June 1, 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 are open to hiking as of May 22, 2020. Please note that Millennium Conservation Area is now a one-way trail: head right upon entry to the trailhead.
  • Ganaraska Forest to open in phases: Hiking - May 22, 2020; Non-motorized (horseback riding/mountain biking) - May 29; Motorized and all uses - June 5. Please see: IMPORTANT INFORMATION FOR ALL VISITORS
  • 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

GRCA’s Many Partnerships Make Tree Planting Possible During COVID-19

Thanks to the determination of over 200 property owners, Ganaraska Region Conservation Authority (GRCA) staff, Pineneedle Farms and Brinkman Reforestation Ltd., over 73,000 trees were distributed and planted throughout the GRCA and its member municipalities. “The distribution of tree and shrub stock, and the planting of them, worked well under a social distancing protocol.” said…

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GRCA to Open Conservation Areas and Ganaraska Forest in Phases

Last week the Province announced the opening of provincial parks and conservation reserves; causing some confusion amongst the public between reserves and conservation areas. Conservation reserves fall under provincial-mandate, while conservation areas full under conservation authorities. Prior to the announcement, the Ganaraska Region Conservation Authority (GRCA) began working on a plan to ensure a safe…

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GRCA Forced to Cutback, Affecting over 50% of Its Staff

Due to the COVID-19 pandemic, the Ganaraska Region Conservation Authority (GRCA) has had to temporarily layoff some of its full and part-time staff, as well as reduce hours of those full-time staff still providing essential services. These cuts, affecting over 50% of GRCA staff, have been in place since Monday, April 27th. The GRCA operates…

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GRCA Issues Flood Watch for Lake Ontario Shoreline

Flood Potential: High The Ganaraska Region Conservation Authority advises that the water level of Lake Ontario is currently at 75.35 m above sea level (as measured at Cobourg) which is 40 cm above normal and 57 cm below the record high set in 2019. While water levels are expected to continue to gradually rise for…

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