Water Treatment Plant Operator study plan

Explain the coagulation-flocculation-sedimentation process train and the purpose of each unit

Calculate coagulant dose, feed rate, and jar test interpretations from given raw water quality data

Compare source water characteristics (turbidity, alkalinity, pH, NOM) and their treatment implications

Identify common coagulants and their optimal pH ranges and reactions

Design and interpret a jar test procedure to determine optimal coagulant dose and pH

Explain flocculation basin design parameters (velocity gradient, detention time) and their effect on floc formation

Describe sedimentation basin types, sludge handling, and performance calculations (overflow rate, weir loading)

List filtration mechanisms and filter media types, and explain backwash procedures

Compare disinfection methods (chlorine, chloramine, ozone, UV, chlorine dioxide) by effectiveness, CT concept, and byproduct formation

Calculate chlorine dose, demand, residual, and CT values for given scenarios

Explain chemical feed systems (dry and liquid) and storage requirements for common water treatment chemicals

Identify safety hazards and handling procedures for chlorine, ammonia, and other treatment chemicals

Troubleshoot common filtration problems (turbidity breakthrough, air binding, media loss) and propose corrective actions

Explain pump types (centrifugal, positive displacement) and their applications in water treatment

Calculate pump head, flow rate, and power requirements using pump curves and affinity laws

Describe motor maintenance, lubrication, and basic electrical safety

Interpret disinfection monitoring data (residual, CT, DBP) and adjust process control accordingly

Explain the function and calibration of common instrumentation (turbidimeters, pH meters, chlorine analyzers, flow meters)

Describe process control strategies (feedback, feedforward, SCADA) and alarm response

Calculate and apply CT values for different disinfectants and contact times

Identify cross-connection hazards and select appropriate backflow prevention devices

Explain distribution system water quality issues (disinfectant residual, nitrification, biofilm) and monitoring strategies

Summarize key regulations (SDWA, Stage 2 DBPR, LT2, Ground Water Rule) and reporting requirements

Describe public health significance of waterborne pathogens and indicator organisms

Develop emergency response procedures for chemical spills, power outages, and loss of disinfection

Explain safety protocols for confined space entry, hazardous chemicals, and personal protective equipment

Describe security measures for water treatment facilities and vulnerability assessment basics

Review chemical storage compatibility and inventory management

Complete a full-length practice exam under timed conditions

Review incorrect answers and create flashcards for weak areas

Revisit key calculations (dose, CT, flow, pressure) and regulatory deadlines

Summarize critical operational parameters and their typical ranges