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Water and Wastewater Treatment Course
More than 2 million learners worldwide

Water and Wastewater Treatment Course

Master every stage of drinking water and wastewater treatment, from source water characterization to effluent reuse and resource recovery. This course delivers the technical depth and practical skills that water and wastewater professionals need to design, operate, and optimize treatment systems. Whether you work in plant operations, engineering, or environmental compliance, you will finish ready to meet real-world challenges.

Dedika for businesses

What you will learn:

This course covers the full treatment spectrum, starting with water quality parameters, contaminant categories, and regulatory frameworks. You will work through drinking water processes including coagulation, filtration, and disinfection, then move into biological wastewater treatment, nutrient removal, and solids management. Advanced topics include tertiary polishing, water reuse applications, energy efficiency, and resource recovery from biosolids. You will also build operational skills in process monitoring, chemical feed systems, instrumentation, and SCADA. By the end, you will have the knowledge to manage a treatment facility and satisfy permit requirements.

How you study in practice Water and Wastewater Treatment Course

How you practise Water and Wastewater Treatment Course

For companies looking to train their teams

With Dedika for Businesses, the course includes exercises and examples tailored to your own business and the specific needs of your company.

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Course content

8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)

Chapter 1See details

Foundations of Water and Wastewater Systems

  • Lesson 1 • Overview of Treatment Train Concepts

    Explains the sequential unit-process approach used in both drinking water and wastewater facilities. Sets the framework for all subsequent technical chapters.

  • Lesson 2 • The Hydrological Cycle and Water Sources

    Covers precipitation, surface water, groundwater, and their roles as raw water supplies. Connects natural water movement to treatment system design.

  • Lesson 3 • Contaminant Categories and Health Risks

    Classifies pathogens, heavy metals, nutrients, and emerging contaminants by risk level. Links contamination type to appropriate treatment selection.

  • Lesson 4 • Water Quality Parameters and Standards

    Introduces physical, chemical, and biological parameters used to assess water quality. Provides the measurement vocabulary used throughout the course.

  • Lesson 5 • Regulatory and Institutional Framework

    Describes how public health agencies set treatment requirements and enforce compliance. Prepares learners to interpret permit conditions and environmental monitoring obligations.

Chapter 2See details

Drinking Water Treatment Processes

  • Lesson 1 • Disinfection Methods and Byproducts

    Compares chlorination, UV, ozone, and chloramines for pathogen inactivation and residual maintenance. Addresses disinfection byproduct formation and control strategies.

  • Lesson 2 • Sedimentation and Clarification

    Covers gravity settling theory and clarifier design for removing floc and suspended solids. Builds on coagulation outcomes to achieve turbidity reduction targets.

  • Lesson 3 • Advanced Treatment for Specific Contaminants

    Addresses ion exchange, activated carbon, and reverse osmosis for removing dissolved contaminants not addressed by conventional processes.

  • Lesson 4 • Filtration Technologies

    Examines rapid sand, dual-media, and membrane filtration for particle and pathogen removal. Connects filter performance to downstream disinfection requirements.

  • Lesson 5 • Coagulation and Flocculation

    Teaches the chemistry of destabilizing suspended particles and aggregating them into settleable floc. Directly precedes sedimentation and filtration in the treatment train.

Chapter 3See details

Wastewater Characterization and Preliminary Treatment

  • Lesson 1 • Primary Sedimentation

    Explains gravity settling of suspended solids in primary clarifiers to reduce organic load on biological processes. Links removal efficiency to downstream BOD loading.

  • Lesson 2 • Wastewater Sources and Flow Characterization

    Identifies municipal, industrial, and stormwater contributions to wastewater flow. Establishes load calculations used in facility design and permitting.

  • Lesson 3 • Screening and Grit Removal

    Covers coarse and fine screening plus grit chamber design to remove solids that damage pumps and clog pipes. Introduces the first physical treatment step.

  • Lesson 4 • Flow Measurement and Equalization

    Teaches flow metering methods and equalisation basin design to dampen hydraulic and load variability. Protects biological treatment from shock loads.

Chapter 4See details

Biological Wastewater Treatment

  • Lesson 1 • Microbiology of Biological Treatment

    Reviews microbial metabolism, growth kinetics, and the role of bacteria, protozoa, and fungi in treatment. Provides the biological foundation for process control decisions.

  • Lesson 2 • Nutrient Removal Processes

    Explains biological nitrogen and phosphorus removal through nitrification, denitrification, and enhanced biological phosphorus removal. Addresses nutrient discharge limits.

  • Lesson 3 • Biofilm and Attached Growth Systems

    Examines trickling filters, rotating biological contactors, and moving bed biofilm reactors as alternatives to suspended growth. Compares performance and footprint.

  • Lesson 4 • Membrane Bioreactors

    Integrates membrane filtration with biological treatment to achieve high-quality effluent in a compact footprint. Prepares learners for advanced facility design.

  • Lesson 5 • Activated Sludge Process

    Covers aeration basin design, mixed liquor suspended solids control, and secondary clarification. Central to municipal wastewater treatment worldwide.

Chapter 5See details

Solids Management and Biosolids Processing

  • Lesson 1 • Aerobic Digestion and Composting

    Presents aerobic digestion and windrow or in-vessel composting as pathogen reduction alternatives. Suitable for smaller facilities without biogas recovery goals.

  • Lesson 2 • Sludge Thickening Methods

    Covers gravity thickening, dissolved air flotation, and centrifugal thickening to reduce sludge volume before stabilisation. Reduces downstream processing costs.

  • Lesson 3 • Sludge Dewatering Technologies

    Compares belt filter presses, centrifuges, and screw presses for reducing sludge moisture content before disposal or reuse. Covers polymer conditioning.

  • Lesson 4 • Anaerobic Digestion

    Explains the four-stage biochemical pathway converting organic solids to biogas and stabilised biosolids. Covers reactor design, loading, and gas utilisation.

  • Lesson 5 • Biosolids Beneficial Use and Disposal

    Addresses land application, composting distribution, and thermal drying as end-use pathways for stabilised biosolids. Covers quality classifications and site requirements.

Chapter 6See details

Water and Wastewater System Operations

  • Lesson 1 • Pump and Hydraulic Systems

    Explains centrifugal and positive displacement pump selection, operation, and troubleshooting in treatment plant hydraulics. Covers pump curves and system curves.

  • Lesson 2 • Preventive Maintenance Programs

    Develops structured maintenance planning for mechanical, electrical, and instrumentation assets to minimise unplanned downtime. Covers work order systems.

  • Lesson 3 • Chemical Feed Systems

    Addresses storage, metering, and safety for coagulants, disinfectants, and conditioning chemicals used throughout treatment. Covers dosing calculations.

  • Lesson 4 • Process Monitoring and Sampling

    Covers sampling protocols, field measurements, and laboratory analysis required for process control and regulatory reporting. Ensures data quality and defensibility.

  • Lesson 5 • Instrumentation and Control Systems

    Introduces sensors, transmitters, PLCs, and SCADA systems used to automate and monitor treatment processes. Connects field devices to operational decisions.

Chapter 7See details

Effluent Polishing and Reuse Applications

  • Lesson 1 • Tertiary Filtration and Polishing

    Covers granular media, cloth disk, and continuous backwash filters for removing residual suspended solids after secondary treatment. Prepares effluent for reuse or discharge.

  • Lesson 2 • Advanced Oxidation Processes

    Explains UV/hydrogen peroxide, ozone/hydrogen peroxide, and Fenton processes for destroying micropollutants and trace organics. Addresses byproduct formation.

  • Lesson 3 • Reverse Osmosis for Water Reuse

    Applies reverse osmosis to reclaimed water for high-purity reuse, covering pretreatment, membrane selection, and concentrate management.

  • Lesson 4 • Managed Aquifer Recharge

    Covers infiltration basins, injection wells, and soil-aquifer treatment for storing reclaimed water underground. Addresses water quality changes during recharge.

  • Lesson 5 • Reuse Application Categories

    Classifies agricultural, industrial, environmental, and potable reuse applications by required water quality and treatment level. Links treatment to end use.

Chapter 8See details

Energy, Sustainability, and Resource Recovery

  • Lesson 1 • Climate Resilience and Sustainability Planning

    Integrates climate risk assessment, green infrastructure, and sustainability metrics into long-term facility planning. Prepares facilities for changing conditions.

  • Lesson 2 • Biogas and Combined Heat and Power

    Covers biogas upgrading, combined heat and power engine selection, and grid interconnection for energy self-sufficiency from anaerobic digestion.

  • Lesson 3 • Energy Consumption in Treatment Plants

    Quantifies energy use by process unit and identifies the largest consumption drivers in water and wastewater facilities. Establishes the baseline for efficiency improvements.

  • Lesson 4 • Nutrient and Resource Recovery

    Examines struvite precipitation, ammonia stripping, and phosphorus crystallisation as methods to recover valuable nutrients from sidestreams.

  • Lesson 5 • Water Loss Control and Demand Management

    Addresses distribution system leakage detection, pressure management, and demand-side conservation to reduce raw water intake and treatment costs.

Certification

Your valid completion certificate

This course is for you:

  • Water utility operator: seeking deeper process knowledge to advance certification level.

  • Civil or environmental engineer: expanding expertise into treatment system design and operations.

  • Environmental compliance officer: needing stronger technical grounding behind permit requirements.

  • Career changer from construction or industrial maintenance: transitioning into water infrastructure roles.

  • Municipal public works employee: responsible for overseeing contracted treatment plant performance.

  • Graduate student in environmental science: bridging academic theory with applied treatment practice.

What our students say

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