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ISO 46001: Water Efficiency Management Systems (WEMS) Certification

Optimise water efficiency with ISO 46001

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Drive water efficiency

ISO 46001 is the international management system standard for Water Efficiency Management Systems (WEMS). It was designed to promote water stewardship through effective and sustainable practices. It tackles essential issues such as water conservation and efficient resource use, offering a comprehensive framework for managing and reducing water consumption.

Achieving ISO 46001 certification demonstrates your organisation’s dedication to environmental responsibility, ensuring your water management practices are innovative, efficient, and aligned with sustainability goals. View the Frequently Asked Questions for more information about ISO 46001 and our range of services.

Our ISO 46001 services

Our team of expert auditors is here to guide you at every stage of your journey towards ISO 46001 certification. Through this internationally recognised certification, they’ll help you demonstrate your commitment to sustainable water management practices, improving water efficiency performance.  

Gap Analysis

An optional service where one of our expert auditors helps you identify any weak areas or non-conformities before your formal ISO 46001 audit.

Certification

An independent two-phase approach that provides a clear statement of your compliance – helping you win new business and build trust with stakeholders.

Integrated Audits

If you’ve implemented multiple management systems, you could benefit from an integrated audit and surveillance programme which is more efficient and cost-effective.

Why work with us?

On-the-ground expertise

Our services are delivered by a global team of specialists committed to sharing insights and knowledge to address your water management challenges, both today and in the future. By combining human expertise with data-driven insights, we equip your business with the tools necessary to excel in water efficiency and sustainable practices.

Continuous assurance

In the era of Assurance 4.0, organisations require ongoing assurance that their water management practices effectively manage evolving risks. Our approach offers real-time risk management with a connected portfolio of solutions, enabling continuous oversight and management of risks throughout your operations and supply chain.

Solution-based partnerships

We build deep partnerships with our clients, gaining a comprehensive understanding of their unique water management challenges and opportunities. Through our solution-focused approach, we help you go beyond compliance, managing risks, capitalising on opportunities and achieving sustainable growth.

Data-driven decision making

We invest in digital platforms that provide deep insights into your water management operations. Our human intelligence, enhanced by advanced analytics capabilities, addresses current and future risks within your operations and supply chain, ensuring optimal water efficiency.

Frequently Asked Questions

What is ISO 46001?

ISO 46001 is an international management system standard for water efficiency management systems (WEMS). It provides a framework for organisations to develop, implement, and maintain effective water efficiency policies and practices. The standard aims to help organisations reduce water consumption, improve water management processes, and enhance their overall environmental performance.

What are the benefits of ISO 46001 and why is it so important?

ISO 46001 certification drives a range of benefits, including:

  • Enhanced water efficiency: Organisations can significantly reduce water usage, leading to cost savings and resource conservation.
  • Positive environmental impact: By improving water management, organisations contribute to sustainability and reduce their environmental footprint.
  • Compliance: Helps organisations meet legal and regulatory requirements related to water usage.
  • Reputation: Demonstrates a commitment to sustainable practices, enhancing the organisation's reputation with stakeholders, customers, and the community.
  • Operational improvements: Streamlines water management processes, leading to increased operational efficiency and effectiveness.
Who can implement ISO 46001?

Any organisation, regardless of size, type, or sector, can implement ISO 46001. This includes manufacturing companies, service providers, government bodies, and non-profit organisations.

How does ISO 46001 work?

ISO 46001 provides a systematic approach to water efficiency management, which involves: 

  • Conducting a water use review to assess current water usage and identify areas for improvement.
  • Establishing water efficiency objectives and targets.
  • Developing and implementing a water efficiency management plan.
  • Monitoring and measuring water usage and efficiency improvements.
  • Continually reviewing and improving water management practices.
What are the key requirements of ISO 46001?

The key requirements of ISO 46001 include:

  • A commitment from top management to support and promote water efficiency
  • Conducting a comprehensive water use review
  • Setting clear objectives and targets for water efficiency
  • Implementing an action plan to achieve these targets
  • Regular monitoring and measurement of water usage
  • Conducting internal audits and management reviews to ensure continual improvement
How does ISO 46001 integrate with other management systems?

ISO 46001 can be integrated with other management systems such as ISO 9001 (quality management), ISO 14001 (environmental management), and ISO 50001 (energy management). Integration allows for a holistic approach to resource management and can lead to synergies and improved efficiency across various operational areas.

What is the process for getting ISO 46001 certified?

The certification process involves several steps including: 

  • A gap analysis to identify areas that need improvement to meet the ISO 46001 requirements.
  • Development and implementation of a water efficiency management system.
  • Internal audits to ensure the system meets the standard's requirements.
  • Undergoing an external audit by a certification body.
  • Addressing any non-conformities identified during the external audit.
  • Receiving ISO 46001 certification upon successful completion of the external audit.
How can organisations maintain ISO 46001 certification?

To maintain ISO 46001 certification, organisations must:

  • Continually monitor and measure water usage and efficiency improvements.
  • Conduct regular internal audits and management reviews.
  • Update and improve water management practices as needed.
  • Ensure ongoing compliance with legal and regulatory requirements.
  • Address any non-conformities and take corrective actions promptly.

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