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April 3, 2020 Update: The Ganaraska Region Conservation Authority is continuing to monitor the latest COVID-19 developments and is taking precautions to keep our workplace safe for staff, visitors and partners across the watershed.

  • All conservation areas will remain closed.
  • Closure of the Ganaraska Forest, effective March 24, 2020, will continue until further notice.
  • All GRCA buildings remain closed to the public, including the Ganaraska Forest Centre and all public washrooms.
  • The Administration Office is closed to the public, while staff continue to operate through phone and email communications. Please see staff directory for a complete list of contact information.
  • GRCA's Planning & Regulations team is not accepting walk-in meetings, but is able to assist with electronic planning and permit submissions.

Your patience, cooperation and support is appreciated during this time. Please continue to visit our website for a list of cancellations and updates. Stay safe.

Welcome to the Ganaraska Region Conservation Authority

The Ganaraska Region Conservation Authority's overall goal is the conservation, restoration, development and management of natural resources on a watershed basis while providing for the public enjoyment of the lands it oversees.

The Ganaraska Region Conservation Authority (GRCA) was formed in October 1946 under the Conservation Authorities Act and is one of the oldest conservation authorities in Ontario.

The watersheds of the GRCA covers an area of 361 square miles from Wilmot Creek in Clarington to east of Cobourg from the south shore of Rice Lake down to Lake Ontario. This area includes seven municipalities in whole or in part: Township of Cavan-Monaghan, Town of Cobourg, Township of Alnwick-Haldimand, Township of Hamilton, Municipality of Port Hope, City of Kawartha Lakes, Municipality of Clarington.

Latest News

Is it raining or snowing today? Should I wear rubber boots or my down parka?

Either way, we should accept it and just get outside. Today’s ever-changing weather presents a challenge for preparing oneself and others to enjoy the winter months. As an outdoor educator for the Ganaraska Region Conservation Authority (GRCA), I have caught myself one too many times putting my rubber boots away in December, only to have…

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Annual OFAH/GFC Conservation Dinner Coming to an End

Mark your calendars for Saturday, April 18th 2020 for the 31st Annual Ontario Federation of Anglers and Hunters/Ganaraska Forest Centre Conservation Dinner and Auction being held at the Cobourg Lion’s Community Centre. For 4 decades, the Ganaraska Region Conservation Authority (GRCA) has been hosting this fundraiser in support of the outdoor education program at the…

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Applications reopen for free tree saplings through Emerald Ash Borer Replacement Tree Program

Cobourg, ON – January 13, 2020 – Northumberland County’s Emerald Ash Borer (EAB) Replacement Tree Program has returned for its second year, following a successful 2019 program that resulted in the planting of 12,000 trees. Northumberland County residents are invited to apply to obtain tree saplings at no charge this spring, as part of the five-year…

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Supporting the Environment through Education

My name is Jordan Mapley and I am thankful to have received sponsorship from the Ganaraska Conservation Authority to attend the 2019 Ontario Nature Youth Summit. Through the kindness of the GRCA, I was able to attend the summit for free, which meant a lot to me as I am currently saving for post-secondary and…

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