WTTP 1711

Water Treatment I

3.0 Credits


This is a basic water treatment course which focusses on environmental applications and emphasizes past, present and future technologies related to water treatment. Topics explored in this course include: operator responsibilities; water sources; reservoir management; coagulation and flocculation processes; sedimentation; filtration; disinfection; corrosion control; and basic water treatment sampling procedures.

Delivery Methods

Online, self-paced


Acceptance into either the Water & Wastewater Certificate or Diploma programs or the Water Treatment Technology program.

Exclusion Requisites

WTTP 1710


After successfully completing the work in this course, students should be able to:

  • Discuss the main features of modern water systems, ranging from the operator's duties to the filtration techniques available.
  • Discuss the process of sedimentation as it applies to water treatment.
  • Discuss a variety of filtration techniques.
  • Discuss a number of disinfection techniques, including chlorination, ozone disinfection and UV disinfection.
  • Discuss the basic principles of water storage and sampling.

Course Outline

  • Module A: Small Water Systems Operations
  • Module B: The Process of Sedimentation
  • Module C: The Process of Filtration
  • Module D: The Process of Disinfection
  • Module E: The Basic Principles of Water Storage and Sampling

Course Duration

30 weeks.

Required Text and Materials

Pizzi, N., Lauer, W.C. (2013) Water Treatment Operator Training Handbook. (3rd Edition). USA: American Water Works Association.
ISBN 978-1-58321-861-7

Additional Requirements

Computer with Internet required.

Open Learning Faculty Member

An Open Learning Faculty Member is available to assist students. Primary communication is through the Learning Environment's "Mail" tool or by phone. Students will receive the necessary contact information when starting the course.


To successfully complete this course, students must achieve a passing grade of 50% or higher on the overall course, and 50% or higher on the final mandatory exam.

Students taking this course and applying it towards a Certificate I, II, or III or Water Treatment Diploma must obtain a minimum 60% average in the course overall to meet program requirements.

The final assessment will be determined on the following basis:

Midterm 1 25%
Midterm 2 25%
Final Exam * 50%