Modification History
NWP607 Release 1: Primary release.
Unit Descriptor
This unit of competency sets out the knowledge and skills required to manage drinking water quality information. It provides an understanding of key biological and chemical processes required to design a monitoring program, formulate and manage a water quality database, and assess water quality data.
Application of the Unit
This unit applies to technical personnel who support water utility managers in managing the information about the quality of the water supply.
No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication.
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 tasks you need to be able to perform, to demonstrate that you can achieve 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 Design a water quality monitoring program |
1.1 Research water quality monitoring principles. 1.2 Document objectives in justifying a monitoring program. 1.3 Outline and explain the key features (what, where, when) of a monitoring program. 1.4 Construct a population-based monitoring program. |
2 Design a water quality database |
2.1 Utilise key generic identifiers required in a water quality database. 2.2 Develop abbreviated site codes. 2.3 Construct a cross-tabs database, using standard computer programs/software . 2.4 Convert data from single-line format to cross-tabs format. |
3 Manage a water quality database |
3.1 Append data to a data base. 3.2 Retrieve and sort data within a database. 3.3 Write a software query to extract data from a database. |
4 Analyse and summarise water quality data |
4.1 Transform data to logarithmic values. 4.2 Analyse data to produce statistical summaries. 4.3 Assess data against water quality targets/criteria. 4.4 Produce graphical representations. |
5 Take action on non-compliant water quality data |
5.1 Recognise and describe problems in water quality data. 5.2 Consult with supervisory professional staff about appropriate corrective action. 5.3 Follow instructions to address water quality issues . |
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 use water quality management knowledge to:
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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. 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 require that:
In all cases where practical assessment is used it will be combined with targeted questioning to assess the underpinning knowledge. Questioning will be undertaken in a manner appropriate to the skill levels of the operator, any cultural issues that may affect responses to the questions, and reflecting the requirements of the competency and the work being performed. |
Method of assessment |
The following methods are suggested:
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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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Key generic identifiers may include: |
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Standard computer programs/software may include: |
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Addressing water quality issues may include: |
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Unit Sector(s)
Not applicable.
Competency Field
Water Quality Science/Engineering.