Grand River Conservation Authority

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Geography, history, environment, climate

Watershed map

About the GRCA

Meetings

GRCA publications

Tenders

Careers

Member of
Conservation
Ontario

Nature Centre programs, park activities and more

Reserve
your campsite

Buy books, season passes & more

GRIN: Maps, aerial
photos, data & more

Donate to the Grand River Conservation Foundation

Grand River Conservation Foundation

Welcome to the

The Grand River flows 300 kilometres through southwestern Ontario from the highlands of Dufferin County to Port Maitland on Lake Erie.

The Grand River Conservation Authority manages water and other natural resources on behalf of 39 municipalities and close to one million residents.

Introduction to the Plan

River Data - Current flows
Monthly condition reports

Forestry
Tree planting
Wetlands policy
Aggregate extraction

Flood management
Source water protection
Water supplies & quality
Groundwater
Environmental flows
Fisheries
Low water response
Rural Water Quality Program
Exceptional Waters

Policies, permits and fees
Map your property
Studies & reviews

Heritage Day Workshop
Grand River Water Forum

A Canadian
Heritage River

Heritage River status
Heritage database
Heritage river surveys

Subscribe to our News Service

Parks
Camping
Group rental facilities
Trails
Canoeing
Fishing
Birding
Hunting
Geocaching
Conservation lands
Visiting Grand River Country
Cottage lot program

Nature centres
Day camps for kids
Children's Water Festivals
River safety

Grand Actions Registry
Volunteering
Watershed Awards
Research
Community Conservation Grants

Policy and feedback
Service disruptions

Nominate a 'watershed hero'
The GRCA is looking for nominees for the annual Watershed Awards.

Grants available
for environmental projects
Applications are being accepted from community groups and schools for Community Conservation Grants.

Arch, truss and beam
Watershed map showing snow depth

Bridges are an important part of the heritage of the Grand River watershed. Learn more about them in a new study.

Inside 'Grand Actions'
Read about the movie stars among us, ancient marker trees and cottage life close to home in the March/April issue of Grand Actions.