Course Outline

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Note: For 6 week accelerated courses, content will be released at a pace of 2 sessions per week. For 12 week courses, the pace will be 1 session per week.

Course schedule

Session 1: Surface Water Treatment Overview

• Surface water quality:  rivers, lakes, algae, turbidity, EDCs, distribution WQ
• Traditional treatment technologies: in-line, direct, conventional, slow sand
• High rate clarification: ozone and biological filtration
• Multiple barriers

Session 2: Rapid Mixing, Coagulation and Flocculation Technologies

• What coagulation chemicals do: charge neutralization, agglomeration, van der waals forces, alternative coagulants: aluminum salts, iron salts, polymers, pre-hydrolized aluminum salts
• How rapid mixing occurs: static mixers, in-line power mixers, turbine basin mixers, side stream mixers, no mixing needed for Sweep Floc?
• What role does flocculation play, settling velocities, floc shear

Session 3: Clarification 

• Traditional clarification technology: colloids, settling velocities, and sedimentation
• Lime softening
• Settling plates and tubes, softening
• Innovation in clarification: sand ballasted clarification, vacuum assisted upflow clarification, DAF & high rate DAF, recycled solids upflow clarification
• Pre-sedimentation, riverbank filtration 

Session 4: Filtration 

• Membranes (micro, ultra, nano and reverse osmosis)
• Media filters (sand anthracite and GAC) Filter Underdrain Systems 
• Biological filters
• Slow sand filtration
• Riverbank filtration 
• Backwashing and air-scour
• Mechanical filtering systems 

Session 5: Disinfection and Oxidation Strategies

• UV
• Ozone
• Chlorination 
• Chlorine dioxide 
• Chloramination 
• Permanganate 
• Peroxide
• Advanced oxidation 

Session 6: Chemical Feed Systems  

• Understand chemical feed system design and design considerations
• Liquid feed systems
• Dry feed systems
• Specialized feed system
• Chemical safety
• Integrated design

Session 7: Groundwater Treatment

• Ion exchange
• Adsorption technologies
• Filtration technologies
• Precipitation technologies
• Aeration/degassing technologies
• Membrane technologies

Session 8: Ground Water Contaminant Removal

• Aeration/degassing 
• Iron and manganese removal 
• Nitrate removal 
• Arsenic removal

Session 9: Removal of Less Common Contaminants  

• Radionuclides removal 
• Hexavalent chromium removal 
• Organics removal 
• Perchlorate removal

Session 10: Developing Marginal Water Supplies

• Brackish water treatment and desalination
• Water reuse treatment for potable use
• Aquifer storage and recovery

Session 11: Residuals Handling

• Types of residuals
• Regulations for dewatering and disposing of water treatment plant 
• Centrifuges
• Filter presses
• Belt-filters, lagoons 
• Sludge drying beds
• Evaporation ponds 
• Wetland treatment 
• Recycling stream treatment  

Session 12: Distribution Water Quality

• Corrosion control
• Disinfection by product reduction 
• Prevention of nitrification 
• Contaminant prevention
• Monitoring technologies
• Cleaning and flushing technologies

This course outline is subject to change.