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.
Stormwater runoff occurs when rain or snowmelt flows off hard surfaces rather than being absorbed by vegetation and soils. In urban areas, these hard surfaces include roads, parking lots, driveways, sidewalks and roofs. In order to prevent street flooding, stormwater drains quickly remove water from hard surfaces. The water then travels through underground pipes, eventually…Read More
The Ganaraska Region Conservation Authority advises that the Weather Office is tracking a storm system which will move into southern Ontario this evening. The forecasted rainfall amounts are 15 mm to 25 mm. The rain is expected to arrive this evening and continue into Thursday. There is still a snowpack in much of the watersheds…Read More