East Morrison Creek Erosion Mitigation Study

The study aims to identify erosion risks, define erosion hazards, and develop solutions to mitigate erosion for East Morrison Creek.

About the study

The town is carrying out a Municipal Class Environmental Assessment to identify erosion risks, define erosion hazards, and develop preferred options to mitigate erosion for the East Morrison Creek. 

This study will follow the planning and design process as defined in the Municipal Engineers Association Municipal Class Environmental Assessment document (October 2000, as amended in 2007, 2011, 2015, and 2023) as a Schedule B project.

Study area

The study area extends from the Morrison-Wedgwood diversion channel, directly east of Oakville Town Hall, upstream to the culvert at Postridge Drive. This area of concern was identified in the 2021 Creek Inventory and Assessment Study.

Open The Study Area Map

Project phases and progress

There are four phases to this project:

  • Phase one – Problem definition
  • Phase two – Development and review of options
  • Phase three – Preferred alternatives selection and preliminary design
  • Phase four – Preparation of environmental study report

Progress and next steps

December 18, 2023 - The town initiated the East Morrison Creek Erosion Mitigation Study. Read the full notice of study commencement

Most tasks in Phase one were completed in 2023 with the exception of hydraulic modelling and channel condition analysis. Both are tasks that require on-going updates as the project progresses. Key tasks completed include:

  • Background information review
  • Topographic survey and geomorphic assessment 
  • Ecological inventories
  • Geotechnical investigation
  • Agency pre-consultation 
  • Archaeological resources screening

As of the beginning of August 2024, the project team is working on the following key tasks:

  • Development of alternative solutions
  • Infrastructure assessment
  • Preliminary designs
  • Preparation of the first public information centre (PIC)

The project team is completing phase two and preparing to host the first PIC in Q3 2024 (two PICs are planned for the project). Details will be posted as they become available. Feedback from the first PIC will be considered in phases three and four of the project.

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