On June 11, 2026, the City of Montreal announced that the borough of Lachine has been placed on the municipal water‑use vigilance list, requiring households to lower their potable water consumption.
The directive comes as the city’s water authority indicated that it does not have the capacity to shut off the water supply to the area, so it is asking residents to voluntarily reduce usage.
Officials explained that the vigilance program is part of a broader effort across Montreal to monitor and manage water demand during periods of strain. The inclusion of Lachine follows similar alerts previously issued for other neighborhoods.
Residents are being urged to adopt simple conservation steps such as limiting shower time, fixing leaks promptly, and using dishwasher and washing‑machine cycles only when full. The city has not set a specific reduction target but emphasizes the need for collective effort.
The move reflects ongoing concerns about water availability in the province, where climate patterns have led to tighter supplies in recent years. By expanding the vigilance list, Montreal aims to avoid more drastic measures such as service interruptions.
The municipal water department will continue to monitor consumption in Lachine and may adjust the advisory if conditions improve or worsen. No immediate penalties are attached to the request; compliance is presented as a community responsibility.
The announcement aligns with the city’s earlier campaigns that have encouraged residents city‑wide to adopt water‑saving habits. Authorities hope that the added focus on Lachine will contribute to maintaining a stable water network for all Montrealers.