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Wastewater Treatment and Recycling

Wastewater Treatment and Recycling banner
Preview this course
Self-paced Advanced

Wastewater Treatment and Recycling

3(115)
190 views
FREE
1631 min
Anytime
English
190 views
Engineering Academy
Engineering AcademyLearn Without Limits: Free Engineering Courses
Pharmaceutical & HealthcareEnvironmental Engineering
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  • Certificate of completion
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Volume pricing for groups of 5+

Why enroll

This course is essential for civil and environmental engineering students and professionals who want to develop strong expertise in wastewater management and sustainable water use. With increasing water scarcity and stricter environmental regulations, wastewater treatment and recycling have become critical components of modern infrastructure. The course equips learners with a deep understanding of treatment processes, system selection, and operational challenges faced by wastewater treatment plants.

Enrolling in this course helps learners gain practical knowledge applicable to municipal corporations, consulting firms, industrial water management, and infrastructure projects. It also provides a strong foundation for careers in environmental engineering, water resources management, sustainability, and research. The course is highly relevant for competitive exams, higher studies, and professionals working on smart cities and circular economy initiatives.

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Engineering Academy

Engineering Academy

Engineer

Learn Without Limits: Free Engineering Courses

5+ yrs experience·India

252Courses
4Articles
114Seminars
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Is this course for you?

You should take this if

  • You work in Pharmaceutical & Healthcare
  • You're a Environmental Engineering / Health, Safety & Environmental professional
  • You have 3+ years of hands-on experience in this field
  • You prefer self-paced learning you can revisit

You should skip if

  • You're new to this field with no prior experience
  • You need a different specialisation outside Environmental Engineering
  • You need live interaction with an instructor

Course details

The Wastewater Treatment and Recycling course provides a comprehensive understanding of the principles, processes, and technologies used for the treatment, reuse, and sustainable management of wastewater generated from domestic, industrial, and municipal sources. The course explains how wastewater characteristics influence treatment selection and how treated effluent can be safely reused to reduce freshwater demand and environmental pollution.

The course begins with an overview of wastewater sources, flow estimation, and characterization, including physical, chemical, and biological parameters. Learners study primary, secondary, and tertiary treatment processes in detail, covering physical separation methods, biological treatment systems, and advanced treatment technologies for nutrient and contaminant removal. Emphasis is placed on process design concepts, operational considerations, and performance evaluation of wastewater treatment plants.

The course also addresses sludge treatment and disposal, energy recovery, and emerging technologies for wastewater recycling. Advanced topics such as membrane systems, disinfection methods, and decentralized treatment solutions are discussed in the context of water reuse for agriculture, industry, and urban applications. By the end of the course, learners gain the ability to understand treatment process selection, interpret design and operational data, and support sustainable wastewater management practices.

SOURCE-youtube [NPTEL IIT Kharagpur]

Course suitable for

Key topics covered

  1. Sources, quantity, and characteristics of wastewater

  2. Physical, chemical, and biological properties of wastewater

  3. Primary treatment processes and sedimentation principles

  4. Secondary treatment: activated sludge process and variants

  5. Attached growth systems (trickling filters, bio-towers)

  6. Nutrient removal (nitrogen and phosphorus) processes

  7. Tertiary and advanced wastewater treatment methods

  8. Sludge treatment, stabilization, and disposal methods

  9. Disinfection techniques and pathogen removal

  10. Membrane technologies and advanced filtration systems

  11. Wastewater recycling and reuse applications

  12. Decentralized and on-site wastewater treatment systems

  13. Environmental regulations and water reuse standards

  14. Sustainable and energy-efficient wastewater treatment practices.

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

51 lectures27 hr 11 min
  1. Lecture 1:Course Introduction
    28 min
  2. Lecture 2:Sources and Types of Wastewater
    27 min
  3. Lecture 3:Pollutants in Wastewater: Point and Non-point Source
    29 min
  4. Lecture 4:Wastewater Management: Concept of Treatment and Recycling
    35 min
  5. Lecture 5:Wastewater Management: Issues and Challenges
    33 min
  6. Lecture 6:Wastewater Generation and Quantity Estimation
    30 min
  7. Lecture 7:Quantity Estimation of Sewage
    24 min
  8. Lecture 8:Population Forecasting Methods
    38 min
  9. Lecture 9:Quantity Estimation of Sewage Flow
    33 min
  10. Lecture 10:Sewage Quantity Estimation: Practice Problems
    22 min
  11. Lecture 11:Wastewater Characteristics: Quality Parameters
    29 min
  12. Lecture 12: Wastewater Characteristics: Quality Parameters (cont.)
    36 min
  13. Lecture 13: Wastewater Characteristics: Quality Parameters (cont.)
    29 min
  14. Lecture 14: Wastewater Characteristics: Quality Parameters (cont.)
    39 min
  15. Lecture 15: Wastewater Characteristics: Practice Problems
    30 min
  16. Lecture 16: Fate and Transport of Contaminants Discharged in River
    34 min
  17. Lecture 17: Effects on DO and BOD Natural Purification in Rivers: Effects on DO and BOD
    35 min
  18. Lecture 18: BOD and Variations in streams Receiving Waste water
    36 min
  19. Lecture 19: Natural Purification : Practice Problems
    30 min
  20. Lecture 20: Engineered Treatment of Waste water:Concept of mass balance
    29 min
  21. Lecture 21: Mass Balance: Application in Specific Cases
    35 min
  22. Lecture 22: Mass Balance in Reactors: Application and Practice Problems
    34 min
  23. Lecture 23: Basic of Municipal Wastewater Treatment
    22 min
  24. Lecture 24: Wastewater Treatment Units: Screening
    32 min
  25. Lecture 25: Wastewater Treatment Units: Grit Removal and Equalization
    42 min
  26. Lecture 26: Watsewater Treatment Units: Primary Sedimentation
    40 min
  27. Lecture 27: Wastewater Treatment Units: Primary Sedimentation
    40 min
  28. Lecture 28:Secondary Treatment Processes: Introduction to Biological Treatment of Wastewater
    26 min
  29. Lecture 29:Biological Treatment of Wastewater: Microbial Growth and its Kinetics
    33 min
  30. Lecture 30:Biological Treatment of Wastewater: Microbial Growth Kinetics
    30 min
  31. Lecture 31:Biological Treatment of Wastewater: Activated Sludge Process
    34 min
  32. Lecture 32: Biological Treatment of Wastewater: ASP, TF and RCB
    35 min
  33. Lecture 33 Secondary Treatment Processes: Introduction to Anaerobic Treatment of Wastewater
    27 min
  34. Lecture 34: Anaerobic Degradation Processes
    29 min
  35. Lecture 35:Anaerobic Degradation: Characteristics and Applications
    24 min
  36. Lecture 36:Anaerobic Treatment of Wastewater: UASB Reactor
    31 min
  37. Lecture 37:Anaerobic Treatment of Wastewater: Other High Rate Anaerobic Processes
    29 min
  38. Lecture 38: Introduction to Sludge Management
    29 min
  39. Lecture 39: Wastewater Sludge: Quantity and Characteristics
    31 min
  40. Lecture 40: Wastewater Sludge Processing and Treatment: Sludge Thickening
    37 min
  41. Lecture 41: Wastewater Sludge Processing and Treatment: Sludge Stabilization and Conditioning
    30 min
  42. Lecture 42:Wastewater Sludge Processing & Treatment: Dewatering, Hygienisation, Disposal/Reuse
    32 min
  43. Lecture 43: Tertiary (Advanced) Treatment of Wastewater
    32 min
  44. Lecture 44:Tertiary Treatment: Nutrients Removal
    38 min
  45. Lecture 45: Tertiary Treatment: Adsorption and Ion Exchange
    36 min
  46. Lecture 46: Tertiary Treatment: Membrane Processes
    34 min
  47. Lecture 47:Tertiary Treatment: Disinfection and Chemical Treatments
    31 min
  48. Lecture 48:Wastewater Treatment Systems: Options and Conventional Approach
    32 min
  49. Lecture 49: Wastewater Treatment Systems: Integrated Systems: Wetlands
    32 min
  50. Lecture 50: Alternate Wastewater Treatment Systems: SBR and SBBR
    32 min
  51. Lecture 51:Alternate Wastewater Treatment Systems: MBR and MBBR
    36 min

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Questions and Answers

A: Principle: High chlorides plus oxidants localize attack rather than uniform metal loss. Applied here, hypochlorite spikes and biofilm stagnation drive crevice chemistry that defeats 316L even when bulk pH looks benign. Distractor C traps engineers who know duplex is sensitive to SCC but miss that sulfides aren't the controlling species in an oxidizing MBBR.

A: Principle: Data reconciliation starts with signal integrity and scaling, not sensor physics. Applied here, missing datasheets mean the PLC range may not match the installed meter, creating a clean 10–20% bias. Distractor A catches people fluent in mag meters who jump to fluid properties before verifying the control layer.

A: Principle: Oxygen demand scales with removed BOD, not flow alone. Here, 5,000 m³/d × 0.3 kg/m³ × 90% gives ~1,350 kg/d O₂, translating to ~75 kW shaft and ~150 kW electrical with losses. Distractor D hooks engineers who default to nitrification without evidence of ammonia loading.

A: Principle: Elastomer failure in sour service is chemical interaction, not mechanical wear. Applied here, H₂S permeation swells NBR and collapses modulus long before abrasion dominates. Distractor D tempts operations-minded engineers who see grit everywhere and over-weight mechanical damage.