Modification History
NWP414A Release 2: Layout adjusted. No changes to content.
NWP414A Release 1: Primary release.
Unit Descriptor
This unit of competency describes the outcomes required to identify wastewater microorganisms and select appropriate measures to optimise the growth of beneficial microorganisms.
Application of the Unit
This unit is relevant to senior wastewater treatment operational specialists.
Licensing/Regulatory Information
Not applicable.
Pre-Requisites
Not applicable.
Employability Skills Information
This unit contains employability skills.
Elements and Performance Criteria Pre-Content
Elements describe the essential outcomes of a unit of competency. |
Performance criteria describe the performance needed to demonstrate achievement of the element. Where bold italicised text is used, further information is detailed in the range statement. Assessment of performance is to be consistent with the evidence guide. |
Elements and Performance Criteria
ELEMENT |
PERFORMANCE CRITERIA |
1 Investigate wastewater micro-organisms . |
1.1 Identify a range of typical wastewater microorganisms . 1.2 Identify the general characteristics of different types of microorganisms. 1.3 Identify wastewater characteristics which impact on micro-organism growth. 1.4 Identify the problems caused by microorganisms in specific wastewater treatment processes. |
2 Select strategies to optimise the growth of beneficial microorganisms . |
2.1 Investigate the cause of effluent quality issues with reference to organisational and legislative requirements 2.2 Investigate the operational status of the wastewater treatment process with reference to manufacturers' or plant designers' specifications . 2.3 Assess the effectiveness of various process control strategies to optimise the growth of beneficial microorganisms and select the most appropriate method. |
3 Identify and report on appropriate process controls . |
3.1 Identify treatment process conditions for optimising the growth of beneficial microorganisms. 3.2 Report on appropriate treatment processes and associated sampling and testing requirements. |
Required Skills and Knowledge
This section describes the skills and knowledge required for this unit. |
Required skills :
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Required knowledge :
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Evidence Guide
The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required skills and knowledge, range statement and the Assessment Guidelines for the Training Package. |
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Critical aspects for assessment and evidence required to demonstrate competency in this unit |
The candidate should demonstrate the ability to identify wastewater microorganisms and select appropriate measures to optimise the growth of beneficial microorganisms including:
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Context of and specific resources for assessment |
Access to the workplace and resources, including:
Where applicable, physical resources should include equipment modified for people with disabilities. Access must be provided to appropriate learning and assessment support when required. Assessment processes and techniques must be culturally appropriate, and appropriate to the language and literacy capacity of the candidate and the work being performed. Validity and sufficiency of evidence requires that:
Questioning will be undertaken in a manner appropriate to the skill levels of the operator and cultural issues that may affect responses to the questions, and will reflect the requirements of the competency and the work being performed. |
Range Statement
The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) may also be included. |
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Wastewater microorganisms may include: |
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General characteristics of microorganisms may include: |
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Wastewater characteristics may include: |
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Problems caused by microorganisms may include: |
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Organisational and legislative requirements may include: |
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Manufacturers' or plant designers' specifications may include: |
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Process control strategies may include: |
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Unit Sector(s)
Not applicable.
Competency field
Treatment.