
  • Authorities

    • Fisheries and Oceans Canada
  • Assessment Type

    Project on federal lands
  • Reference Number


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.


Nearby assessments

...within 200 kilometres
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