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.

Review of Growth Plan

The OHI supports the detailed submission from the Ontario Greenbelt Alliance, but also urges the Province to counter-balance its quantitative focus on housing and employment lands with a qualitative approach founded on ecological protection, food security, sustainable...

read more

Quick-links to other OHI digital profiles –
OHI Twitter OHI Facebook Canada Helps