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

See the report of the WaterScape survey on sustainable planning.

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


Aggregate Review

MNRF recently announced a review of aggregate operations in Ontario, with an emphasis on "engaging our partners to identify ways we can cut red tape, create jobs and build a sustainable aggregates industry." The announcement can be found at...

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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...

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