Best Practice Guide On The Management Of Metals In Small Water Supplies

Author : Matthew Bower,Colin Hayes
Publisher : IWA Publishing
Page : 150 pages
File Size : 53,8 Mb
Release : 2016-04-15
Category : Science
ISBN : 9781780406398

Get Book

Best Practice Guide on the Management of Metals in Small Water Supplies by Matthew Bower,Colin Hayes Pdf

The management of small water supplies presents a unique challenge globally, in countries at all stages of development. A combination of lack of resources, limited understanding of the risks and poor expertise means that individuals and communities may face serious health risks from these supplies. This is not only due to microbiological contamination, but also from contamination by metals, either due to natural or man-made contamination of the source water or through leaching from plumbing materials due to inadequate conditioning and corrosion inhibition and use of inappropriate materials. This Best Practice Guide aims to share best practice and experience from around the world on a practical level. It looks at general issues relating to small supplies and ways of managing these, adopting a Water Safety Plan approach to deliver sound and lasting improvements to quality. Management techniques and treatment relating to specific metals will be covered, from a theoretical and practical perspective, to deliver a publication that will act as an authoritative guide for all those faced with the problem of ensuring the quality of a small water supply. Varied case-studies will help to illustrate issues and ways in which they have been resolved. Table of contents The Difficulties of Managing Water Quality in Small Water Supplies; What are Small Supplies?; The Management and Regulation of Small Water Supplies; The Vulnerability of Small Water Supplies to Contamination by Metals; Water Safety Plans for Small Water Supplies; Making WSPs Work for Small Supplies; Teamwork- The Value of a WSP Team; A Practical Guide to Developing a WSP for a Small Supply; Practical Guidance for Risk Assessments; Establishing the Metals Problem: Risk Assessment, Sampling and Analysis; The Range of Possible Problems; Metal Solubility and Influencing Factors; Risk Assessment of Small Water Supply Systems; Sampling and Analysis; Consumer Awareness; Sources of Metals in Small Water Supplies; Origin of Contaminants; Contamination of Surface Waters; Contamination of Ground Water; Contamination from Treatment Processes; Contamination in Distribution Pipework; Contamination from Plumbing Fittings; Water Treatment Processes Available for Use on Small Water Systems; Process Selection; Types of Treatment; Practical Considerations of Treatment for Metals in Small Water Supplies; Iron; Manganese; Conditioning of Water to Prevent Dissolution of Plumbing Materials or Post-treatment Contamination; Treatment is Only Part of the Story; Indications and Effects of Post-treatment Metal Contamination in Small Water Supplies; Establishing the Source of the Problem; Factors Controlling the Corrosion of Metals into Small Water Supplies; The Conditioning of Water to Minimise Corrosion; Manual of Individual Metals in Small Water Supplies, Aluminium, Antimony, Arsenic, Barium, Beryllium, Boron, Cadmium, Chromium, Cobalt, Copper, Iron, Lead, Manganese, Mercury, Nickel, Selenium, Tin, Tungsten, Uranium, Vanadium, Zinc; Case Studies; Arsenic removal in Small Supplies in Italy; A New Borehole Supply with Iron Removal for a Single Property in England, UK; Metals in Small Water Supplies in Areas of Water Scarcity in African Regions; Unexplained Lead Contamination of a Small Water Supply in Northern Scotland EDITORS Matt Bower, Drinking Water Quality Regulator for Scotland, UK Colin Hayes, Swansea University, UK

Author : Mustafa Ersoz,Lisa Barrott
Publisher : IWA Publishing
Page : 120 pages
File Size : 49,5 Mb
Release : 2012-05-31
Category : Science
ISBN : 9781843393849

Get Book

Best Practice Guide on Metals Removal From Drinking Water By Treatment by Mustafa Ersoz,Lisa Barrott Pdf

Part of Metals and Related Substances in Drinking Water Set - buy all five books together to save over 30%! The EU Drinking Water Directive sets a range of standards for metals and related substances in drinking water, many of which are concerned with health protection. A number of these standards are very stringent and require compliance to be assessed at the point of use. Because of the difficulties associated with monitoring, historic practices in many countries have concentrated on the quality of water within the distribution network. As a result, the magnitude of problems with some metals and related substances in drinking water is not fully appreciated in all European countries, and the extent and nature of corrective actions differ widely. This Best Practice Guide on Metals Removal From Drinking Water By Treatment describes drinking water standards and regulations, and explains the impact of a range of water treatment processes on metal levels in drinking water. Its objectives are to provide a basis for assessing the extent of problems and to identify appropriate water treatment options. The Guide provides a reasoned guide to selection of key water treatment processes. Each chapter focuses on a specific water treatment process and has been written by experts in that particular process. Best Practice Guide on Metals Removal From Drinking Water By Treatment provides practice-based knowledge for water engineers and scientists in large and small water utilities, regulatory agencies, health agencies and local municipalities (from cities through to small rural communities). It also supports university level teaching in degree schemes that relate to water management. This Guide is one of a series produced by the International Water Association’s Specialist Group on Metals and Related Substances in Drinking Water. The series is an up-to-date compilation of a range of scientific, engineering, regulatory and operational issues concerned with the control and removal of metals from drinking water.

Author : Adam Postawa,Colin Hayes,Alessandra Criscuoli,Francesca Macedonio,Andreas N. Angelakis,Joan B. Rose,Andrew Maier,Drew C. McAvoy
Publisher : IWA Publishing
Page : 146 pages
File Size : 41,9 Mb
Release : 2013-08-14
Category : Science
ISBN : 9781780400044

Get Book

Best Practice Guide on the Control of Iron and Manganese in Water Supply by Adam Postawa,Colin Hayes,Alessandra Criscuoli,Francesca Macedonio,Andreas N. Angelakis,Joan B. Rose,Andrew Maier,Drew C. McAvoy Pdf

This Best Practice Guide on the Control of Iron and Manganese in Water Supply is one of a series produced by the International Water Association’s Specialist Group on Metals and Related Substances in Drinking Water. Iron and manganese are often found in soft upland water sources associated with natural organic matter and are also commonly found in the groundwater abstracted from confined and unconfined aquifers. The presence of iron and manganese in water is one of the most frequent reasons for customers’ complaint due to aesthetic issues (yellow, brown and black or stains on laundry and plumbing fixtures). These two metals can be removed fairly readily by physico-chemical treatment. The municipal treatment systems deployed derive benefit from their larger scale, particularly in relation to control, but the processes used are less suitable for the numerous small supplies that are the most common water supplies throughout Europe, especially in rural areas. One important source of iron in drinking water is from old corroded cast-iron water mains, historically the material used most commonly in supply networks. Replacement and refurbishment is very expensive and the major challenge is how best to prioritize available expenditure. The purpose for this Best Practice Guide on the Control of Iron and Manganese in Water Supply is to give readers the broad view of a problem based on state-of-the-art compilation of the range of scientific, engineering, regulatory and operational issues concerned with the control of iron and manganese in drinking water. The Guide is of interest to water utility practitioners, health agencies and policy makers, as well as students on civil engineering and environmental engineering courses. Authors: Dr Adam Postawa, AGH University of Science and Technology, Faculty of Geology, Geophysics and Environment Protection, Krakow, Poland and Dr Colin R Hayes, University of Swansea, UK, Chair of IWA Specialist Group on Metals and Related Substances in Drinking Water.

Author : Colin Hayes
Publisher : IWA Publishing
Page : 105 pages
File Size : 46,9 Mb
Release : 2010-03-31
Category : Science
ISBN : 9781843393696

Get Book

Best Practice Guide on the Control of Lead in Drinking Water by Colin Hayes Pdf

Part of Metals and Related Substances in Drinking Water Set - buy all five books together to save over 30%! Visit: http://iwapublishing.com The Best Practice Guide on the Control of Lead in Drinking Water brings together, for the first time, all of the regulatory, health, monitoring, risk assessment, operational and technological issues relevant to the control of lead in drinking water. Its focus is Europe and North America and the Guide benefits from the input of an international research network involving 28 countries. A large range of illustrative examples and case studies are provided. The Guide will be of interest to scientists, engineers, regulators and health specialists who are involved in the provision of safe drinking water. The reader will gain a comprehensive understanding of how to assess lead in drinking water problems, both in the water supply systems that serve a City, Town or rural area and at individual properties, dependent on their knowledge of pipe-work circumstances and water quality. Options for corrective action are outlined and their strengths and weaknesses explained, with information on costs and environmental impact. The reader should then be able to develop a strategy for controlling lead in drinking water in their area, establish an appropriate monitoring programme, select the right combination of corrective measures, and define the level of risk reduction that will likely be achieved. The Best Practice Guide provides a succinct compilation of the wide range of issues that relate to lead in drinking water, at a time when the regulations are under review in both Europe and North America. It will also be very relevant to all those implementing the Protocol on Water and Health, as lead in drinking water has recently been adopted as one of the key issues requiring assessment, improvement planning and reporting. The key features are: For the first time, all the complex inter-related aspects of lead in drinking water have been brought together. The detailed explanations given on sampling and monitoring should avoid mistakes being repeated. The information on optimising corrective treatment measures is the most comprehensive to date. The Best Practice Guide will facilitate the protection of water consumers from lead contamination and reduce associated health risks. This Guide is one of a series produced by the International Water Association’s Specialist Group on Metals and Related Substances in Drinking Water. It is a state-of-the-art compilation of the range of scientific, engineering, regulatory and operational issues concerned with the control of lead in drinking water. Download the free Guide for Small Community Water Suppliers and Local Health Officials on Lead in Drinking Water at: http://iwapublishing.com/books/9781843393801/guide-small-community-water-suppliers-and-local-health-officials-lead-drinking Visit the IWA WaterWiki to read and share material related to this title:http://www.iwawaterwiki.org/xwiki/bin/view/Articles/LeadinDrinkingWater

Author : Adam Postawa
Publisher : IWA Publishing
Page : 157 pages
File Size : 41,8 Mb
Release : 2012-01-15
Category : Science
ISBN : 9781843393832

Get Book

Best Practice Guide on Sampling and Monitoring of Metals in Drinking Water by Adam Postawa Pdf

Part of Metals and Related Substances in Drinking Water Set - buy all five books together to save over 30%! There is increasing concern regarding the presence of metals, particularly heavy metals in drinking water. In addition to the well-known toxic effects of lead, which are discussed at length in the Best Practice Guide on the Control of Lead in Drinking Water (in this series of Guides), the latest WHO guide values for maximum mean concentrations of arsenic, nickel and others in drinking water have been lowered compared to previous versions. European Union, USA and National standards for drinking water have followed the trend based largely on the same toxicological information. There is currently growing interest in the presence of hexavalent chromium in drinking water following its finding in some drinking waters in the USA above the national upper limit for total chromium and research suggesting that this limit needs to be considerably lowered. Some metals, particularly iron and manganese are associated with the production of discoloured (dirty) water in distribution systems and are therefore very important to the production of water with acceptable aesthetic qualities. Others (iron and aluminium) are key to the treatment of raw waters to drinking water standards. In most cases it is not possible to continuously monitor waters for metals and suitable sampling programmes must be designed and carried out to give results representative of the true water quality. The Best Practice Guide on Sampling and Monitoring of Metals in Drinking Water gives guidance on the design and quality control of sampling programmes for metals in Raw waters, in the water treatment works, in the drinking water distribution system and at the consumers tap. It also gives guidance on the analytical methods that can be used for the analysis of metals and quality control of those methods. Sampling programmes on the same water will vary according to the purpose for which they are carried out and the statistical techniques used to determine and design the different types of programme are outlined. Finally some case studies of optimisation of sampling are set out. Best Practice Guide on Sampling and Monitoring of Metals in Drinking Water is a valuable text for scientists, engineers and quality managers working in drinking water supply, laboratory managers and scientists who carry out sampling and analysis, and water industry consultants. It is also an excellent resource for post graduate and research workers in the field of drinking water. Editor: Dr Adam Postawa, AGH University, Krakow, Poland

Author : David Clapham
Publisher : Routledge
Page : 594 pages
File Size : 48,8 Mb
Release : 2004-08-26
Category : Science
ISBN : 9781134457489

Get Book

Small Water Supplies by David Clapham Pdf

There are approximately 50,000 small water supplies in the UK alone, and thousands more worldwide. Dealing with the idiosyncratic characteristics of small water supplies requires specialist knowledge, and this book provides invaluable guidance for professionals. Based on the extensive practical experience of the author, this book covers how small independent supplies differ from public water supplies, and outlines the health dangers they pose, along with detailed instruction in water sampling and risk assessment techniques. Clapham describes the different types of water supplies including their construction and treatment systems, and discusses common problems encountered. A wide range of case studies bring the theory to life, and both UK and European legislation is discussed. There is also a sizeable section dealing with small water supplies in developing countries.

Author : Adam Postawa,Colin Hayes
Publisher : Unknown
Page : 146 pages
File Size : 45,8 Mb
Release : 2013
Category : TECHNOLOGY & ENGINEERING
ISBN : 1680155601

Get Book

Best Practice Guide on the Control of Iron and Manganese in Water Supply by Adam Postawa,Colin Hayes Pdf

Author : World Health Organization
Publisher : World Health Organization
Page : 60 pages
File Size : 42,9 Mb
Release : 2023-08-21
Category : Technology & Engineering
ISBN : 9789240076297

Get Book

WHO global water, sanitation and hygiene by World Health Organization Pdf

This report summarizes the World Health Organization’s (WHO) global work on water, sanitation and hygiene (WASH) during 2022. It describes WHO’s continued delivery of essential WASH programming as elaborated in its 2018–2025 strategy. This includes publication and dissemination of its work monitoring access to WASH and WASH systems through the WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (JMP) and the UN-Water Global Analysis and Assessment of Sanitation and Drinking-Water (GLAAS), continued development and implementation of its norms on drinking-water and sanitation, and overall advocacy including on hand hygiene. All of WHO’s WASH work was augmented through the strength of its partnerships.

Author : World Health Organization
Publisher : World Health Organization
Page : 220 pages
File Size : 47,9 Mb
Release : 2024-02-14
Category : Medical
ISBN : 9789240088740

Get Book

Guidelines for drinking-water quality: small water supplies by World Health Organization Pdf

Small drinking-water supplies commonly experience operational, managerial, technical and resourcing challenges that impact their ability to deliver safe and reliable services. The needs and opportunities associated with these supplies therefore warrant explicit consideration in policies and regulations. These Guidelines, specifically tailored to small water supplies, build on over 60 years of guidance by the World Health Organization (WHO) on drinking-water quality and safety. They focus on establishing drinking-water quality regulations and standards that are health based and context appropriate; on proactively managing risks through water safety planning and sanitary inspections; and on carrying out independent surveillance. The guidance is intended primarily for decision-makers at national and subnational levels with responsibility for developing regulatory frameworks and support programmes related to these activities. Other stakeholders involved in water service provision will also benefit from the guidance in this document. Designed to be practical and accessible, these Guidelines offer clear guidance that is rooted in the principle of progressive improvement. State-of-the-art recommendations and implementation guidance are provided, drawn from a comprehensive evidence review and established good practices. Additionally, case examples are provided from countries and areas around the world to demonstrate how the guidance in this publication has been implemented in practice in a wide variety of contexts. Together with WHO’s 2024 Sanitary inspection packages – a supporting tool for the Guidelines for drinking-water quality: small water supplies, these Guidelines update and supersede WHO’s 1997 Guidelines for drinking-water quality. Volume 3: surveillance and control of community supplies. Key changes to this updated publication include a greater focus on preventive risk management and a broader range of small water supplies covered, including those managed by households, communities and professional entities.

Author : Prosun Bhattacharya,David Polya,Dragana Jovanovic
Publisher : IWA Publishing
Page : 308 pages
File Size : 41,6 Mb
Release : 2017-07-15
Category : Science
ISBN : 9781843393856

Get Book

Best Practice Guide on the Control of Arsenic in Drinking Water by Prosun Bhattacharya,David Polya,Dragana Jovanovic Pdf

Arsenic in drinking water derived from groundwater is arguably the biggest environmental chemical human health risk known at the present time, with well over 100,000,000 people around the world being exposed. Monitoring the hazard, assessing exposure and health risks and implementing effective remediation are therefore key tasks for organisations and individuals with responsibilities related to the supply of safe, clean drinking water. Best Practice Guide on the Control of Arsenic in Drinking Water, covering aspects of hazard distribution, exposure, health impacts, biomonitoring and remediation, including social and economic issues, is therefore a very timely contribution to disseminating useful knowledge in this area. The volume contains 10 short reviews of key aspects of this issue, supplemented by a further 14 case studies, each of which focusses on a particular area or technological or other practice, and written by leading experts in the field. Detailed selective reference lists provide pointers to more detailed guidance on relevant practice. The volume includes coverage of (i) arsenic hazard in groundwater and exposure routes to humans, including case studies in USA, SE Asia and UK; (ii) health impacts arising from exposure to arsenic in drinking water and biomonitoring approaches; (iii) developments in the nature of regulation of arsenic in drinking water; (iv) sampling and monitoring of arsenic, including novel methodologies; (v) approaches to remediation, particularly in the context of water safety planning, and including case studies from the USA, Italy, Poland and Bangladesh; and (vi) socio-economic aspects of remediation, including non-market valuation methods and local community engagement.

Author : Prosun Bhattacharya,Ingegerd Rosborg,Arifin Sandhi,Colin Hayes,Maria Joao Benoliel
Publisher : IWA Publishing
Page : 290 pages
File Size : 51,9 Mb
Release : 2011-11-25
Category : Science
ISBN : 9781780400358

Get Book

Metals and Related Substances in Drinking Water by Prosun Bhattacharya,Ingegerd Rosborg,Arifin Sandhi,Colin Hayes,Maria Joao Benoliel Pdf

Part of Metals and Related Substances in Drinking Water Set - buy all five books together to save over 30%! Metals and Related Substances in Drinking Water comprises the proceedings of COST Action 637 - METEAU, held in Kristianstad, Sweden, October 13-15, 2010. This book collates the understanding of the various factors which control metals and related substances in drinking water with an aim to minimize environmental impacts. Metals and Related Substances in Drinking Water: Provides an overview of knowledge on metals and related substances in drinking water. Promotes good practice in controlling metals and related substances in drinking water. Helps to determining the environmental and socio-economic impacts of control measures through public participation Introduces the importance of mineral balance in drinking water especially when choosing treatment methods Shares practitioner experience. The proceedings of this international conference contain many state-of-the-art presentations by leading researchers from across the world. They are of interest to water sector practitioners, regulators, researchers and engineers.

Author : Anonim
Publisher : Unknown
Page : 836 pages
File Size : 48,5 Mb
Release : 1981
Category : Government publications
ISBN : UIUC:30112063912486

Get Book

Monthly Catalogue, United States Public Documents by Anonim Pdf

Author : United States. Superintendent of Documents
Publisher : Unknown
Page : 1092 pages
File Size : 50,7 Mb
Release : 1977
Category : Government publications
ISBN : UCR:31210024274563

Get Book

Monthly Catalog of United States Government Publications by United States. Superintendent of Documents Pdf

February issue includes Appendix entitled Directory of United States Government periodicals and subscription publications; September issue includes List of depository libraries; June and December issues include semiannual index

Author : World Health Organization
Publisher : World Health Organization
Page : 260 pages
File Size : 46,7 Mb
Release : 1993
Category : Medical
ISBN : 9241545038

Get Book

Guidelines for Drinking-water Quality by World Health Organization Pdf

This volume describes the methods used in the surveillance of drinking water quality in the light of the special problems of small-community supplies, particularly in developing countries, and outlines the strategies necessary to ensure that surveillance is effective.

Author : World Health Organization
Publisher : World Health Organization
Page : 542 pages
File Size : 49,6 Mb
Release : 2004-08-31
Category : Medical
ISBN : 9241546387

Get Book

Guidelines for Drinking-water Quality by World Health Organization Pdf

This is the third edition of the WHO's guidelines which are used by countries worldwide to set standards for the regulation of drinking water quality and effective approaches to water safety management. This revised edition has been updated to take account of recent developments in risk assessment and management. Topics discussed include: a framework for drinking water safety and discussion of the roles and responsibilities of different stakeholders, such as national regulators, water suppliers and independent surveillance agencies; guidance on microbial safety of drinking water through safety plans; new scientific information on chemicals, waterborne pathogens and individual chemical hazards of actual or potential concern. It also considers the application of the guidelines in specific circumstances, such as in emergencies and disasters, and to specific applications, such as bottled water. It also contains information on over 130 documents which substantiate or explain the content of the Guidelines, and on good practice guidance in achieving drinking-water safety.