Rossdale Water Treatment Plant 

The Rossdale Water Treatment Plant has been in operation in Edmonton since 1903. The current plant was built in 1947 and expanded in 1955.

Rossdale Water Treatment Plant Facts

• The Rossdale water treatment facility is actually two separate plants:
  • Plant #1 was constructed in 1947.
  • Plant #2 was built in 1956.
• Rossdale treats 61,400 ML/year (5 yr avg.).
• The water treatment process includes coagulation, flocculation, filtration and uses free chlorine, chloramine, and UV light for disinfection.

When combined with E.L. Smith, the two plants:

• have a total capacity of 680 million litres per day (ML/d), under average summer water conditions
• currently serve a population of 752,412 Edmonton customers and 226,611 Regional Area customers
• In Edmonton, water use by each customer group breaks down as follows:
  • 210,574 residential and multi-family dwellings consumed 49%
  • 16,685 commercial and industrial customers consumed 25%
  • 9 wholesale/regional customers consumed 26%