eLibrary >
ISO 5667-24:2016 Water quality - Sampling - Part 24: Guidance on the auditing of water quality sampling >
ISO 5667-24:2016 Water quality - Sampling - Part 24: Guidance on the auditing of water quality sampling, 2016
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Multiple audits
- 5 Auditing objectives
- 6 Internal audit objectives
- 7 External audit objectives
- 8 Identification of the critical factors in the water quality sampling process
- 8.1 Identification of critical operational steps
- 8.2 Audit prioritization exercise
- 8.3 Unscheduled observations
- 8.4 Follow-up actions
- 9 Risk-based versus judgement-based approaches to auditing
- 9.1 General
- 9.2 Risk-based auditing
- 9.3 Judgement-based auditing
- 9.4 Auditing assumptions
- 10 Document auditing
- 10.1 Sampling programme and sampling practitioner/operative instruction documents
- 10.2 Sampling manual
- 10.2.1 General
- 10.2.2 Contents
- 10.2.3 Format
- 10.2.4 The laboratory interface
- 10.3 Training policy
- 10.4 Sampling record sheets
- 10.5 Labels
- 10.6 Chain of custody records
- 10.7 Laboratory receipts
- 10.8 Assessment of documents before the field assessment
- 10.9 Assessment of completed documents
- 10.10 Policy on statements of uncertainty
- 11 Real-time audit
- 11.1 Audit forms
- 11.2 Field observation
- 11.3 Real-time risk-based auditing (see also 9.2)
- 11.4 Real-time judgement-based auditing (see also 9.3)
- 11.5 Evidence of internal audits
- 12 Design of an audit plan
- 12.1 Consultation with the responsible person
- 12.2 Pre-audit questionnaire
- 12.3 Plan design
- 12.4 Audit practice
- 12.4.1 Staff competence assessments
- 12.4.2 Supervision
- 12.4.3 Equipment
- 12.4.4 Handling of samples
- 12.4.5 Individual sample records
- 12.4.6 Tracking of samples
- 12.5 Quality assurance and control issues (see ISO 5667-14)
- 13 Conduct of field assessments
- 13.1 General
- 13.2 Sample location verification
- 13.3 Identification
- 13.4 The use of photographs in field assessment
- 14 Audit methodology
- 14.1 General
- 14.2 Conduct of the audit
- 14.3 Reviewing the audit plan
- 14.4 Real-time assessment
- 14.4.1 General
- 14.4.2 Pre-audit meeting
- 14.4.3 Opening meeting
- 14.4.4 Traceability assessments before real-time audit
- 14.4.5 Observation procedures
- 14.4.6 Assessing conformity with temperature control during the audit
- 14.4.7 Auditing of photographic evidence
- 14.4.8 Interpretation of audit data
- 14.4.9 Recording nonconformity
- 15 Assignment of the audit report and the closure meeting
- 16 The audit report and statement of findings
- 16.1 The report
- 16.2 Statement of findings
- 16.3 Audit conclusions
- 16.4 Statement of recommended actions
- 17 Outline flow diagram of audit process
- Annex A (informative) Audit forms
- Annex B (informative) Suggested procedures for monitoring temperature control
- Annex C (informative) Measurement of uncertainty associated with sampling practices
- Bibliography [Go to Page]