Map of Ontario showing 21 electricity planning regions

Area Overview

The Kitchener/Waterloo/Cambridge/Guelph region is located to the west of the Greater Toronto area in southwestern Ontario. The region includes the municipalities of Kitchener, Waterloo, Cambridge, and Guelph, as well as portions of Perth and Wellington counties and the townships of Wellesley, Woolwich, Wilmot, North Dumfries and the Region of Waterloo.

The local distribution companies providing services to customers in the area include:

  • Centre Wellington Hydro Ltd.
  • GrandBridge Energy
  • Guelph Hydro Electric Systems Inc.
  • Guelph Hydro Electric System – Rockwood Division
  • Halton Hills Hydro Inc.
  • Hydro One Networks Inc.
  • Kitchener-Wilmot Hydro Inc.
  • Milton Hydro Distribution Inc.
  • Waterloo North Hydro Inc.
  • Wellington North Power Inc.

Community Engagement

The IESO engages with local and regional communities to seek input to help inform planning activities. There are currently no active regional planning engagement activities for this region. See Key Resources below for the latest planning documents.

Join a regional electricity network

Participate in the KWCG Region Engagement

Regional Planning Progress Update

The first cycle of regional electricity planning is currently underway, with the completion of a Scoping Assessment Outcome Report in July 2024. Based on emerging electricity needs identified in this current cycle, a comprehensive planning approach will be undertaken to develop an Integrated Region Resource Plan (IRRP) for the Kitchener-Waterloo-Cambridge-Guelph (KWCG) Region.

Key Resources