Course Title : Water Sanitary Engineering

Code 10F234
Course Year Master and Doctor Course
Term 1st term
Class day & Period Tue 2nd
Location C1-192
Credits 2
Restriction No Restriction
Lecture Form(s) Lecture
Language English/Japanese
Instructor Sadahiko Itoh, Koji Kosaka

Course Description

The ultimate goal of this course is to understand Sanitary Engineering quantitatively. Students will learn methods to quantify chemical and microbial risk in drinking water and realize concept and methods of risk management and control.


Evaluated by assignments.

Course Goals

To quantify chemical and microbial risk in drinking water and to realize methodologies of risk management and control.

Course Topics

Theme Class number of times Description
Environmental risk and quantification 1 Introduction and goal of the class. Concept of Sanitation. Environmental risk and quantification. Safety of drinking water and acceptable risk level.
Quantitative microbial risk assessment and management 5 Coexistence and competition between human and microbes. Quantitative microbial risk assessment (QMRA). Comparison of the risk assessment and management methods between chemicals and microbes. Disability adjusted life years (DALYs).
Risk assessment and control of hazardous chemicals 3 Risk assessment of hazardous chemicals. Drinking water quality standards. Derivation of drinking water quality standards. The benchmark dose method.
Perspectives of water treatment technology 5 Development of advanced water treatment processes. Water supply technology and its prospects. Water reuse and health risk. Access to safe drinking water in developing countries and global burden of disease.
Feedback and summary 1 Feedback of assignments and summary.


Class handouts


Itoh, S., Echigo, S.: Disinfection By-products in Water, GIHOUDOU SHUPPAN Co., Ltd., 2008 (in Japanese).


General understanding of water quality and water treatment process

Independent Study Outside of Class

Web Sites

Data for assignments will be at

Additional Information