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

Only 1 Week Left to Plant Trees through the GRCA in Celebration of Canada’s 150th Birthday

Have you considered planting trees on your property? If so, the Ganaraska Region Conservation Authority can provide assistance. Tree seedlings can now be ordered through the Ganaraska Region Conservation Authority until March 3, 2017. This can be done through an easy to use and informative selection catalogue and order form. There is a minimum order…

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GRCA Announces End of Level 1 Low Water Conditions

With several rain events so far this winter, the watersheds in the Ganaraska Region have recovered to normal conditions. In January alone, the region received 95mm or 142% of normal rainfall. This has brought stream flows up and is likely resulting in some groundwater recharge where there is little ground frost. The 3-month and 18-month…

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