Some residents of Dorval are being warned not to drink or even boil their tap water until further notice following a water-main break.

The city says the break might have contaminated the city's water supply.

The affected area is between the Windham Airport Hotel to the west, Highway 13 in the east, the north side of Cote-de-Liesse Road to the south and all the way north to Cote-Vertu.

The terminal at Trudeau Airport terminal is not affected by the advisory.

Residents are asked not to boil their water, but to use bottled water for drinking, washing food, and for dental hygiene.

For more information, people are asked to call 514 633-4040.