Assessors Guide to RPL – Water Operations NWP07
Unit summary
Interview
NWP365A Identify and confirm blue green algae outbreaks
Element
1.
2.
3.
Prepare samples
Conduct tests for
blue green algae.
Compile blue
green algae
reports..
(Key knowledge and
Question Bank reference)
Performance Criteria
Question
number
1.1
Receive, handle and prepare sample testing according to organisational
and statutory requirements
1,2
1.2
Prepare and check testing equipment for blue-green algae identification
and enumeration according to organisational requirements.
2,3
2.1
Conduct blue green algae tests according to organisational requirements.
2.2
Demonstration/
observation
Documentary
evidence
(Document number
from self evaluation)
Key
Knowledge
K1
1,2
1, 2, 3
4,6,9
K2
1,2,3
1, 2, 3
Identify and confirm blue green algae
4,9
K3
2.3
Report blue green algae test results according to organisational
requirements.
5
K4
3.1
Compile reports to meet organisational requirements..
5,9
4
1, 2, 3
3.2
Report observations outside defined parameters for further action.
7,8,9
1 Version no Date
Document name
file path
Author
K4,K5
K5
Assessors Guide to RPL – Water Operations NWP07
Evidence Documents
Candidate’s name
Qualification
NWP365A Identify and confirm blue green algae outbreaks
Date of
submission
Tasks relevant to the unit
Task
numbers
(chosen by
assessor)
Doc
number
SATISFACTORY
Assessor’s comment
Y
N
This shows evidence related to:
The document is:
(relating to documents noted in or relevant
to this unit)
(Add which part of the unit(s) this evidence relates to)
Assessor will provide further information here or refer to the
assessment mapping tool.
1
2
3
4
All documents listed above have been sighted and authenticity confirmed on this date
/
Assessor’s name:
..............................................................................................
Assessor’s signature:
..............................................................................................
2 Version no Date
Document name
file path
Author
/
Assessors Guide to RPL – Water Operations NWP07
Summary of Competency Conversation
Unit code and name
NWP365A Identify and confirm blue green algae outbreaks
Candidate’s name
Element
Performance
Criteria
Question
Numbers
Y
N
Assessor’s comments
(drawn from
question bank)
1.1, 1.2
1
2.1, 2.2, 2.3
2
3.1, 3.2
3
Additional
questions
posed by
assessor if
required.
(relating to
key
knowledge
noted in or
relevant to
this unit)
The participant’s overall responses to the questions was
SATISFACTORY
Feedback to participant
Participant’s signature & date
Observers signature & date
3 Version no Date
Document name
file path
Author
NOT
SATISFACTORY
Assessors Guide to RPL – Water Operations NWP07
Key Knowledge, Question Bank, Tasks and Documentation Unit NWP365A
Key Knowledge (The Assessor may choose to
develop additional questions for this unit assisted
from Key Knowledge points noted below)
Question Bank
Exemplar of Responses
1
Describe the steps in preparing samples for testing of
blue-green algae
(1) Preparation of samples for BlueGreen Algae testing
2
What apparatus would you use to test for Blue-Green
algae
Assess suitability of sample, Sample set up,
Concentration/Centrifuge, Adhere to organisational
requirements and methods
Compound microscope, Whipple graticule, Volumetric
flasks, Pipettes, Counting chambers
(2) Preparation of apparatus for BlueGreen Algae testing
3
How would you prepare apparatus for Blue-Green
Algae testing
What are the indicators that will confirm the presence
of Blue-Green Algae
(3) Confirmatory methods for BlueGreen Algae testing
K
4
5
(4) Compile reports of confirmed
Blue-Green Algae
(5) Compile observations outside
defined parameters for further
action
6
7
8
9
Where would you record confirmed outbreaks of BlueGreen Algae
What safety and personal protective equipment would
you use
To whom would you first communicate confirmed
outbreaks of Blue-Green Algae
What impact does blue green algae have on water
and/or wastewater treatment processes.
What are the risk factors and potential hazards
associated with handling blue green algae samples.
Tasks
1
2
3
4
Check and focus Microscope, Köhler illumination, contrast
illumination, set up Counting Chambers.
The identification of algal taxa is carried out using relevant
algal keys such as: Taxonomic reference books, Charts and
photographs, Scientific papers, Taxonomists
Record and Report as per organization SOPs
Safety glasses, rubber gloves and protective clothing, face
mask
Immediate supervisor
Turbidity, impacts plant loading, clogs membranes, requires
chemical intervention
Toxic to animals and humans as well as other aquatic
organisms. Can be ingested via breathing if allowed to dry.
Documentation
Show and explain in the use of Compound microscope, Whipple graticule,
Volumetric flasks, Pipettes, Counting chambers
Explain procedures and references for identifying blue-green algae
Show and explain OH&S procedures and protective equipment required when
handling blue-green algae
Show and explain an analysis and report you have created and/or contributed to
with respect to blue-green algae.
4 Version no Date
Document name
file path
1
2
3
Plant operational reports logged by candidate
Analysis report compiled by candidate
Candidate’s relevant PD documentation
Author
Assessors Guide to RPL – Water Operations NWP07
5 Version no Date
Document name
file path
Author