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.

Quick-links to other OHI digital profiles –
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