Sewage & Waste Water Management
- Health Sciences
- 400 level
- 2 credit units
- 207 pages
- 15 units
This course provides a comprehensive understanding of sewage and waste-water treatment processes. It covers definitions, sources, characteristics, and impacts of waste-water, emphasizing treatment objectives and disposal regulations. Key topics include applied microbiology, primary and secondary treatment methods (screening, sedimentation, filtration), advanced treatment technologies (ultrafiltration, reverse osmosis), and sludge management. The course aims to equip students with the knowledge to mitigate environmental impacts and promote sustainable waste-water management practices.
About this course
- Difficulty
- Intermediate
- Study hours
- 208 hours
- Maths
- Basic
- Content
- Theoretical, case study
- Practical work
- No
- Assignments
- Tutor Marked Assessments
- Final Examination
What you'll read
The real module and unit structure of EHS409, taken from the course material NOUN publishes.
- UNIT 1 DEFINITIONS AND CONCEPTS OF SEWAGE AND SEWERAGEPage 1
- UNIT 2 TYPES AND SOURCES OF WASTE-WATERPage 20
- UNIT 3: CHARACTERISTICS AND FLOW RATES OF WASTE-WATERPage 28
- UNIT 4 IMPACTS OF WASTE-WATER ON THE ENVIRONMENT, TREATMENT OBJECTIVES AND DISPOSAL REGULATIONSPage 45
- UNIT 5 PRINCIPLES OF APPLIED MICROBIOLOGYPage 58
One paragraph, so you can see how it reads
EHS409 · UNIT 1 DEFINITIONS AND CONCEPTS OF SEWAGE AND SEWERAGE
The aim of this course is to provide you with a good understanding of sewage and waste-water treatment processes with the view to making our waste-water not only harmless to man, animals and plants in the environment but even useful for some purposes in the world.
What you should be able to do
- Explain sewage and sewerage systems
- Identify waste-water sources
- Discuss waste-water characteristics
- Describe primary treatment methods
- Explain secondary treatment processes
- Discuss advanced treatment technologies
- Apply microbiology principles
- Understand disposal regulations
- Design waste-water units
- Control sewer corrosion
What it prepares you for
- Environmental Health Officer
- Waste-water Treatment Technician
- Environmental Engineer
- Sanitation Inspector
- Municipal Waste-water Treatment
- Industrial Waste Management
- Water Resource Management
- Environmental Consulting
Where it gets hard
The units students slow down on, and what makes each one heavy.
- Module 3: Advanced Waste-Water Treatment
Unit 2: Reverse Osmosis Process
Understanding the principles of membrane separation and the complex interactions between pressure, concentration, and flux rate requires a strong foundation in chemistry and physics.
- Module 3: Advanced Waste-Water Treatment
Unit 3: Activated Carbon Filter and UV Sterilisation Processes
Requires understanding of fluid dynamics, microbiology, and chemical engineering principles to optimize performance and troubleshoot issues.
A suggested way through it
13 weeks, about 45 hours in total. Yours will differ.
- Week 1Module 1: Introduction to Sewage and Waste-Water Treatment
Unit 1: Definitions and Concepts of Sewage and Sewerage · 3 hours
Define sewage and sewerage systems. Explain the concepts of sewage and sewerage. List and explain the types of sewerage.
- Week 2Module 1: Introduction to Sewage and Waste-Water Treatment
Unit 2: Types and Sources of Waste-water · 3 hours
Enumerate and discuss the types of waste-water. Explain in detail the sources of waste-water. Differentiate sewage and non-sewage sources.
- Week 3Module 1: Introduction to Sewage and Waste-Water Treatment
Unit 3: Characteristics and Flow Rates of Waste-water · 3 hours
Explain the different perspectives of viewing waste-water characteristics. List the factors influencing the characteristics of waste-water flow. Discuss the discrete characteristics of waste-water flows.
- Week 4Module 1: Introduction to Sewage and Waste-Water Treatment
Unit 4: Impacts of Waste-water on the Environment, Treatment Objectives and Disposal Regulations · 3 hours
Enumerate the impacts of waste-water on the environment. Explain the treatment objectives. List and discuss the disposal regulations.
- Week 5Module 1: Introduction to Sewage and Waste-Water Treatment
Unit 5: Principles of Applied Microbiology · 3 hours
Discuss the application of microbiology study in waste-water treatment processes. Explain the benefits of microbiology in portable water quality control. Discuss air microbiology as it relates to airborne disease, their transportation, analysis and control.
- Week 6Module 2: Primary and Secondary Waste-Water Treatment
Unit 1: Waste-water Treatment: Introduction, Screening, Comminutor and Grit Removal Processes · 3 hours
Describe the processes of screening, use of comminutor and grit removal. Discuss the design criteria for screening, comminutors and grit removal. List the advantages and disadvantages of the above processes.
- Week 7Module 2: Primary and Secondary Waste-Water Treatment
Unit 2: Flow Equalisation Processes · 3 hours
Define flow equalisation. Explain the essence of flow equalisation. Describe the processes of flow equalisation.
- Week 8Module 2: Primary and Secondary Waste-Water Treatment
Unit 3: Sedimentation and Flotation Processes · 3 hours
Define sedimentation and explain factors affecting it. Describe the processes of sedimentation in waste-water treatment. Give the meaning of flotation and list the various flotation processes.
- Week 9Module 2: Primary and Secondary Waste-Water Treatment
Unit 4: Tricking Filters, Rotating Biological Discs, Activated Sludge and Oxidation Pond Processes · 3 hours
Explain the application and mechanism of trickling filters process in waste-water treatment. Discuss the rotating biological discs process in waste-water treatment. Describe the activated sludge system process in waste-water treatment.
- Week 10Module 2: Primary and Secondary Waste-Water Treatment
Unit 5: Physic-chemical Treatment Processes · 3 hours
Explain the nature of impurities in the waste-water. Describe the different processes of waste-water treatment. Classify appropriately each process.
- Week 11Module 3: Advanced Waste-Water Treatment
Unit 1: Ultra Filtration Process · 3 hours
Define the word ultrafiltration. Explain the principles and processes of ultrafiltration. List all the applications of ultrafiltration.
Unit 2: Reverse Osmosis Process · 3 hours
Give the meaning and historical background of reverse osmosis. Explain the process of reverse osmosis. Describe the applications and desalination of reverse osmosis.
- Week 12Module 3: Advanced Waste-Water Treatment
Unit 3: Activated Carbon Filter and UV Sterilisation Processes · 3 hours
Explain the uses of carbon filters. Discuss UV sterilisation processes. Explain the mechanisms involved in sterilisation process.
- Week 13Module 3: Advanced Waste-Water Treatment
Unit 4: Treatment of Sludge – Disinfection and Disposal on Land/Water · 3 hours
Discuss the meaning of sludge and its generation processes. Explain the processes involved in sludge treatment. Describe the importance of sludge treatment.
Unit 5: Sewer Corrosion and Design of Waste-water Treatment Units · 3 hours
Define corrosion and explain its causes. Discuss the types of corrosion and explain its effects. Enumerate the control measures of corrosion.
Preparing for the exam
- Create flowcharts linking treatment processes from Modules 2 and 3
- Practice calculations for flow rates and BOD removal from Unit 3
- Review case studies on treatment plant design from Module 2
- Focus on regulatory requirements and standards from Unit 4
- Create flashcards for key terms and definitions from all units
Questions students ask about this course
What is EHS409 about?
This course provides a comprehensive understanding of sewage and waste-water treatment processes. It covers definitions, sources, characteristics, and impacts of waste-water, emphasizing treatment objectives and disposal regulations. Key topics include applied microbiology, primary and secondary treatment methods (screening, sedimentation, filtration), advanced treatment technologies (ultrafiltration, reverse osmosis), and sludge management. The course aims to equip students with the knowledge to mitigate environmental impacts and promote sustainable waste-water management practices.
How many units does EHS409 have?
EHS409, Sewage & Waste Water Management, has 15 units across 3 modules, over 207 pages of course material. You can read it one unit at a time.
How many credit units is EHS409?
EHS409 carries 2 credit units, at 400 level in Health Sciences.
Is EHS409 hard?
EHS409 is rated intermediate level, with basic mathematical content. It is mostly theoretical and case study work.
How long does EHS409 take to study?
About 208 hours of study, spread across its 15 units.
How is EHS409 assessed?
EHS409 is assessed by Assignments, Tutor Marked Assessments and Final Examination.
What can I do with EHS409?
Environmental Health Officer, Waste water Treatment Technician, Environmental Engineer and Sanitation Inspector.