Working to Protect Ontario’s Headwaters, Watersheds, and Natural Heritage

Established in 2003, the Ontario Headwaters Institute is a registered charity working to protect Ontario’s headwaters, natural heritage, watersheds, and receiving waters such as the Great Lakes.

Click to see the OHI Brochure Feb 2019

Click to view a four minute collage of Watershed Portraits through the four seasons.

Homepage Hotlinks

Read our core document about the value of headwaters – Protecting Ontario’s Headwaters. 

Coming soon – information on our expanded mandate for watershed management.

July 1: OHI adds 8 submissions

Happy Canada Day. We've spent the morning getting caught up. Since January 1, we've been toooo busy to keep our submissions page up-to-date, as the provincial government works hard to reduce environmental protection. We've addressed that today by adding 8 submissions,...

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