Unit of competency Outline

Date retreived
22/07/2026 11:24 PM AWST

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Monitor and operate hypochlorite disinfection processes

Monitor and operate hypochlorite disinfection processes

Unit of competency
National Code
NWPTRT022
State Code
OBN64
TGA Status
Current
DTWD Status
Approved
Current Release Number
1.00
Current Release Date
04/02/2020
View on TGA
State Implementation and Classification
Approved Date
15/06/2020
Field of Education
030907 - Water And Sanitary Engineering
Original Release Date
15/06/2020
Nominal Hours
40
Description
This unit involves the skills and knowledge required to monitor and operate hypochlorite disinfection processes.It includes monitoring hypochlorite disinfection systems and reporting on process quality control. It also includes working safely with, transporting and storing sodium hypochlorite solution or calcium hypochlorite solids and implementing emergency response procedures.This unit applies to operational staff with specific responsibility for hypochlorite disinfection systems in water or wastewater treatment plants. Those undertaking this unit would work under appropriate supervision, while performing routine tasks, in a range of familiar contexts.No licensing, legislative or certification requirements apply to this unit at the time of publication.
Notes
Elements and Performance Criteria
1 Prepare for work
  • 1.1 Determine work requirements from job specifications and plans
  • 1.2 Select and check equipment and hypochlorite supplies to meet safety requirements of task and worksite
  • 1.3 Select, fit and use required safety equipment, including personal protective equipment (PPE)
  • 1.4 Handle and store hypochlorite chemicals to maximise shelf life and reduce loss of available chlorine
  • 1.5 Conduct the percentage available chlorine test according to workplace procedures
2 Monitor processes
  • 2.1 Monitor hypochlorite disinfection processes according to workplace procedures
  • 2.2 Collect process samples and conduct standard tests according to workplace procedures
  • 2.3 Make process adjustments to maintain effectiveness of hypochlorite disinfection
  • 2.4 Monitor the parameter set points for critical control points and operational control points
3 Apply chemical dosing
  • 3.1 Prepare and apply hypochlorite chemicals
  • 3.2 Control hypochlorite dosing to maintain required chlorine residual
4 Complete documentation
  • 4.1 Maintain information relating to hypochlorite supply and usage
  • 4.2 Collect, record and complete process data according to workplace procedures and process requirements
  • 4.3 Identify data outside of normal operational parameters and report to relevant personnel for further action
No information
No information
Replaces
State Code National Code Title Type
AVY07 NWPTRT052 Operate and control hypochlorite disinfection processes Unit of competency