October 16, 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.

  • Ganaraska Forest Logging: Harvesting has been completed in the central forest, and the machines are now logging in GAN01-20 block in the west forest. Recreational users should exercise caution between WF16 (landing area) and WF23, as the machines will be travelling that route regularly. Be aware. Stay safe.
  • Ganaraska Millennium Conservation Area is now a one-way trail: head right upon entry to the trailhead. Remember to practice social-distancing on the trails and in CA parking lots. A reminder that camping is not permitted in any GRCA conservation areas, and dogs must be kept on-leash.
  • Ganaraska Forest is open to all recreational activities. Please see: IMPORTANT INFORMATION FOR ALL RECREATIONAL USERS
  • Dogs must be kept on-leash in ALL sections of the Ganaraska Forest.
  • 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 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

Level 1 Low Water Condition Ended Across Ganaraska Watershed

With several rain events in the second half of the summer, the watersheds in the Ganaraska Region have recovered to normal conditions. An early summer rainfall deficit led to the declaration of a Level 1 Low Water Condition on July 16th, however from that point on, rainfall has been more consistent with enough scattered thunderstorms…

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GRCA Thankful for Continued Support from Ontario Power Generation

Over the years, Ontario Power Generation (OPG) has generously donated funds to various initiatives through the Ganaraska Region Conservation Authority (GRCA). The local conservation authority is grateful for OPG’s continued support, with a generous donation in 2019 that helped the GRCA with restoration projects within the Ganaraska Forest. The first project, namely The Dell Road…

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Gypsy Moths and How They are Affecting Our Watershed

The phones at the Ganaraska Region Conservation Authority (GRCA) have been ringing off the hook with calls regarding Gypsy moths. The Gypsy moth (Lymantria dispar) is an invasive species that was brought to North America from Europe and escaped during a failed silkworm breeding experiment in Massachusetts in 1869. They were first detected in Ontario…

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Ganaraska Region Conservation Authority Offering Pop-Up Weddings at the Ganaraska Forest Centre

We have all felt the affects of the pandemic; but can you imagine being a bride and groom losing the opportunity to spend one of the most important days of their lives with their family and friends? With the latest announcements opening up the Province to larger gatherings such as weddings, the Ganaraska Region Conservation Authority…

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