This website has had a failure in Publications and is being revamped. Until it is, all recent updates can be found below.

Efforts on the Consolidation of Conservation Authorities

December 8, 2025: See our Submission, calling for extensive consultation    OHI on ERO 025-1257 December 8 2025

March 22, 2026: Op-ed in the Pointer on World Water Day: The Ontario government needs to start taking water protection seriously | The Pointer

March 22. 2026: Petition calling for consultation following the Decision Notice on ERO 025-1257    New/Mode | Make your voice impossible to ignore 

Other Recent Submissions

March 31, 2026:  OHI submission to the International Joint Commission on Actions and Science Goals – OHI for IJC March 31 2026

March 30, 2026: OHI submission to Pickering on Official Plan Amendments – OHI to Pickering RE Northeast Pickering Secondary Plan March 27 2026

Feb 3, 2026:  Proposed Subdivision in Markdale – OHI to Grey and GreyHighlands on Z08.2025 February 3

Feb 2, 2026: Watershed Security in the Great Lakes – FWF GLEN and OHI on GLWQA February 2 2026

Recent Newsletters

March 3: Thank you and photos of Watershed Guardian Award Recipients     March 3 Newsletter

Feb 23 Newsletter: Reminder of February Blues Buster; link to article on award recipients; please register 

Feb 17: February Blues Buster February 26 and Five Watershed Guardian Awards

January 26 2026 Recent Updates and What’s Next

Christmas Thank-you’s:   OHI Newsletter of December 24, 2025

Seeking Support for OHI Submission on the Consolidation of Conservation Authorities:  OHI Newsletter of December 9, 2025

Launching Giving December:  OHI Newsletter of December 1, 2025

Key Documents

OHI Brochure February 2026

The Municipal Lens for Watershed Security Re-posted January 2026

OHI Watershed Security Poster Oct 2025

Water is Life

Backgrounder on Watershed Security June 2024

DRAWING       Watershed Management in South Central Ontario 

DRAWING       Major Upland Headwaters of South Central Ontario 

REPORT         Climate Change and Watershed Management