Drinking Water Quality and Supply

From source to sink

Where Burlington water comes from

A plain-language tour of the lakes, rivers, or wells that feed Burlington, the plants that clean the water, and how it reaches kitchen taps. Lab grades for hardness, lead, and pH live on the water quality page.

On the map

Where Burlington water lives

Source waters and treatment plants pinned from published utility names. Open a pin below for the full OpenStreetMap view.

Map showing drinking-water locations for Burlington

Map data © OpenStreetMap contributors. Pins are approximate for orientation, not legal survey points.

Deep dive for households

Burlington drinking water starts as surface water (rivers, lakes, or reservoirs). The named source on the utility record is Lake Ontario. That is the water that eventually reaches kitchen taps after treatment, not a separate bottled brand.

Burlington uses more than one treatment plant (Burlington Water Treatment Plant; Burloak Water Treatment Plant). Utilities often run plants in parallel so different neighbourhoods can be served, or so one plant can cover for another during maintenance. Burlington Water Treatment Plant: Halton Region Lake Ontario plant serving Burlington and the interconnected South Halton system alongside Oakville and Burloak plants. Burloak Water Treatment Plant: Shared Halton membrane plant on Rebecca Street that also supplies Burlington zones.

After treatment, water moves through pumps, storage, and underground mains to reach streets and buildings. Halton Region treats and transmits Lake Ontario water; Burlington is part of the Halton Region Distribution Subsystem with multiple reservoirs and booster stations.

One detail that makes Burlington water feel local: Burlington’s lake-based supply is regionally managed with Oakville,not a standalone Burlington-only source watershed. Lab grades for hardness, lead, and pH sit on the city water quality page; this overview is about the route the water travels.

Where it starts

Surface water

Rivers, lakes, or reservoirs, not underground wells as the main draw.

Research confidence: high

Named source waters

  • Lake Ontario

Treatment plants

These are the buildings that filter and disinfect water before it enters city pipes.

  • Burlington Water Treatment Plant

    Halton Region Lake Ontario plant serving Burlington and the interconnected South Halton system alongside Oakville and Burloak plants.

  • Burloak Water Treatment Plant

    Shared Halton membrane plant on Rebecca Street that also supplies Burlington zones.

How it reaches your street

Halton Region treats and transmits Lake Ontario water; Burlington is part of the Halton Region Distribution Subsystem with multiple reservoirs and booster stations.

Burlington water quality grades · All city rankings

Source · ECCC / municipal open data (seed). Last updated 2026-07-22. Refreshed on the site's automated schedule.