Upon completion of this course, the student will be able to:
1. Recognize and properly apply the metric and English units of expression used in the field of wastewater treatment to describe concentration, flow, volume, mass, energy, strength, or other characteristics.
2. Define and correctly use standard terminology related to wastewater treatment, collection systems, and laboratory testing of wastewater, wastewater chemistry and microbiology.
3. Recognize safety hazards and comply with standard record keeping and safety requirements.
4. Troubleshoot common wastewater treatment operational process problems and make decisions about appropriate corrective actions to take.
5. Identify common microorganisms used in operational control, and be aware of common disease causing organisms found in wastewater.
6. Recognize chemical symbols, properties and reactions, and understand chemical manipulation of concentration and mass.
7. Describe the effects of temperature in biological and chemical reactions.
8. Apply nutrient cycle concepts to wastewater process control and problem solving.
9. Recognize certain classes of contaminants found in wastewater processes and describe their relationship to waste water treatment.
10. Define coliform organism and describe the test procedures used in measuring disinfection effectiveness.
11. Describe components and operations of the common types of pumps used in wastewater treatment processes.
12. Discuss the laws governing wastewater treatment operators and penalties that may be applied to operators and facilities.
13. Access reference sources appropriate to operational problems in the wastewater treatment field.
I. Introduction to wastewater operations
A. History of wastewater treatment
B. Treatment plant operator--roles and responsibilities
C. Overview of wastewater plant treatment facilities and processes
D. Standard terminology used in:
1. Wastewater treatment
2. Collection systems
3. Industrial waste treatment
E. Plant safety and good housekeeping
F. Reference sources appropriate to operational problems
II. Wastewater conveyance infrastructure
A. Sanitary sewer including laterals and mains
B. Combined sewer
C. STEP (septic tank effluent pumping) sewer
D. Vacuum sewer
E. Collection systems
1. Design parameters
2. Operational considerations
3. Maintenance and operations
A. Processes: racks, screens and comminutor
C. Design parameters
D. Methods of operation
IV. Primary treatment processes--sedimentation and flotation
A. Design parameters
C. Methods of operation
V. Biological factors in wastewater treatment
C. Photosynthesis and respiration
E. Types of organisms
1. Identification of useful indicator organisms
2. Wastewater pathogens
VI. Secondary treatment
1. Trickling filters
2. Rotating biological contactors
3. Hybrid devices
B. Sludge digestion and solids handling
C. Activated sludge control process calculations
1. Recirculation ratio
2. Hydraulic loading
3. Organic loading
1. Detention time
2. Surface settling rate
3. Organic loading rate
4. Weir overflow rate
VII. Overview of wastewater sample collection and preservation
A. For BOD (biochemical oxygen demand)
B. For TSS (total suspended solids)
C. For coliform organisms
D. Other sampling methods
E. Chain of Custody
VIII. Overview of centrifugal and positive displacement pumps
A. Pump operations related to wastewater treatment plants
B. Considerations for selecting appropriate type of pump for pumping applications
IX. Operation of wastewater treatment ponds
A. Design and operational control
B. Methods of aeration
C. Process control calculations
1. Surface loading rate
2. Organic loading rate
X. Disinfection and chlorination methods
C. Test procedures
A. Effluent disposal
3. Groundwater Recharge
B. Solids disposal
1. Land application
3. Grease/scum treatment
XIII. Regulatory requirements and exam preparation
A. Data collection and analysis
B. Records and report writing
C. California Title 23 requirements
D. State of California Water Resources Control Board Wastewater Treatment Plant Operator Certification exam
E. CWEA voluntary certification test
1. Collection System Maintenance
2. Wastewater Treatment Plant Maintenance
F. Renewal requirements
G. Education and experience requirements for certification grades
1. Operation of Wastewater Treatment Plants, Volume I, 5th edition; 1995, (classic) California State University of Sacramento, Ken Kerri
2. Instructor prepared materials