WTTP 1851
Water Treatment II

3.0 Credits


This course is a continuation of Water Treatment 1. More advanced topics such as water softening, pH control, pre-oxidation and dissolved metals removal will be covered. An overview of chemical feed systems as well as chemical dosage calculations will also be covered.

Delivery Method



Industry experience or acceptance into the Water Treatment Technology program. Completion of level one of the program is recommended.


After you have completed the work in this course, you should be able to:

  • Explain the basic concepts and processes of coagulation and flocculation at a water treatment facility.
  • Identify the major issues of coagulation operation, including troubleshooting and solutions.
  • Explain the importance of pH control in water treatment.
  • Explain the importance of water softening and the processes involved.
  • Describe the purpose of pre-oxidation in water treatment.
  • Describe the process for removing dissolved metals in water.

Course Outline

Module A: Chemical and Physical Properties of Coagulation

Module B: Coagulation Operation and Troubleshooting

Module C: pH Control

Module D: Water Softening

Module E: Pre-Oxidation

Module F: Removing Dissolved Metals in Water

Maximum Completion

30 weeks.

Required Text and Materials

Students will receive all course materials including the textbook in their course package.

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

Additional Requirements

Computer with Internet required.

Open Learning Faculty Member Information

An Open Learning Faculty Member is available to assist students. Primary communication is through Blackboard's "Mail" tool or by phone. You will receive the necessary contact information when you start your course.


To successfully complete this course students must obtain 50% or higher on the mandatory final exam and in the course overall. 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.

Your final assessment will be determined on the following basis:

Midterm 1 25%
Midterm 2 25%
Final exam 50%