Heidelberg Water Upgrades

Project number: 04194 |  Updated: July 2025

The Region of Waterloo is upgrading the water supply system in the community of Heidelberg in Wellesley. This work includes constructing a new watermain along Lobsinger Line from St. Clements to Heidelberg that will connect to the St. Clements Water Treatment Plant. Service connections will be made to unserviced properties along Lobsinger Line in Heidelberg.

The existing Heidelberg Water Treatment Plant is no longer in use and will be demolished in 2025.

Schedule

Environmental assessment: 2022
Construction: June–September 2024
Surface paving: Spring 2025
Heidelberg Water Treatment Plant deconstruction: August–September 2025

Note: timing may be affected by weather conditions and changing project scope; updates will be posted as needed.

Budget

$1,689,700

Contact

Padraig Keating, P.Eng.
Project Manager, Region of Waterloo
pakeating@regionofwaterloo.ca 

Service First Contact Centre: 519-575-4400

Getting around during construction

Construction on Lobsinger Line is now complete.

The Heidelberg Water Treatment Plant is being deconstructed from August to mid-September 2025. This area will be restored by grading and applying grass seed to match surrounding conditions.

Project studies and resources