Find WSP Resources

This technical brief provides general information on the management of cyanobacteria in drinking-water supplies to help regulators and water suppliers safeguard public health. It  describes measures to prevent the formation of cyanobacterial blooms and options to manage such blooms and their toxins when they occur. This updated technical brief has been revi...

A wholesale/retail model delivers drinking water to over 5 million residents in metropolitan Melbourne (Australia). Water Safety Plans were implemented in 1999 ahead of being regulatory mandated in 2003. With over 20 years of WSP application, this collaborative paper by the wholesaler and retailer utilities presents practical examples of drinking water quali...

Since their incorporation into the 2004 version of the World Health Organization’s (WHO’s) Guidelines for Drinking Water Quality (GDWQ), Water Safety Plans (WSPs) continue to be the pre-eminent process for the delivery of safe drinking water to consumers. WSPs achieve this by prioritising proactive, rather than reactive, management of risks to drinking w...

This report provides a synthesis of water safety plan (WSP) implementation efforts in Ghana. It highlights the implementation status, enabling environment, challenges, opportunities, and relevant recommendations for improvement....

Water safety plans (WSPs) represent a holistic risk assessment and management approach covering all steps in the water supply process from the catchment to the consumer. Since 2004, the World Health Organization (WHO) has formally recommended WSPs as a public health intervention to consistently ensure the safety of drinking water. These risk management progr...

Water Safety Planning (WSP), an approach which aims at ensuring safe drinking-water thorough a comprehensive risk system assessment and management process since its adoption by the International Water Association (IWA) and World Health Organization (WHO) seeks to support achieving the Sustainable Development Goal (SDG) target 6.1 to provide safe drinking-wat...

Climate resilience needs to be built and coordinated at the basin, city and utility level to ensure adaptive measures for water systems are effective and integrate other urban services.  IWA and partners undertook a series of webinar on climate smart utilities to showcase what utilities are doing to address climate change both from a mitigation......

Water, sanitation and hygiene (WASH) have a significant impact on health and, of particular concern as described in the recent Intergovernmental Panel on Climate Change Special Report on Extreme Events, are the risks of more frequent and intense extreme weather events such as floods, cyclones and droughts, alongside increasing temperatures. Such extremes pos...

Ensuring safe drinking-water is the target of the Water Safety Plan (WSP) approach, which has been successfully applied to a large number of water supply systems around the world. Effective country-wide scaling up of WSP implementation requires an enabling environment at the policy level. By utilizing a multi-step mixed methods approach, this study summarize...

This water safety plan country report for Sri Lanka shares the key learnings from the country’s WSP journey and achievements. The lessons learned can support the broader WSP global community for successful and practical WSP implementation....

Set in Uganda, this short video documents how sanitary inspections can be applied as a basic risk management tool for small water supplies in resource limited settings. For more information, visit: https://www.surrey.ac.uk/department-civil-environmental-engineering/research/water-environment-and-health-engineering-group...

Set in Iceland, this short video documents how sanitary inspections can be applied as a basic risk management tool for small water supplies. For more information, visit: https://www.surrey.ac.uk/department-civil-environmental-engineering/research/water-environment-and-health-engineering-group...

In the Netherlands, safe and sufficient drinking water is provided to the general population by ten drinking water companies. To guarantee safe drinking water the World Health Organization (WHO) developed a Water Safety Plan (WSP), a Risk Assessment and a Risk Management (RA/RM) framework. The objective of the study was to identify legally required RA......

Unsafe drinking water is a recognized health threat in Ethiopia, and climate change, rapid population growth, urbanization and agricultural practices put intense pressure on availability and quality of water. Climate change-related health problems due to floods and waterborne diseases are increasing. With increasing insight into impacts of climate change and...

The World Health Organization (WHO) promotes water safety plans (WSPs) – a risk-based management approach – for premise plumbing systems in buildings to prevent deterioration of drinking-water quality. Experience with the implementation of WSPs in buildings were gathered within a pilot project in Germany. The project included an evaluation of the feasibi...

In recent years, the water safety plan approach has been extended towards climate-resilient water safety planning. This happened in response to increasing insight into impacts of climate on drinking-water and required adaptation to anticipated climate change. Literature was reviewed for published guidance and case examples, documenting how to consider climat...

Beautiful short film on how to achieve safe drinking-water by Björn Weber, Oliver Meinborn and Grimme-price winner Ute Hilgeford. Launched by the World Health Organization on World Water Day 2019. The film-makers accompany a community in the mountains of Tajikistan – where water safety plans have been introduced for the first time in Central Asia.......

The lack of access to safe drinking-water is felt disproportionately by those who are disadvantaged socially, economically, demographically or geographically, and explicit consideration of these groups is required to understand and address disparities. This document describes how, with relatively modest efforts, the water safety plan (WSP) approach can bring...

The U.S. Safe Drinking Water Act required states to develop source water assessment programs identifying existing and potential contamination sources; however, comprehensive risk prioritization and management approaches for surface water supplies have seen limited application. This participatory study assessed which permutation(s) of risk management framewor...

In many countries of the World Health Organization (WHO) South-East Asia Region, drinking water is not used directly from the tap and faecal contamination of water sources is prevalent. As reflected in Sustainable Development Goal 6, access to safer drinking water is one of the most successful ways of preventing disease. The WHO Water Safety......

The World Health Organization has recommended Water Safety Plans (WSPs), a holistic risk assessment and risk management approach, for drinking-water suppliers across low-, middle- and high-income countries, since publishing its 2004 Guidelines for Drinking-Water Quality. While rapid WSP adoption has occurred, capacity is still catching up to implementation n...

Aims: The World Health Organization (WHO) has recommended Water Safety Plans (WSPs) since 2004 as a means to reduce drinking water contamination and risks to human health. These risk management programs have shown promise across several potential areas of evaluation, such as economic benefits and regulatory compliance. Since WSPs are largely carried out by p...

This document presents case studies from lower and higher income settings around the world that highlight O&M benefits resulting from WSP implementation. These case studies contribute to a growing body of information on the outcomes of water safety planning and may be useful in building support for WSPs among water sector senior managers, operational sta...

This study investigated the effectiveness of Water Safety Plans (WSP) implemented in 99 water supply systems across 12 countries in the Asia-Pacific region. An impact assessment methodology including 36 indicators was developed based on a conceptual framework proposed by the Center for Disease Control (CDC) and before/after data were collected between Novemb...

Water Safety Plans (WSPs), recommended by the World Health Organization since 2004, can help drinking water suppliers to proactively identify potential risks and implement preventive barriers that improve safety. Few studies have investigated long-term impacts of WSPs, such as changes in drinking water quality or public health; however, some evidence from hi...

Improved water safety management, as addressed by the Sustainable Development Goals, can be aided by Water Safety Planning, a risk-assessment and risk-management approach introduced by the World Health Organization and implemented to date in 93 countries around the globe. Yet, this approach still encounters some challenges in practice, including that of secu...

Ce guide vise à aider à l’élaboration et à la mise en œuvre de programmes d’audit des plans de gestion de la sécurité sanitaire de l’eau dédiés en définissant les principes et exigences les plus  importants. C’est une ressource pratique à l’intention des décideurs politiques, des organismes chargés de la réglementation ou de la surve...

Describes resources developed by the World Health Organization (WHO), and partners, on various aspects of water safety planning, such as water safety plan development, implementation, training, advocacy and auditing....

This document provides guidance on how climate considerations can be integrated into water safety planning to provide greater resilience to the current and predicted impacts of climate change and variability on water supplies. The guidance is supported by numerous practical examples of climate resilient water safety planning from both low and high income set...

Les Directives de qualité pour l’eau de boisson de l’Organisation mondiale de la Santé recommandent l’application d’une approche d’ensemble pour l’évaluation et la gestion des risques appelée «Plans de gestion de la sécurité sanitaire de l’eau» afin d’assurer de la façon la plus efficace la sécurité des appr...

In response to growing pressures on available water resources, potable reuse represents a practical source of drinking-water in many circumstances. This document describes how to apply appropriate management systems to produce safe drinking-water from municipal wastewater. Information is provided on specific aspects of potable reuse, including the quality an...

Water Safety Plans (WSPs), recommended by the World Health Organization since 2004, seek to proactively identify potential risks to drinking water supplies and implement preventive barriers that improve safety. To evaluate the outcomes of WSP application in large drinking water systems in France and Spain, we undertook analysis of water quality and complianc...

In order to safeguard the public against waterborne diseases, water utilities must secure that multiple, microbial barriers are provided for in their drinking water systems. In most water utilities disinfection of the water represents an important barrier, but microbial barriers may also be achieved by other actions, for example in the catchment area. Based...

Based on information gathered from 118 countries representing every region of the globe, this report provides a picture of WSP uptake worldwide. It presents information on WSP implementation and the integration of WSPs into the policy environment. It also explores WSP benefits, challenges and future priorities. It is envisaged that this report will serve as....

Egypt has accomplished the first draft of WSP at 2013, via cooperation between the Holding Company for Water and Wastewater and the VNG – International, this abstract represent the current situation of WSP in Egypt....

The purpose of this document is to share Ethiopia’s experience in the implementation of the “Building adaptation to climate change in health in least developed countries through WASH project” especially the WASH sector with development partners, government bodies and project implementing member countries. It includes valuable lessons learned fr...

This presentation describes the development and implementation of WSP in Tabriz in Iran under the guidance of the World Health Organization Regional Office....

The New South Wales (NSW) Public Health Act 2010 requires water suppliers to implement a drinking water quality assurance program that addresses the ‘Framework for management of drinking water quality’ in the Australian drinking water guidelines. NSW Health has recognised the importance of a staged implementation of this requirement and the need to suppo...

Предпринимая постоянные усилия по повышению безопасности питьевой воды и улучшению здоровья населения, многие страны запросили методические рекомендации о том, как внедрить и расширить масштаб�...

Снабжение приемлемой и безопасной питьевой водой в достаточном количестве является одной из основных необходимых предпосылок хорошего здоровья, экономического развития и устойчивой жизнедеяте...