Treatment Process

Job Tasks Included in this Content Area:

 

Treatment Process   
Class
Class 4
Class 3
Class 2
Class 1
Calculate and/or record:
Plant residuals
X
X
X
X
Backwash water
  X X X
Daily flow rate
X X X X
Chemical levels and previous days usage
X X X X
Filter performance data
X X X X
Online analyzers data
X X X X
Calculate chemical dosages X X X X
Interact with HMI and SCADA X X X X
Determine correct disinfectant dosage and contact time to maintain desired level of residual in system X X X X
Control treatment plant processes, chemical dosages, and equipment used to treat water X X X X
Determine and adjust plant flows to meet system demands X X X X
Troubleshoot malfunctions and problems in plant process and equipment X X X X
Identify trends and abnormal operation in plant processes by interpreting data from gauges, meters, charts, and graphs X X X X
Interpret facility and process control water meters X X X X
Maintain records of operation of treatment facilities:        
Daily testing logs
X X X X
Daily equipment logs
X X X X
Daily intake and production
X X X X
Daily maintenance management reports and notes
X X X X
Microbiological sampling and testing
X X X X
Make appropriate changes in plant processes to optimize performance and efficiency X X X X
Mix batches of chemical solutions X X X X
Add chemicals to hoppers and feed equipment X X X X
Monitor filter performance and backwash filters X X X X
Monitor the transmission and distribution system X X X X
Monitor, evaluate, and adjust:        
Pretreatment
X X X X
Coagulation and flocculation
  X X X
Clarification and sedimentation
    X X
Filtration
X X X X
Residuals disposal
    X X
Backwash aids
    X X
Source water treatment
    X X
Iron/manganese treatment
  X X X
Lime-soda ash softening
    X

X

Granular activated carbon
    X X
Powdered activated carbon
    X X
Pressure testing membranes
      X
Ion exchange
X X X X
Chemical feed pumps
X X X X
Online instrumentation
X X X X
Operate and control electric motors, pumps, and valves to regulate flow of water at the treatment facility X X X X
Perform calculations related to process monitoring X X X X
Ensure the proper handling, storage and use of chemicals:        
Acids
X X X X
Bases
  X X X
Oxidants
X X X X
Coagulants
    X X
Coagulant aids
      X
Weighting agents
      X
Polymers
    X X
Chemical disinfectants
X X X X
Fluoride
    X X

Corrosion control chemicals

  X X X