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Elements and Performance Criteria

  1. Plan and prepare for work
  2. Operate and control process
  3. Complete documentation
  4. Plan and prepare for work
  5. Operate and control process
  6. Complete documentation

Performance Evidence

Evidence required to demonstrate competence must satisfy all of the requirements of the elements and performance criteria. The candidate must be assessed operating at least two of the processes listed in the Range of Conditions, of which one must be from separation and one from disinfection. If not otherwise specified the candidate must demonstrate evidence of performance of the following on at least one occasion.

conducting routine plant inspections

interpreting safety data sheets (SDS)

applying basic mathematical formulae

completing logs

preparing and applying chemical dosing including at least one of:

pH adjustment

coagulants

polymers

flocculants

disinfectants

fluoride

interpreting plans, charts and instructions


Knowledge Evidence

Evidence required to demonstrate competence must satisfy all of the requirements of the elements and performance criteria. If not otherwise specified the depth of knowledge demonstrated must be appropriate to the job context of the candidate.

water cycle

sources of water

demands and uses of water, both domestic and industrial

physical, chemical and microbiological characteristics of water within the water treatment process

reasons for water treatment

types of treatment plants and processes

major chemicals and equipment used

water treatment plant hazards

risk factors and potential hazards associated with the operation of water treatment processes

physical, chemical and microbiological characteristics of water within the water treatment process

chemical and biological principles that form the basis of water treatment

types of components

relevant technologies

water quality principles

relevant guidelines and standards

risk management principles of water treatment (HACCP)

basic knowledge of types of chemicals and water chemistry

Candidate should demonstrate basic knowledge of all processes listed in Range of Conditions.