Barrie/Innisfil sub-region

Regional electricity planning in the Barrie/Innisfil sub-region is underway to identify the future need of electricity for the area, and options to ensure an adequate and reliable supply continues for its residents and businesses.

Community Engagement

The IESO engages with local and regional communities to seek input to help inform planning activities. Learn more about engagement on the current planning cycle.

Regional Planning Process

The local distribution companies (LDCs) providing service to customers in the area include:

  • Alectra Utilities
  • InnPower
  • Hydro One Networks

Area Overview

For regional planning purposes, the Barrie/Innisfil sub-region includes the townships of Essa, Springwater, Clearview, Mulmur, and Adjala-Tosorontio, the towns of Innisfil, New Tecumseth, and Bradford West Gwillimbury, as well as the City of Barrie.

Regional Planning Activities in Barrie/Innisfil

The regional planning cycle is underway for the sub-region, with an Integrated Regional Resource Plan (IRRP) anticipated to be posted in Q2 2022.

A Scoping Assessment Outcome Report and Terms of Reference for the Barrie/Innisfil Region IRRP has been developed and posted following a three-week public comment period.

Previous cycle regional planning activities

The previous regional planning cycle was completed for the Barrie/Innisfil sub-region with the release of an Integrated Regional Resource Plan (IRRP) and supporting Appendices in December 2016.


Documents referenced on this page, but not posted, can be obtained by contacting customer.relations@ieso.ca with a link to the web page that lists the document and advise whether it needs to be provided in an accessible format. Please allow a minimum of one business day for a response.