Sanitation Library
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The Sanitation Workers Knowledge + Learning Hub is the best source for all current news, trends, articles and updates on sanitation workers rights around the world.
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For many residents of the Ayeyarwady Delta of Myanmar, rainwater collection from village ponds and
roof tops serves as the primary source of potable water throughout the year. In May 2008, Cyclone
Nargis struck the Delta region, damaging many of these ponds by breaching their embankments or filling
them with debris and saline water. Despite the ef orts of the international aid community …
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“The most effective means of consistently ensuring the safety of a drinking-water supply is through the use of a comprehensive risk assessment and risk management approach that encompasses all steps in water supply from catchment to consumer. In these Guidelines, such approaches are called water safety plans (WSPs)”.
The words above open Chapter 4 of the Third Edition of the WHO Guidelines …
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Over the past few years, UNICEF has been exploring new and innovative approaches to water supply, placing
an emphasis on systems which are affordable, scalable, environmentally sustainable and climate smart. Solar
powered water systems have the potential to meet all of these criteria. The systems can also help provide a
higher quality service to multiple communities through the use of small …
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109 Downloads
Sanitation has been declared one of the essential services during the COVID-19 crisis. Sanitation workers are an integral part of sanitation service delivery and TNUSSP team has been engaging with them with the objective of improving their safety, health and welfare. In response to the current public health crisis, TNUSSP has developed a set of guidelines for different categories of sanitation …
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Access to adequate water, sanitation, drainage and solid waste disposal are four inter-related basic needs which impact significantly on socio-economic development and
quality of life. The number of people around the world who still do not have access
to these basic facilities, despite enormous global effort over more than two decades,
provides sufficient evidence that conventional approaches …
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A large fraction of the World's population around 1.1 billion people - does not have access to improved sources of water. For many others, contamination of water during transport and in the household presents a significant health risk. For this segment of the world's population, use of effective technologies for household water treatment and storage is likely to have direct beneficial effects in …
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1 Downloads
Microbial drinking-water quality testing plays an essential role in measures to protect public health. However, such testing remains a significant challenge where resources are limited. With a wide variety of tests available, researchers and practitioners have expressed difficulties in selecting the most appropriate test(s) for a particular budget, application and setting. To assist the selection …
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33 Downloads
A typical small water supply system requires less than about 200,000 litres per day, which is well within the capacity of small streams and alternative water sources, other than rivers. Indeed a river is not the ideal source of domestic water in many situations and an intake would normally be constructed only if there is no satisfactory alternative source such as groundwater (handpump), rainwater …
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Appropriate and adequate surface water management is essential to humanitarian response. To date, there has been limited guidance available to practitioners summarized as follows:
Little information beyond basic assessment of flood risk and implications of standing water on a site.
Limited guidance on surface water quality with most of the information focusing on the management of water …
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70 Downloads
Water is essential to man, animals and plants. Without water life on earth would not exist. From the very beginning of human civilization, families have settled close to water sources, along rivers, beside lakes or near natural springs. Indeed where people live, some water is normally available for drinking, domestic use, and possibly for watering animals. This does not imply that the source is …
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To celebrate the occasion of International Women’s day on March 8 th , the Tamil Nadu Urban Sanitation Support Programme (TNUSSP) and the Indian Institute for Human Settlements (IIHS) has launched a social media campaign on women in sanitation. The stories being shared on social media raises important questions, not just to women but also to men who are playing different roles across the full …
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Many publications describe the protection of springs from contamination using spring boxes. The construction of such a structure takes time and money, and in many cases it may not be really necessary.
A spring box can be useful as:
-A sedimentation chamber where particles of sand carried in the spring water can settle out.
-A storage chamber, which is useful for springs where the peak rate …
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359 Downloads
The “India Mark II Handpump” was developed in India more than 30 years ago and it is designed for lifting water from deep wells up to 50 m. Strict maintenance of deep-well pumps is very important to keep them operational. Therefore the pump users must be trained and willing to make regular maintenance in a disciplined manner. Spare parts that require regular replacements must be easily …
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This manual covers a general description of the equipment and operating procedures for a HP1220 High Pressure Carbon Adsorption Systems. The Carbon Systems are designed to provide many years of trouble free service. To achieve this, the Carbon System equipment must be properly handled and installed to obtain the desired results. Failure to do so can cause premature equipment malfunctions and/or …
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UNDP is supporting vulnerable host-communities in various areas of Lebanon including the development and construction of water networks and the improvement of livelihoods, particularly in the agricultural sector. For example, within the umbrella of the Lebanese Centre for Water Management and Conservation (LCWMC) at the Ministry of Energy and Water, a project funded by the Swiss Agency for …
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According to RPJMN 2020–2024 figures, in 2018 almost 75 percent of the Indonesian population has
access to improved sanitation nationally. This includes almost 7.5 percent classified as safely
managed sanitation services based on Sustainable Development Goals (SDGs) 2030 definitions. These
figures are impressive considering the low base of sanitation coverage with which the country has
been …
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Wherever possible, a community should avoid the health risks which result from using contaminated pond water, by using an alternative, good-quality source. (Groundwater or rainwater sources will usually produce water of much better quality.) If a pond is the only source of water, the implementation of some of the ideas in this Technical Brief should improve the quality of the water. It is not …
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A VLOM pump is one which can be operated and sustained using Village Level Operation and Maintenance. The term VLOMM is also used, meaning Village Level Operation and Management of Maintenance. This addition emphasizes the role of users as the managers of maintenance – they may choose to use someone from outside the village to assist with more complicated repairs. Not all maintenance and repair …
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This publication provides a general introduction to the reverse osmosis (RO) and nanofiltration (NF) membrane treatment processes. The subjects addressed in this chapter should serve as the basic foundation for a broader understanding of RO and NF processes as applied to potable water, industrial process water, tertiary wastewater, and reclaimed water treatment, and include a general overview of …
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From the 24 – 28 March 2014, RedR held a pilot course for 24 WASH experts on the subject of
addressing the social, institutional and technical gaps that currently exist for water, sanitation and
hygiene provision in the urban emergency context. This document, produced as a partnership
between ALNAP and RedR, captures the key messages, lessons and experiences of both course
facilitators …
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46 Downloads
The modern Hydram uses a very old principle of physics in a simple but effective way to
move water from a stream or river to places where it is most needed. Where there is suitable
clean water available, it can provide supplies to remote houses or communities, allow
irrigation of inaccessible areas and maintain feed water for stock in areas at a distance from
water sources.
The use of a …
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27 Downloads
The purpose of this guidance manual is to provide technical information on the use of membrane
filtration and application of the technology for compliance with the Long Term 2 Enhanced
Surface Water Treatment Rule, which would require certain systems to provide additional
treatment for Cryptosporidium. The requirements of this rule, as they relate to membrane
filtration, are summarized in …
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Tirupati is situated in Chittoor district in the southern of the state of Andhra Pradesh. The town is administered by the Municipal Corporation of Tirupati (MCT) and is divided into 36 wards.
The city covers an area of about 27 km2 with a total population of just under 375,000 (Census, 2011; GIZ, 2014). The current decadal growth rate lies at 26 %, which results in a population growth of 2.3% …
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Ground water is one of the Nation’s most important natural resources. It provides about 40 percent of the Nation’s public water supply. In addition, more than 40 million people, including most of the rural population, supply their own drinking water from domestic wells. As a result, ground water is an important source of drinking water in every State. Ground water is also the source of much …
