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

My Summer With the GRCA

My name is Helen Liu and I am in my final year of studies at the University of Guelph in Environmental Science and Ecology (B. Sc. Env. Co-op). This summer, I had the pleasure of working at the Ganaraska Region Conservation Authority (GRCA) as an Assistant Water Resources Technician alongside a field partner in carrying…

Timber Harvesting in the Ganaraska Forest – The How and Why

If you have ever walked or rode the trails in the Ganaraska Forest, you may have come across some trees marked for harvest with orange paint slashes. Better yet, you may have even come across the wonderful Christmas-like smell of a recently cut Pine plantation. The annual timber harvest is an important component of the…

It’s Time to Get Outside and Get Active!

With summer officially upon us, we’ve all been enjoying the sun on our faces as much as we can, and dreaming of what our plans will be for those long awaited vacation days. Maybe I’ll take my family for a day of Treetop Trekking in the Ganaraska Forest? Or perhaps hike through one of nearly…

Give the Gift of Nature to Your Child This Summer

With summer in full swing, the Ganaraska Region Conservation Authority (GRCA) invites local parents to give the gift of nature and outdoor education to their children. Would your child know what to do if he/she were lost in a forest? Would they know how to identify poison ivy? Is your child curious about the natural…