Product Overview

Summary: This Water Quality Assurance Standard Operating Procedure provides a clear, repeatable framework for monitoring, testing and managing water quality across your operations. Designed for Australian conditions and regulatory expectations, it helps you protect product integrity, safeguard end users, and demonstrate due diligence to regulators, clients and auditors.

Consistent, verifiable water quality is critical across Australian industries, from food and beverage production and healthcare, through to manufacturing, aquaculture and commercial property management. This Water Quality Assurance Standard Operating Procedure sets out a structured, end‑to‑end process for how water is sampled, tested, recorded, assessed and acted upon. It defines who does what, when, and to what standard, so that results are defensible and trends can be identified early—before they impact product quality, plant performance or customer health.

Developed for the Australian regulatory landscape, this SOP supports compliance with key standards and guidelines while remaining practical for day‑to‑day operations. It tackles common problems such as inconsistent sampling methods, ad‑hoc testing schedules, missing records, and unclear escalation pathways when results fall outside specification. By implementing this procedure, organisations can tighten their quality controls, reduce the risk of contamination events or non‑conformances, and provide clear evidence of due diligence to auditors, clients and regulators.

Whether you manage a small facility using potable water in production, or a large site with complex treatment systems and trade waste obligations, this SOP gives your team a single, authoritative reference. It supports integration with existing WHS, environmental and food safety systems, and can be adapted to specific site requirements, contract conditions and local water authority limits.

Key Benefits

• Ensure consistent, defensible water sampling and testing practices across all sites and shifts.
• Reduce the risk of product contamination, equipment damage and service interruptions caused by poor water quality.
• Streamline compliance with Australian drinking water, trade waste, environmental and food safety requirements.
• Improve visibility of water quality trends, enabling early intervention and better asset management decisions.
• Demonstrate robust quality assurance processes to customers, regulators and certification bodies during audits.

Who is this for?

• Quality Assurance Managers
• Environmental Managers
• Laboratory Technicians
• Operations Managers
• Facility Managers
• Food Safety Managers
• Water Treatment Plant Operators
• Aquaculture Managers
• HSE & Compliance Coordinators
• Maintenance Supervisors

Included Sections

• 1.0 Purpose and Scope
• 2.0 Definitions and Abbreviations
• 3.0 Regulatory and Standards Framework
• 4.0 Roles and Responsibilities
• 5.0 Water Quality Requirements and Acceptance Criteria
• 6.0 Sampling Locations and Sampling Plan
• 7.0 Sampling Methods and Handling Requirements
• 8.0 Test Parameters, Methods and Frequency
• 9.0 Use of External Laboratories and NATA Accreditation Requirements
• 10.0 On-site Testing Equipment Calibration and Maintenance
• 11.0 Data Recording, Trend Analysis and Reporting
• 12.0 Non-conformance Management and Corrective Actions
• 13.0 Communication and Escalation Protocols
• 14.0 Integration with WHS, Environmental and Food Safety Systems
• 15.0 Training and Competency Requirements
• 16.0 Document Control and Review
• 17.0 Appendices – Sampling Forms, Log Sheets and Example Water Quality Specifications

Legislation & References

• Australian Drinking Water Guidelines (ADWG) – National Health and Medical Research Council
• AS/NZS 5667: Water quality – Sampling
• AS/NZS ISO 9001: Quality management systems – Requirements
• Food Standards Code – Australia New Zealand (where water is used as an ingredient or for food contact surfaces)
• Environment Protection Acts and Regulations applicable in the relevant State or Territory (e.g. NSW Protection of the Environment Operations Act)
• Local water authority trade waste agreements and guidelines