Pefferlaw Dam

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The Pefferlaw Dam and Pefferlaw River are just two of the unique features that gives this area its distinct charm and character.

A locally cherished resource with deep historical roots, the Town is working with the Lake Simcoe Region Conservation Authority (Conservation Authority), which oversees its operation, on solutions and options for the area.

Further details including background information and the Pefferlaw dam report can be found on the Conservation Authority's dedicated Pefferlaw Dam page.

Engineering assessment

Town staff are working in collaboration with the Conservation Authority to complete a technical assessment of the existing conditions of the Pefferlaw Dam. Over the next few months there will field crews on site periodically to undertake these assessments.

The Town has retained D.M. Wills Associates Ltd. an Engineering Consultant, to complete field studies that will include:

  • Visual inspections
  • Topographic surveys
  • Drill boreholes to investigate current soil conditions

The work is expected to start the week of March 14, 2022. Town and Conservation Authority staff will also be periodically visiting the site to oversee the work and share operational knowledge.

Town staff are anticipating bringing a progress/status update to Town Council on April 27, 2022.

A letter outlining this assessment was sent to nearby residents, you can view a copy of this letter below. 


Photos and videos


Public engagement

The Town and LSRCA understand the importance of the Pefferlaw dam to residents and the entire community. Once potential options for the dam are known, residents will be informed what the next steps look like for this popular area.


Letter to residents
Council reports

Council Closed Session - reporting out Nov. 17, 2021

That staff move forward as directed, including with regard to the Pefferlaw Dam Conservation Area that:

  1. In collaboration with the Lake Simcoe Region Conservation Authority, commission additional technical analysis to assess the full scope of repairs and costs of the Town assuming ownership of the Dam structure and adjacent parcels;
  2. Enter into an Operations Agreement with the Lake Simcoe Region Conservation Authority until such time as a final determination is made on the transfer of ownership of the Dam structure, wherein the Town agrees to assume responsibility of the installation/removal of the stop logs/flashboards, subject to a satisfactory inspection of the Dam by a third-party expert, and perform regular inspections of the Dam; and
  3. Staff provide an update to Council no later than spring 2022 (Town staff is expecting this update to be April 27,2022)

Council motion – Jan. 27, 2021

Town of Georgina Council approved a motion from the LSRCA and referred it to the Chief Administrative Officer for follow up and reporting back to Council. The motion includes a recommendation the LSRCA work with the Town in 2021 as a transition period for the operation of the dam. This includes developing funding opportunities with the Town for LSRCA staff and Town staff to install the stop logs together in the spring of this year, and providing the Town with the equipment required for the operation of the dam and provide training as required. Read the motion.

Frequently asked questions

Why is this work at the Dam occuring?

In collaboration with the Lake Simcoe Region Conservation Authority,  additional technical analysis is occurring to assess the full scope of repairs and costs prior to the Town making a final decision on assuming ownership of the Dam structure and adjacent parcels.

Will this work impact the placement of stop logs in the spring?

The installation of the stop logs will occur at it’s regular time, subject to the satisfactory inspection of the dam as per Council’s direction. The findings of the inspection will be presented to Council in the spring.

PDF icon Notice to residents (504.46 KB) - April 19, 2022