From source to sink
Where Lachute water comes from
A plain-language tour of the lakes, rivers, or wells that feed Lachute, 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 Lachute water lives
Source waters and treatment plants pinned from published utility names. Open a pin below for the full OpenStreetMap view.
- CityLachute
Municipal service area
- Treatment plantUsine Dudany / Poste de production d'eau potable - Ville de Lachute
Approximate pin near Lachute (exact plant coordinates pending)
Map data © OpenStreetMap contributors. Pins are approximate for orientation, not legal survey points.
Deep dive for households
Lachute drinking water starts as groundwater from wells. The named source on the utility record is Municipal tubular wells (Lachute / Argenteuil wellfield). That is the water that eventually reaches kitchen taps after treatment, not a separate bottled brand.
Water is cleaned at Usine Dudany / Poste de production d'eau potable , Ville de Lachute before it enters city pipes. MELCC registry: chlorination and ultraviolet disinfection (X2118199). 2020-2021 upgrade added biological filtration for iron and manganese (~$5.2M) to cut coloured-water episodes. Also feeds Brownsburg-Chatham distribution.
After treatment, water moves through pumps, storage, and underground mains to reach streets and buildings. Serves Lachute and Brownsburg-Chatham. City publishes source vulnerability docs, annual quality bilans, and coloured-water guidance; filtration station and main replacements address sediment remobilization.
One detail that makes Lachute water feel local: Lachute’s wells feed neighbouring Brownsburg-Chatham,and the city spent over $5M on biological iron/manganese filters at Usine Dudany to quiet the coloured-water complaints common on iron-rich groundwater. 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
Groundwater
Wells and aquifers under the ground.
Research confidence: high
Named source waters
- Municipal tubular wells (Lachute / Argenteuil wellfield)
Treatment plants
These are the buildings that filter and disinfect water before it enters city pipes.
Usine Dudany / Poste de production d'eau potable - Ville de Lachute
MELCC registry: chlorination and ultraviolet disinfection (X2118199). 2020-2021 upgrade added biological filtration for iron and manganese (~$5.2M) to cut coloured-water episodes. Also feeds Brownsburg-Chatham distribution.
How it reaches your street
Serves Lachute and Brownsburg-Chatham. City publishes source vulnerability docs, annual quality bilans, and coloured-water guidance; filtration station and main replacements address sediment remobilization.